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1: Tubes Asylum, UltraSonic AC (0.00)
Posted by banpuku on 2023-07-10, 12:43:35 (24.131.179.112)
Triode_Kingdom - would you mind sharing where you purchased the Ultrasonic Supply? Also, does it support 4A or more? Any other specs you can share? Finally, have you compared the Ultrasonic AC vs. bat .......
2: Tube DIY Asylum, RE: New amp (0.00)
Posted by banpuku on 2023-01-08, 14:56:53 (24.131.179.112)
You say "heavy". Check out my monoblocks. 225 lbs. each! .......
3: Tweakers' Asylum, Computer AC noise (0.00)
Posted by banpuku on 2022-12-27, 11:34:35 (24.131.179.112)
In my home, the den and listening room share a circuit breaker (15A). This implies that my computer (and whatever noise its producing on the AC mains) is reaching my stereo. I don't have the luxury of .......
4: Classical Court, My new blog and a classical mini-review (0.00)
Posted by banpuku on 2022-12-22, 04:52:50 (24.131.179.112)
Hi everyone, hope all is well. Going forward I will be posting some mini-reviews of classical music on my blog. Just trying to drive some interest in the fledgling blog. Here is my first attempt at th .......
5: Tube DIY Asylum, RE: I didn't think of that. Thanks. nt (0.00)
Posted by banpuku on 2022-11-26, 07:08:05 (24.131.179.112)
I was using 45B tubes from Emission Labs. Thus, the higher output. .......
6: Tube DIY Asylum, RE: New blog and my monoblocks (0.00)
Posted by banpuku on 2022-11-22, 07:05:18 (24.131.179.112)
Here is the circuit. .......
7: Tube DIY Asylum, New blog and my monoblocks (0.00)
Posted by banpuku on 2022-11-21, 08:12:50 (24.131.179.112)
Hi everyone, I would like to share a new blog that I have created which focuses on my new monoblocks (Aa driving GM70) and related topics. Your feedback is welcome. Just for fun. https://ironandglass. .......
8: Classical Court, RE: A composer challenge - describe your impressions of their music in just one word (0.00)
Posted by banpuku on 2022-04-23, 15:52:25 (174.54.187.188)
Shostakovich - depressed Bartok - eccentric Schnittke - determined Ysaye - genius .......
9: Tubes Asylum, RE: Rectifiers... (0.00)
Posted by banpuku on 2021-10-12, 12:49:50 (174.54.187.188)
Check that, RGN2004. Fantastic rectifier. .......
10: Tubes Asylum, RE: Who uses European tubes? (0.00)
Posted by banpuku on 2021-10-11, 15:34:58 (174.54.187.188)
Hi Andy, Tomorrow I have the last part coming for my monoblocks. I am using the Valvo Aa as a driver for the EML50. The challenge will be the Aa has an Rp = 30K and I am using a 1:1 (5K) IT. I should .......
11: Classical Court, Agerich's magnificent Prokofiev Sonata #1 (0.00)
Posted by banpuku on 2021-08-19, 19:42:54 (174.54.187.188)
I recently discovered Prokofiev's Sonata #1 if F minor for violin and piano. This is a very moving piece with attack, nuance and interplay among the finest, in my opinion. The first recording that cau .......
12: Classical Court, RE: Which streamer for 21st century chamber music? (0.00)
Posted by banpuku on 2021-08-15, 03:32:54 (174.54.187.188)
PAR - do you own a dCS Bartok? If not, have you listened to one? I am curious to get your take on this product. .......
13: Classical Court, RE: Prokovief Sonatas temptation from eClassical today (0.00)
Posted by banpuku on 2021-08-14, 15:44:31 (174.54.187.188)
Yes John, I just listen to this recording and it is exceptionally well recorded. Highly recommended. Soundstage depth and tonality are first rate .......
14: Classical Court, Which streamer for 21st century chamber music? (0.00)
Posted by banpuku on 2021-08-14, 14:19:00 (174.54.187.188)
I continue to listen primarily to late 20th and 21st century chamber music. While I prefer vinyl, most of this music is only available on digital formats, including my current streaming source from Id .......
15: Classical Court, RE: Only $1.00?... (0.00)
Posted by banpuku on 2020-09-15, 15:13:54 (184.83.35.90)
Funny boy. I was hoping to stir a negotiation with someone. .......
16: Classical Court, Classical LPs (0.00)
Posted by banpuku on 2020-09-15, 14:17:52 (184.83.35.90)
Probably not supposed to do this, but I don't want anyone to miss out on the opportunity that exists. I just posted 80+ MINT classical (some sealed, some rare) LPs on the AA Trader site. Please don't .......
17: Classical Court, RE: New Classical and Opera streaming Site (0.00)
Posted by banpuku on 2020-09-06, 15:30:39 (184.83.35.90)
I have used them for a few months and like their service and quality of streams. The user interface for IOS is similar to most of the rest. I prefer companies like Primephonic and Idagio because I don .......
18: Tubes Asylum, RE: Cleaning pins (0.00)
Posted by banpuku on 2020-05-24, 10:32:34 (96.2.171.205)
I just discovered the magic of $14 spent at Walmart. I purchased a 150 piece dremel accessories set which includes a brass wire attachment and a felt attachment. I did not use a dremel, rather my dril .......
19: Classical Court, RE: List 4 or 5 recordings YOU consider "definitive" (0.00)
Posted by banpuku on 2020-05-18, 16:11:12 (96.2.171.205)
Now for something different. 20th and 21st Century string quartets. Bartok Quartets: Tatrai Quartet on LP Shostakovich String Quartets: Taneyev Quartet on Melodiya LP Schnittke String Quartets: Kronos .......
20: Classical Court, RE: Here's mine (0.00)
Posted by banpuku on 2020-05-18, 15:54:50 (96.2.171.205)
Andy, tell us more about "the true inside story" with the Bartok Quartets. .......
21: Tube DIY Asylum, Rod Coleman products and his support are first rate (0.00)
Posted by banpuku on 2020-05-05, 05:10:45 (96.2.171.205)
Over the past few years, I have had the pleasure of working with Rod Coleman on a few DIY amplifiers. As many of you know, his Coleman Raw DC supplies, DHT filament and bias regulators are considered, .......
22: Classical Court, Beethoven, Symphony Nr.5 - Czerny Transcription - Historical Tempo Reconstruction -W.Winters/A.Sanna (0.00)
Posted by banpuku on 2020-04-13, 11:22:16 (96.2.171.205)
Please take a minute to listen to this beautify music, with historical tempo and instrument. Whether or not you like the new tempo, it is quite a treat. I think it is fantastic. .......
23: Tube DIY Asylum, RE: Best transformer (0.00)
Posted by banpuku on 2020-04-05, 07:42:01 (96.2.171.205)
Steve, I went through this same process about 1 year ago when building a GM70 power amp. I swore off Hammond as it rattled/hummed/etc. I eventually ordered a custom made J&K Audio power transformer th .......
24: Tube DIY Asylum, RE: Pinging Mike Samra (0.00)
Posted by banpuku on 2020-01-21, 15:00:51 (89.187.182.2)
Mikey - prayers for your full recovery. Much to talk about, so as time permits, give me a ping banpuku@mac.com. Pat .......
25: Classical Court, RE: Favorite Chamber Music (0.00)
Posted by banpuku on 2019-11-30, 14:50:23 (96.2.171.205)
Please keep this in mind: 1/2 half of the 20th century produced quartets that had recognizable heritage from the 19th century. There was melody and harmony in the music. As the quartets moved toward a .......
26: Classical Court, RE: Favorite Chamber Music (0.00)
Posted by banpuku on 2019-11-29, 14:27:35 (96.2.171.205)
If you don't mind, I will list my favorites even though some may be on vinyl, streaming or otherwise. This is my current top 5, in order of favorite music 1. Henryk Gorecki: String Quarter #2; Kronos .......
27: SET Asylum, RE: Wait a minute here ... (0.00)
Posted by banpuku on 2019-11-22, 16:33:23 (96.2.171.205)
Paul, Hope all is well. Wondering if I can run something by you offline related to Hexfreds. It will make sense if I send an email, but prefer not to post. Thanks, Pat banpuku@mac.com .......
28: Vinyl Asylum, RE: Help wanted: motor stuck when powered (0.00)
Posted by banpuku on 2019-05-15, 05:25:30 (24.220.122.249)
Thanks for the help, Story. Here is an update: 1. I measured capacitance using the voltmeter. Both caps measured to spec: 1uF and 2uF. So, the caps are good. 2. This is interesting and would like your .......
29: Vinyl Asylum, Help wanted: motor stuck when powered (0.00)
Posted by banpuku on 2019-05-14, 13:37:33 (24.220.122.249)
Hello. I am refurbishing a Gates CB500 turntable with Ashland synchronous hysteresis AC motor. The motor was running OK prior to disassembly to clean and inspect. I re-assembled the motor. Without pow .......
30: Vinyl Asylum, Ashland motor drive for Gates CB500 turntable (0.00)
Posted by banpuku on 2019-04-28, 16:02:01 (24.220.122.249)
I have a Gates CB500 that I am refurbishing. The CB500 has a Ashland hysteresis synchronous motor with the following specs: 0.25 A 600 RPM single phase input 1/500 HP 2 MFD cap I am burnt out on DI .......
31: Tube DIY Asylum, RE: J&K Audio Design: Best in class audio transformers (0.00)
Posted by banpuku on 2019-04-27, 14:08:05 (24.220.122.249)
2 additional points to consider: 1. I replaced 4 hammond transformers with J&K. All 4 of the hammond hummed and mechanically vibrated. the J&Ks were silent. 2. Sonically, the J&Ks were immediately and .......
32: Tube DIY Asylum, RE: Are all their trannys made in China? nt. (0.00)
Posted by banpuku on 2019-04-25, 09:04:59 (206.208.217.30)
J&K are in Malaysia. I have no insight into the product being made in Malaysia or China or anywhere else. .......
33: Tube DIY Asylum, RE: J&K Audio Design: Best in class audio transformers (0.00)
Posted by banpuku on 2019-04-25, 08:37:44 (206.208.217.30)
Correct, I have not used them for output iron. I am currently using Slagle iron for the output transformer. Sonically, very happy with Dave's product. .......
34: Tube DIY Asylum, RE: J&K Audio Design: Best in class audio transformers (0.00)
Posted by banpuku on 2019-04-24, 08:58:04 (206.208.217.30)
J&K has 3 different levels for their products. This is from memory, so forgive me if there is some misquoting here. Entry grade is Level 1: costs roughly $64-$219 / transformer. Custom without all the .......
35: Tube DIY Asylum, J&K Audio Design: Best in class audio transformers (0.00)
Posted by banpuku on 2019-04-24, 05:11:56 (206.208.217.30)
Over the past 12 months, I have built a pair of GM-70 monoblocks. During this process, I sourced many of the transformers (filament, power, chokes) from J&K Audio Design. I can say, without a doubt, t .......
36: Vinyl Asylum, RE: Lenco? (0.00)
Posted by banpuku on 2019-02-25, 07:35:59 (206.208.217.30)
Not sure, Lew. I am confident they can. Just need to supply the dimensions. I modified the dimensions to add more mass, thus creating greater inertia. Also, you can adjust the tire thickness to get mo .......
37: Vinyl Asylum, RE: Meridian Laboratory: Finest idler wheels and hubs (0.00)
Posted by banpuku on 2019-02-24, 06:29:39 (24.220.122.249)
Hi Lawrence. Good question on the TD-124 replacement. FYI: Meridian makes hubs/wheels/tires that are 100% made to order / custom. My guess is that a TD-124 replacement is a piece of cake for them. The .......
38: Vinyl Asylum, Meridian Laboratory: Finest idler wheels and hubs (0.00)
Posted by banpuku on 2019-02-23, 06:19:57 (24.220.122.249)
For the past 10+ years, I have been using Meridian Laboratory (Wisconsin) for idler wheels and hubs. Their ML6 polyurethane products are unsurpassed, in my opinion and easily out perform all oth .......
39: Tube DIY Asylum, RE: 2k hz whine/squeal (0.00)
Posted by banpuku on 2019-01-08, 07:49:44 (206.208.217.31)
The noise is coming thru the speakers, not the physical amp itself. .......
40: Tube DIY Asylum, 2k hz whine/squeal (0.00)
Posted by banpuku on 2019-01-07, 16:54:05 (206.208.217.31)
One of my monoblocks (Aa driving a GM70 with mercury vapor half wave rectifiers) has a 2k hz. whine / squeal. The monoblock plays beautiful music, but has a noticeable 2k whine/squeal. Here are the sp .......
41: Tube DIY Asylum, Help needed: Flickering rectifier tube (0.00)
Posted by banpuku on 2018-12-13, 19:48:47 (24.220.122.249)
I have a pair of DIY monoblocks, each with a pair of half-wave 394A mercury rectifiers. On the first monoblock, the 394A mercury blue/purple glow is stable with a stable VDC output. However, on secon .......
42: Vinyl Asylum, RE: Recommendations wanted: controller for Ashland motor / Gates CG-500 (0.00)
Posted by banpuku on 2018-12-10, 13:43:19 (24.220.122.249)
Scott, Thanks for the info. The motor specifications plate says PH: 1. I am assuming this means single phase electricity. If so, is this a 3-phase motor whereby the capacitor is acting as the 3rd phas .......
43: Vinyl Asylum, Recommendations wanted: controller for Ashland motor / Gates CG-500 (0.00)
Posted by banpuku on 2018-12-08, 14:45:04 (24.220.122.249)
Just picked up a Gates CB-500. Curious to learn if there are any 3rd party motor controllers that can be used for the Ashland motor. 1/500 HP, 0.25A, 85V. RPM is either 600 or 800, hard to tell fro .......
44: Tube DIY Asylum, RE: Variac (0.00)
Posted by banpuku on 2018-11-30, 09:51:56 (206.208.217.31)
I have that exact model and been using it without interruption for about 3 months. It works great. No problems so far. Highly recommended. .......
45: Vinyl Asylum, RE: rek-o-kut pabst motor disassembly (0.00)
Posted by banpuku on 2018-06-27, 14:08:15 (24.220.122.249)
Mosin, Thanks for the reply. Any particular recommendations on a speed controller that you like? Thanks, Pat .......
46: Vinyl Asylum, rek-o-kut pabst motor disassembly (0.00)
Posted by banpuku on 2018-06-23, 15:33:21 (24.220.122.249)
My latest project is to rebuild a Rek-O-Kut with a pabst motor. I would like to replace the pulley on the motor, as the existing pulley has an unacceptable runout greater then 0.003". I am hoping to g .......
47: Tube DIY Asylum, RE: Stick with panel speakers (0.00)
Posted by banpuku on 2018-01-02, 07:35:20 (206.208.217.6)
Donald, my schematic is per below. Any input would be appreciated. Thanks, Pat .......
48: Tube DIY Asylum, RE: Stick with panel speakers (0.00)
Posted by banpuku on 2018-01-01, 14:54:41 (24.220.122.249)
Thanks Andy. Over the years I have owned several hi-end speakers, but ultimately enjoyed the Quad 63s the best. I listen to chamber music 90% of the time, so playing loud is not that important. I just .......
49: Tube DIY Asylum, RE: Opinions please: looking for more powerful DHT SE tube (0.00)
Posted by banpuku on 2018-01-01, 14:25:22 (24.220.122.249)
Agree, edgilfus. I am considering new speakers to replace my beloved Quad ESL-63s. They play very well with the 2A3 amp, but more output would require a bigger amp or more efficient speakers. I have b .......
50: Tube DIY Asylum, Opinions please: looking for more powerful DHT SE tube (0.00)
Posted by banpuku on 2018-01-01, 13:13:44 (24.220.122.249)
I have been enjoying my 2A3 stereo amp. Recently moved into a new home and thus a different listening room. New room is larger, thus need more output. I like the tonality and sonics of the 2A3, but ne .......
51: Music Lane, RE: OK - here goes (0.00)
Posted by banpuku on 2017-06-14, 08:55:43 (50.80.154.41)
Chris, glad you took time out to take a peek at SQ 5 and 6. That little children's tune at the end of 5 has always got my attention. Not sure where that came from, but I think it is a bit of genius. J .......
52: Music Lane, Breaking Barriers (0.00)
Posted by banpuku on 2017-06-10, 10:36:10 (50.80.154.41)
First off, I am not schooled in musicology. Just an avid listener who loves classical music. Question for the musically literate: Over the past few years I become bored with the classical and romantic .......
53: Music Lane, RE: The flash drive has arrived! - Won't be able to listen until Monday (0.00)
Posted by banpuku on 2017-06-10, 05:00:16 (50.80.154.41)
Yes, the Prokofiev Q 2 does have some nice folky tonality. But my goodness, such a boring approach. This is where Bartok left everyone else in the dust. Bartok was on the leading edge and in some ways .......
54: Music Lane, RE: Sure he did - the String Quartets! [nt] ;-) (0.00)
Posted by banpuku on 2017-06-09, 15:00:47 (50.80.154.41)
Chris, bite your tongue, you foul man, you ;-) I am a die hard Bartok fan and believe his String Quartets are the finest (sans Beeethoven possibly). Just my amateur opinion. Ranking my favorite SQ com .......
55: Music Lane, RE: Poulenc and Faure Music for Cello and Piano: Wonderful (0.00)
Posted by banpuku on 2017-05-30, 11:50:12 (50.80.154.41)
Fantastic recommendation. Thank you! .......
56: Music Lane, RE: OK, cover art may not be up to standard for SOME here, however... (0.00)
Posted by banpuku on 2017-05-29, 16:46:29 (50.80.154.41)
I like that art cover. Very good. Thanks for opening our eyes. .......
57: Tube DIY Asylum, RE: Here's what I'd do (0.00)
Posted by banpuku on 2017-04-28, 07:57:16 (50.80.154.41)
Update: I replaced the 0.47uF K40Y coupling cap with a 0.22uF K40Y cap. While the 0.22uF cap needs to be broken in, there was a perceived improvement in the dynamics and transients. Sharp attacks appe .......
58: Tube DIY Asylum, RE: KBG-MN Incredible as coupling capacitor!!! (0.00)
Posted by banpuku on 2017-04-27, 04:58:18 (50.80.154.41)
You are correct, the schematic incorrectly shows the cathode bypass cap going to ground when it should be at the top of the 1k resistor, my bad. I have a 0.22uF cap that I can use to replace the 0.47u .......
59: Tube DIY Asylum, RE: KBG-MN Incredible as coupling capacitor!!! (0.00)
Posted by banpuku on 2017-04-26, 15:25:17 (50.80.154.41)
My amp schematic is attached. Here are my operating points: driver tube RCA 12bz7 plate voltage: 208V grid voltage: 2V current: 1.5mA output tube JJ 2A3-40 plate voltage: 320V VDCp-k: 270 grid voltage .......
60: Tube DIY Asylum, RE: KBG-MN Incredible as coupling capacitor!!! (0.00)
Posted by banpuku on 2017-04-26, 06:06:11 (50.80.154.41)
What do you think about the following for a cathode bypass cap parallel combo: 30uF MBGO 30uF MBGO 10uF K75-10 Would the 10uF (being the smallest value) have a discernible difference versus using 3x 3 .......
61: Tube DIY Asylum, RE: russkie cap identificatio (0.00)
Posted by banpuku on 2017-04-25, 15:17:14 (50.80.154.41)
Here are a couple of links: http://www.diytube.com/phpBB2/viewtopic.php?t=898 http://www.elcod.spb.ru/catalogue.pdf http://globex.com.ru/products/Capacitors/index_2.shtml .......
62: Music Lane, RE: While agreeing in general with oldmkvi about uTube video sound. . . (0.00)
Posted by banpuku on 2017-04-25, 10:36:17 (50.80.154.41)
Cool. Go Chris go! Pat .......
63: Music Lane, RE: While agreeing in general with oldmkvi about uTube video sound. . . (0.00)
Posted by banpuku on 2017-04-25, 10:08:51 (50.80.154.41)
Chris - I did not know you were a professional pianist. What is your background? .......
64: Music Lane, RE: You Tube Videos aren't my Touchstone for Audio Quality... nt (0.00)
Posted by banpuku on 2017-04-25, 10:04:33 (50.80.154.41)
Agree, which makes this all the more amazing. I downloaded the youtube content to an mp3 file and then played it with my ipod shuffle. I could not believe the sound quality of this recording. ::: TOPI .......
65: Tube DIY Asylum, Russian MBGO plate removal (0.00)
Posted by banpuku on 2017-04-25, 08:25:05 (50.80.154.41)
The Russian MBGO caps (30uF 160V) have fastening plates / strips on the bottom of the cap that are used to secure the cap. I don't want those plates /strips and would like to remove them while keep .......
66: Music Lane, Schnittke Piano Quintet: Unmatched piano recording and engineering (0.00)
Posted by banpuku on 2017-04-25, 07:53:27 (50.80.154.41)
Schnittke's music is considered polystylistic, in that his scores utilize multiple styles of classical music. Some consider Schnittke's Piano Quintet a bit of an outlier, in that it does not continual .......
67: Tube DIY Asylum, RE: KBG-MN Incredible as coupling capacitor!!! (0.00)
Posted by banpuku on 2017-04-22, 14:44:25 (50.80.154.41)
My 2a3 tubes are biased at 50V, so I should be fine. I like the idea of using only 1 for cathode bypass duties, but I will order 2 per channel so I can parallel them just in case. thanks for the input .......
68: Tube DIY Asylum, RE: KBG-MN Incredible as coupling capacitor!!! (0.00)
Posted by banpuku on 2017-04-22, 14:02:06 (50.80.154.41)
I too love the russian caps. I use K40Y as interstage coupling caps. They have a ton of rich tonality and texture. I also use the K75s in my power supply. You stated the MGBO caps are good for cathode .......
69: Hi-Rez Highway, RE: digital newbie question: youtube music download vs. FLAC and AIFF (0.00)
Posted by banpuku on 2017-04-11, 06:20:31 (50.80.154.41)
Great info, PAR. THANKS!!! .......
70: Tube DIY Asylum, RE: cathode bypass cap in Ultrapath: ClarityCap TC or Sprague (0.00)
Posted by banpuku on 2017-04-11, 06:17:20 (50.80.154.41)
Tre - very helpful. I did remove the cap between cathode and ground. .......
71: Hi-Rez Highway, RE: digital newbie question: youtube music download vs. FLAC and AIFF (0.00)
Posted by banpuku on 2017-04-10, 17:07:58 (50.80.154.41)
Thanks for the advice on redbook, PAR. I certainly don't want to corner myself into a small library. I listen primarily to 20th and 21st century chamber music. Regarding a good DAC, do you have any id .......
72: Tube DIY Asylum, cathode bypass cap in Ultrapath: ClarityCap TC or Sprague (0.00)
Posted by banpuku on 2017-04-10, 16:13:58 (50.80.154.41)
I currently have a 65uF ClarityCap TC (bypassed with a 2.2uF Russian K75 PIO) in the cathode bypass position (Ultrapath implementation) for my 2A3 output tubes. I was wonder what kind of sonic differe .......
73: Hi-Rez Highway, digital newbie question: youtube music download vs. FLAC and AIFF (0.00)
Posted by banpuku on 2017-04-10, 09:53:40 (50.80.154.41)
My current digital source is an ipod shuffle. I know it is not audiophile quality, but it suffices for my current limited digital needs. I typically download music from youtube (MP3). I am considering .......
74: Music Lane, RE: Excellent, except (0.00)
Posted by banpuku on 2017-04-04, 11:14:08 (50.80.154.41)
Oooops. Not sure how he snuck in there. Good catch. And, yes, please add to the list. If we get enough recommendations, I will compile a list and publish for all. .......
75: Music Lane, Modern / avant garde chamber music (0.00)
Posted by banpuku on 2017-04-04, 09:19:59 (50.80.154.41)
Here is a brief list of some modern / avant garde chamber music that I am listening to. My star rating is based upon whether I like the music and record engineering (does it sound good?). Please note, .......
76: Music Lane, RE: JDaniel and other vinyl to digital converts (0.00)
Posted by banpuku on 2017-04-03, 09:43:42 (50.80.154.41)
I have quartets 1 and 2 on Wergo LP. GREAT sounding. .......
77: Music Lane, RE: JDaniel and other vinyl to digital converts (0.00)
Posted by banpuku on 2017-04-03, 08:23:44 (50.80.154.41)
Regarding 20th and 21st century chamber music (listed in order of my preference): Bartok Quartets 1-6 (Tokyo, Vegh and Hungarian String Quartets) Shostakovich Quartets 1-15 (Borodin String Quartet) an .......
78: Music Lane, RE: We should start a cult and meet once a year. : ) (0.00)
Posted by banpuku on 2017-04-03, 08:04:10 (50.80.154.41)
JD - do you use the Sony directly into your power amp? Thus, bypassing the need for a pre-amp? Also, good idea about the LP mold scent spray. .......
79: Music Lane, RE: Well, I never did vinyl after CDs hit the street (0.00)
Posted by banpuku on 2017-04-03, 07:47:48 (50.80.154.41)
Great feedback, thanks! .......
80: Music Lane, JDaniel and other vinyl to digital converts (0.00)
Posted by banpuku on 2017-04-03, 06:54:58 (50.80.154.41)
I am thinking of moving away from vinyl toward digital. Not sure which type of digital (CD, SACD, Hi-Res download). I have lately been listening to late 20th century and 21st century chamber music. Mo .......
81: Music Lane, RE: My problems with Shostakovitch have nothing at all to do with his being Russian (0.00)
Posted by banpuku on 2017-03-26, 07:14:11 (50.80.154.41)
Classic! .......
82: Music Lane, RE: Well, you see, THAT is the problem (0.00)
Posted by banpuku on 2017-03-25, 16:53:25 (50.80.154.41)
Shosty stands on its own. Just consider the string quartets. They are the quintessential reference for rainy, overcast themes via shosty's tonal palette which consists of grey, grey and then some more .......
83: Music Lane, RE: Hmm - I'd be surprised if "background noise removal" was used much in classical recordings (0.00)
Posted by banpuku on 2017-03-08, 11:20:32 (50.80.154.41)
interesting. thanks. .......
84: Music Lane, RE: Hmm - I'd be surprised if "background noise removal" was used much in classical recordings (0.00)
Posted by banpuku on 2017-03-08, 09:15:38 (50.80.154.41)
Please educate me, what is "pumping"? .......
85: Tube DIY Asylum, RE: vishay vs wima dc links (0.00)
Posted by banpuku on 2017-03-08, 09:09:45 (50.80.154.41)
FWIW: I am using the vishay DC Links to good effect in my power supply C1 and C2 locations. I don't have the wimas to compare directly as they were out of stock at the time. .......
86: Music Lane, RE: Hmm - I'd be surprised if "background noise removal" was used much in classical recordings (0.00)
Posted by banpuku on 2017-03-07, 15:12:43 (50.80.154.41)
One of my favorite scores is Schnittke's Sonata No.2 for Violin and Piano "Quasi una Sonata. The music is very aggressive, with many points of silence in between notes. Just listen to the first 2 minu .......
87: Music Lane, RE: Yes! I want to hear hall ambiance on a recording too! (0.00)
Posted by banpuku on 2017-03-07, 11:20:08 (50.80.154.41)
Remember Dolby NR? Of course we do. When engaged, Dolby NR would completely eliminate any high frequencies and hall ambiance. Any subtle queues from instruments, foot shuffling, turning of musical sco .......
88: Music Lane, RE: When I heard Keith Johnson speak at one of the CA Audio Shows. . . (0.00)
Posted by banpuku on 2017-03-07, 10:48:16 (50.80.154.41)
Interesting, Chris. Sounds like a bit of an art. Riddle me this: When I listen to many digital recordings, the background is super black. No sound at all. All digits are set to 0 (zero). This is not n .......
89: Music Lane, RE: Speaking of domesticated Rachmaninoff: Oue's Symphonic Dances on Reference is the best digital recording I've heard (0.00)
Posted by banpuku on 2017-03-07, 10:18:34 (50.80.154.41)
I have the LP and it is one of the best, if not the best, recording I have. What gets me is the following: Professor Johnson clearly is the best recording engineer. Yet, nobody else seems to be able o .......
90: Music Lane, Fanstatic: Shostakovich Op. 147 Druzhinin & Muntyan (0.00)
Posted by banpuku on 2017-03-05, 11:32:37 (50.80.154.41)
From Wikipedia: "The Sonata for Viola and Piano, Op. 147 is the last composition by Dmitri Shostakovich. Completed in July 1975, just weeks before his death, it is dedicated to Fyodor Druzhinin, violi .......
91: Tubes Asylum, RE: Questions On A Western Electric 142A Amp (0.00)
Posted by banpuku on 2017-03-03, 08:55:05 (50.80.154.41)
Mike Samra is very helpful and a good guy, from my experiences. He will treat your amp right. Highly recommended. Pat .......
92: Music Lane, RE: "HUGE piano image reaching from far left to far right" - Pshaw! You kids think you've heard it all! (0.00)
Posted by banpuku on 2017-03-02, 12:59:22 (50.80.154.41)
Chris, I must admit, i won't even try it. I can't, as I listen to 2 channel only. I only own 2 speakers (left and right). Its the purist in me. And only until the past couple of months have I tried di .......
93: Music Lane, RE: Some Piano recordings......... (0.00)
Posted by banpuku on 2017-03-02, 10:36:40 (50.80.154.41)
It's good to see you back on the forums. I have a question: what is one of the best sonic piano recordings that you know? I am tweaking my 2A3 DIY Tube amp and would like to challenge the amp with som .......
94: Tube DIY Asylum, RE: Vintage Tubes (0.00)
Posted by banpuku on 2017-02-28, 09:59:44 (50.80.154.41)
I prefer the newly built tubes from an availability and cost perspective. They are easy to find, are usually reliable and I can order them as matched pairs much easier than NOS. Also, I am not a tube .......
95: Tube DIY Asylum, RE: Good pick-up Jeff. (0.00)
Posted by banpuku on 2017-02-24, 09:49:19 (50.80.154.41)
Jeff - I would like to use PSUD, but I have a MAC computer and PSUD is for PCs only. I got the Time Constant to work with an Fc = 3.1 hz by using a 1k R1. Pat .......
96: Tube DIY Asylum, RE: Good pick-up Jeff. (0.00)
Posted by banpuku on 2017-02-24, 08:30:57 (50.80.154.41)
Lew, Thanks for the TC comment. I just read on Time Constant. Here is what I came up with: Fc = 1 / (2*pi*R*C) I want to target an Fc of roughly 2-4hz. My C is already determined by my existing caps w .......
97: General Asylum, RE: Are we listening too close to our speakers? (0.00)
Posted by banpuku on 2017-02-24, 07:56:35 (50.80.154.41)
Kent, What is the closest listening postion vs. speaker position you have seen with Quads done correctly? I am at 8 ft. FYI: the SET amps are working great with the ESL-63s. Pat .......
98: Tube DIY Asylum, RE: Good pick-up Jeff. (0.00)
Posted by banpuku on 2017-02-24, 07:45:22 (50.80.154.41)
Please see my response to Medwin's post. Also, Here is what I found online regarding decoupling resistors/cap: Isolating one stage from another by adding resistor in series and a large value cap to pr .......
99: Tube DIY Asylum, RE: Here's a reworked schematic (0.00)
Posted by banpuku on 2017-02-24, 07:37:03 (50.80.154.41)
Jeff / Sideliner / 91derlust - I just remeasured the voltages and updated my schematic to reflect the voltages. The B+ going to the driver tube and final tube are the same. I have not heard about deco .......
100: General Asylum, Are we listening too close to our speakers? (0.00)
Posted by banpuku on 2017-02-23, 17:06:06 (50.80.154.41)
Last night I went to the Excel Center in St. Paul, MN. This is the arena where the MN Wild play hockey. The event was the girls quarterfinal state hockey championships which our local town was fortuna .......
101: Tube DIY Asylum, RE: Filament supply with no center tap (0.00)
Posted by banpuku on 2017-02-23, 15:17:06 (50.80.154.41)
Mikey, Just an FYI: I have it up and running using the PT supplies. Almost no hum and certainly less hum than before using the dedicated filament transformers. Cool! Pat .......
102: Tube DIY Asylum, RE: 100K ? (0.00)
Posted by banpuku on 2017-02-22, 13:34:52 (50.80.154.41)
So, in my case, I would end up with 1000 ohm resistor on each leg of the filament supply (ignoring the pot resistance). I have some wirewound 1k resistors that should suffice. Thanks! .......
103: Tube DIY Asylum, RE: 100K ? (0.00)
Posted by banpuku on 2017-02-22, 13:29:23 (50.80.154.41)
Gusser - I mean 1K, not 100k. Pat .......
104: Tube DIY Asylum, Filament supply with no center tap (0.00)
Posted by banpuku on 2017-02-22, 13:17:28 (50.80.154.41)
I am trying to eliminate the dedicated filament transformers to free up some room in the chassis and utilize the taps on the power transformer. So, on my power transformer, there are 2 x (2.5VAC 3A) t .......
105: Tube DIY Asylum, RE: Much prefer FT-3 to K40 (0.00)
Posted by banpuku on 2017-02-21, 17:00:59 (50.80.154.41)
Andy, Just ruminating, but what are you thoughts on the real life "color" and "richness" of string instruments. I am not a musician, so take my opinion with a grain of salt. When I listen to chamber m .......
106: Tube DIY Asylum, RE: multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-21, 16:50:22 (50.80.154.41)
By "appropriate", I am expecting around 9 mA just like dave and others have stated which is supported by the math. .......
107: Tube DIY Asylum, RE: 65uF capacitor? (0.00)
Posted by banpuku on 2017-02-21, 10:15:23 (50.80.154.41)
Yesterday I added a 2nd diode and got the bias to 4V. I will give 6V a try as well. thanks again for the input. .......
108: Tube DIY Asylum, RE: 65uF capacitor? (0.00)
Posted by banpuku on 2017-02-21, 10:07:50 (50.80.154.41)
I have it connected to the B+ that is going into the OPT. So, good call on your part as it needs to be redrawn. Thanks! .......
109: Tube DIY Asylum, RE: 65uF capacitor? (0.00)
Posted by banpuku on 2017-02-21, 10:01:36 (50.80.154.41)
The 65uF cap is really connected as shown. This is connected in the UltraPath method. As I understand it, the UltraPath method eliminates the cathode bypass capacitor from the signal path. ::: TOPIC:: .......
110: Music Lane, Anyone heard from Tom B.? (0.00)
Posted by banpuku on 2017-02-21, 08:23:09 (50.80.154.41)
I haven't seen him post in several months. Anyone hear from him? I miss his LP input and LP cover photos. Also, he is a fellow Schosty fan. Pat .......
111: Tube DIY Asylum, RE: multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-21, 05:24:46 (50.80.154.41)
Dave's method is what I am using going forward. It gives the appropriate current reading. I think there is something wrong with my multimeter. After reviewing all of the plug-ins on the multimeter, th .......
112: Tube DIY Asylum, RE: multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-20, 13:38:05 (50.80.154.41)
Dave, My mistake. I did not put the multimeter test lead into the AMP plug-in instead of the V/Ohm plug-in. My bad. Pat .......
113: Tube DIY Asylum, RE: multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-20, 12:57:01 (50.80.154.41)
I must have something amiss with my meter or measurement hookup process. Regarding my process, I disconnect the 22k resistor from the tube pin. Then, I clip one lead of my multimeter to the tube pin a .......
114: Tube DIY Asylum, RE: multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-20, 12:54:41 (50.80.154.41)
Palustris - goint point regarding the swing voltage. I will try upping the bias to -4V. Thanks .......
115: Tube DIY Asylum, multimeter is reading very high plate current (0.00)
Posted by banpuku on 2017-02-20, 11:44:50 (50.80.154.41)
I have been struggling with measuring the plate current on my ECC99 tube. I break the circuit and use my multimeter and get measurements well above 100mA. So, I put in different tubes (12BZ7) and adju .......
116: Vinyl Asylum, RE: Deutsche Gramophone LP records sound quality (0.00)
Posted by banpuku on 2017-02-18, 19:07:42 (50.80.154.41)
I concur with your observation. Most of my DG lips are modest with regards to sonic quality. Most of the LPs have a thin sound to them. Also, many have reverse polarity and can sound better by reversi .......
117: Tube DIY Asylum, K40 vs. Jupiter Copper vs. Duelund Cast PIO (0.00)
Posted by banpuku on 2017-02-18, 13:57:39 (50.80.154.41)
Over the past year I have spent many hours with 3 caps all at the same value (0.47uF). To my ears in my system, here is how I perceive their sonic signatures: 1. Russian K40 have the most beautiful co .......
118: Tube DIY Asylum, RE: ECC99 Pin 9 confusion (0.00)
Posted by banpuku on 2017-02-14, 13:21:43 (50.80.146.114)
Thanks, very helpful. .......
119: Tube DIY Asylum, RE: Thanks Mikey - ECC99 are huming nicely (0.00)
Posted by banpuku on 2017-02-14, 11:54:19 (50.80.146.114)
The ECC99 is serving a driver function only. I believe Mikey was referring to a higher B+ to get the most out of the JJ 2A3-40 output tubes. .......
120: Tube DIY Asylum, ECC99 Pin 9 confusion (0.00)
Posted by banpuku on 2017-02-14, 09:38:00 (50.80.146.114)
I am confused about the filament heater wiring for pins 4, 5 and 9. I have read various information on the audio blogs and no definitive answer. I want to use only 1/2 of the ECC99 with a 6.3V for the .......
121: Tube DIY Asylum, Thanks Mikey - ECC99 are huming nicely (0.00)
Posted by banpuku on 2017-02-12, 14:28:39 (50.80.146.114)
With much thanks and help from Mike Samra, my newly installed ECC99 drivers are working nicely. In my 2A3 amps, I have wanted to try out some triode drivers. Recently many of you volunteered ideas for .......
122: Tube DIY Asylum, RE: GZ34: getting too much voltage drop (0.00)
Posted by banpuku on 2017-02-11, 08:39:59 (50.80.146.114)
Mikey, Yes, this is for my 2a3 amp that I am using on the Quads. Why do you prefer the Mullards? Pat .......
123: Tube DIY Asylum, RE: GZ34: getting too much voltage drop (0.00)
Posted by banpuku on 2017-02-11, 07:38:41 (50.80.146.114)
Very helpful, Thank you! .......
124: Tube DIY Asylum, GZ34: getting too much voltage drop (0.00)
Posted by banpuku on 2017-02-11, 06:13:55 (50.80.146.114)
The GZ34 rectifier is supposed to have a voltage drop of 17V. Per the attached schematic, it appears as though there is too much voltage drop, as the voltage measured at the GZ34 pin is 290V. Is this .......
125: Tube DIY Asylum, RE: Opinions please: need recommendations for a Triode driver for a 2a3 (0.00)
Posted by banpuku on 2017-02-07, 13:26:49 (50.80.146.114)
Dave, please see my update in the original post. Thanks, Pat .......
126: Tube DIY Asylum, RE: "the OP is on top of it now" (0.00)
Posted by banpuku on 2017-01-30, 15:07:52 (50.80.146.114)
Lew, I agree. It is nice to see when the resolution is posted. It was RPMac that got me thinking about my C1 and C2 caps not being wired correctly. Specifically, C1 was not grounded, rather it was wir .......
127: Vinyl Asylum, RE: New vinyl pressing machines (0.00)
Posted by banpuku on 2017-01-30, 15:02:21 (50.80.146.114)
My biggest gripe about any vinyl (new or old) is the eccentricity. How hard can it be to get the hole drilled within 0.001". I hope this new machine helps in this regard. Maybe its the master that is .......
128: Tube DIY Asylum, RE: Help needed: Significant Voltage drop after PS caps (0.00)
Posted by banpuku on 2017-01-29, 14:51:48 (50.80.146.114)
You nailed the issue. Thanks for helping! .......
129: Tube DIY Asylum, RE: Help needed: Significant Voltage drop after PS caps (0.00)
Posted by banpuku on 2017-01-29, 10:37:38 (50.80.146.114)
The DC resistance of the chokes is 140 ohms. VDC is the same before and after the 15k resistor. .......
130: Tube DIY Asylum, Help needed: Significant Voltage drop after PS caps (0.00)
Posted by banpuku on 2017-01-29, 09:49:21 (50.80.146.114)
I just installed an new IEC inlet, power transformer and 2 new chokes. Very exciting. The VDC coming out of the power transformer and rectifier tube appears to be correct. I have an LCLC power supply .......
131: Tube DIY Asylum, RE: what kind of builder (0.00)
Posted by banpuku on 2017-01-20, 17:21:21 (50.80.146.114)
Can these be used with tubes requiring 6V and 3amps? If so, how would the voltage be adjusted down to 6V? Resistor? .......
132: Tube DIY Asylum, RE: 20B fun without Nreaking the Bank... (0.00)
Posted by banpuku on 2017-01-20, 09:45:41 (50.80.146.114)
Lawrence, Good to hear that others are using LEDs to bias the tubes. Please tell me, how and what specific LED parts are you using the bias the final tubes? Curious how you get enough current for the .......
133: Tube DIY Asylum, RE: what is the suppressor grid (pin 4) tied to?..-nt- (0.00)
Posted by banpuku on 2017-01-20, 09:34:37 (50.80.146.114)
The filament supply is 4V. I am using 2 LEDs in series to produce the 4V. .......
134: Tube DIY Asylum, RE: what is the suppressor grid (pin 4) tied to?..-nt- (0.00)
Posted by banpuku on 2017-01-20, 08:32:29 (50.80.146.114)
Pin 4 and Pin 2 (plate) are tied together. .......
135: Tube DIY Asylum, RE: 20B (0.00)
Posted by banpuku on 2017-01-20, 06:06:28 (50.80.146.114)
I took some measurements using a 1k sine wave input at 0.683VAC. FYI: instead of 100k ohms, there is a 220k ohm resistor at the RCA input (I have been playing with different input resistors, FWIW). He .......
136: Tube DIY Asylum, RE: Perhaps you are ready to step up your learning. (0.00)
Posted by banpuku on 2017-01-18, 16:29:46 (50.80.146.114)
91. Thanks for the additional input. You inspired me to re-listen to the 6C6 in pentode mode with a few mods. The link below is an update of where I stand. Your input would be appreciated, if so desir .......
137: Tube DIY Asylum, RE: 20B (0.00)
Posted by banpuku on 2017-01-18, 16:27:59 (50.80.146.114)
Update as of 1/18/17: I spent the day migrating the amp back to the 6C6 pentode driver. Listening carefully. Then migrating back to the 6C6 triode strapped. I can say with confidence that I prefer the .......
138: Tube DIY Asylum, RE: Perhaps you are ready to step up your learning. (0.00)
Posted by banpuku on 2017-01-17, 12:34:55 (50.80.146.114)
91, yes you are correct. I am trying to learn as I go along. I have been experimenting with several modifications of the amp over the past 8 months. Some mods I understand why/what/how and others I am .......
139: Tube DIY Asylum, RE: 20B (0.00)
Posted by banpuku on 2017-01-17, 10:36:46 (50.80.146.114)
Yes, Ralph, this is fun and educational at the same time. I think? Mostly fun. .......
140: Tube DIY Asylum, RE: You can do it with a 6C6... (0.00)
Posted by banpuku on 2017-01-17, 10:01:35 (50.80.146.114)
Hi Ralph, Thanks for the input. I am currently using a 6C6 and want to move away from it. I want to use a triode (not a pentode wired for triode). WHile the battery bias is ideal, I would certainly fo .......
141: Tube DIY Asylum, 20B (0.00)
Posted by banpuku on 2017-01-17, 09:11:01 (50.80.146.114)
Dave, I was looking at the EML website. While pricey, the 20B seems to be a good option. The 20B has 20x amplification which is exactly what the 6C6 has in pentode mode. The recommended voltage is 380 .......
142: Tube DIY Asylum, RE: Opinions please: need recommendations for a Triode driver for a 2a3 (0.00)
Posted by banpuku on 2017-01-17, 08:21:46 (50.80.146.114)
Dave, not sure how this affects our direction, but I have already lowered the plate resistor to a 27K. So, my current listening reflects the 27K resistor. Pat .......
143: Tube DIY Asylum, RE: Opinions please: need recommendations for a Triode driver for a 2a3 (0.00)
Posted by banpuku on 2017-01-17, 07:15:49 (50.80.146.114)
Dave, I forgot to mention the following in my implementation of triode mode with the 6C6 tubes. The output is low. I have to turn up the volume control all the way to get good output. That said, I am .......
144: Tube DIY Asylum, RE: Opinions please: need recommendations for a Triode driver for a 2a3 (0.00)
Posted by banpuku on 2017-01-17, 06:15:32 (50.80.146.114)
My pre-amp has 27 db / 17.4V RMS output. The pre-amp also has an internal setting whereby I can reduce the output by 6db if necessary. The pre-amp's manual suggests running the output at the lower out .......
145: Tube DIY Asylum, Opinions please: need recommendations for a Triode driver for a 2a3 (0.00)
Posted by banpuku on 2017-01-16, 16:54:36 (50.80.146.114)
Recently, I modified my 6c6 pentode driver to work in triode mode. I really like the results. As such, I am seeking a triode driver tube that will work nicely with my 2a3 output tubes. My schematic be .......
146: Music Lane, RE: HIP: It's a bad scene! (aka: I've just been reading Hogwood's biography of Handel) (0.00)
Posted by banpuku on 2017-01-12, 06:54:28 (50.80.146.114)
Chris, Thank you for taking time to articulate your point and educating me. Much appreciated. I rarely put any stock into a journalist or reviewers point of view. They can't hold water like a conducto .......
147: Music Lane, RE: Do you wear a tie-dyed shirt to listen to Hendrix? :) nt. (0.00)
Posted by banpuku on 2017-01-11, 12:18:42 (50.80.146.114)
So right you are, my friend. And, I wear leopard skin underwear while listening to Rod Stewart. .......
148: Music Lane, RE: Sometimes the inferiority of the instrument is part of the point (0.00)
Posted by banpuku on 2017-01-11, 11:33:38 (50.80.146.114)
I just listened to this HIP performance on youtube. Beethoven Appassionata Sonata - Shuann Chai - Fortepiano - Live Concert - HD It certainly is different from a piano performance using a modern piano .......
149: Tube DIY Asylum, RE: Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-11, 11:30:36 (50.80.146.114)
Tre, I found this schematic to help me understand fixed bias. What do you think of using a simple battery to set the negative bias voltage? I currently use a battery on my driver tubes, so I have n .......
150: Tube DIY Asylum, RE: Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-11, 08:57:43 (50.80.146.114)
Dave, Thanks for the response. I don't have a mic to take frequency response info. Also, I have been using the 3.5K tap on my Hashimoto OPTs. The OPTs also have 2.5K tap, but after reading some of the .......
151: Tube DIY Asylum, RE: Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-11, 07:28:32 (50.80.146.114)
Tre, I am using the 3.5k Ohm tap on the OPTs. FYI. .......
152: Tube DIY Asylum, RE: Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-10, 18:33:42 (50.80.146.114)
Yes, Dave, I am still using the Quad 63s. The reason why I like the sound better without the cap is because of the transparency and faster transients. The overall frequency sounds very even and rich. .......
153: Tube DIY Asylum, RE: Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-10, 15:45:03 (50.80.146.114)
Thanks. Should the resistor value stay at 1K or be changed up/down? .......
154: Tube DIY Asylum, Cathode bypass cap removed and I like it (0.00)
Posted by banpuku on 2017-01-10, 15:12:10 (50.80.146.114)
I removed the cathode bypass cap on my 2a3 final tube. I like the sound, although I have to turn up my volume somewhat to compensate for the lower output. The sound is much cleaner and leading edges / .......
155: Music Lane, RE: Well, OK - I'll try to post a reply tonight (0.00)
Posted by banpuku on 2017-01-10, 13:09:05 (50.80.146.114)
Most excellent. Looking forward to the chair throwing and bottle breaking. And by all means, don't hold back. Come with full ammo. .......
156: Music Lane, RE: Oh dear! Late to the discussion! - I've been busy listening to my. . . (0.00)
Posted by banpuku on 2017-01-10, 12:18:21 (50.80.146.114)
Chris, Please do me a favor and read my 2nd post in this string. I would like to know your thoughts on my 3 questions/points. Thanks, Pat .......
157: Music Lane, RE: what is the issue with HIP (0.00)
Posted by banpuku on 2017-01-10, 09:26:47 (50.80.146.114)
This is getting interesting. Let me offer a couple of thoughts: 1. I agree with idea that playing a piece of music with historical information sounds reasonable. But, and this will expose my ignorance .......
158: Music Lane, what is the issue with HIP (0.00)
Posted by banpuku on 2017-01-10, 07:35:28 (50.80.146.114)
I have only seen a few headlines on HIP and know it is a current topic of heated debate. So, please educate me on why some people dislike HIP. Is it the instruments or the lack of vibrato or something .......
159: Music Lane, RE: John Marks Re-Enters Oistrakh Obsession Mode (0.00)
Posted by banpuku on 2017-01-06, 07:26:24 (50.80.146.114)
I prefer the ffrr, as the violin sounds more natural without the hi-end artifacts. I have an EMT JPA-66 which has all the variability in the world. I am curious how your pre-amp applies the ffrr curve .......
160: Music Lane, RE: My fav. (0.00)
Posted by banpuku on 2017-01-04, 14:44:56 (50.80.146.114)
Do you know if this is a digital or analogue recording? .......
161: Music Lane, Fournier on Bach (0.00)
Posted by banpuku on 2017-01-03, 18:54:58 (50.80.146.114)
I have a few of Bach's cello suites. To my ears, the Fournier on Archiv LP is just right. The tempo seems correct and the tonality is realistic. I like the fact that I can hear his breathing ever so s .......
162: Music Lane, I too have no affinity toward Mozart (0.00)
Posted by banpuku on 2017-01-03, 11:20:02 (50.80.146.114)
I find Mozart's music to be boring and repetitive. Over the past two years I have strongly migrated toward 20th and 21st century chamber music. Some of my favorites: Bartok Shostakovich Schnittke Guib .......
163: SET Asylum, RE: Shielding Choice in SET Power Supplies (0.00)
Posted by banpuku on 2016-12-08, 17:59:32 (50.80.146.114)
What are the benefits of the kelvin caps? And how are these wired? I see that claritycap has kelvin caps, but I could not figure out how to wire them. .......
164: Tube DIY Asylum, Transformer upgrade options (0.00)
Posted by banpuku on 2016-12-07, 14:54:15 (50.80.146.114)
Little by little, I am tweaking the 2A3 amp with schematic changes and part upgrades. I am considering 3 different upgrades and would like to know which of these 3 would give me audible impact. 1. I a .......
165: Music Lane, HDTT samples (0.00)
Posted by banpuku on 2016-11-29, 16:57:38 (50.80.146.114)
JD - As you may know, I am a vinyl snob. My only exposure to digital has been via my ipod nano and music downloads from youtube. Needless to say, my digital experience has been "limited". So, based up .......
166: Music Lane, RE: Clearly a great recording.... (0.00)
Posted by banpuku on 2016-11-17, 18:15:11 (50.80.146.114)
Reminds me of the time I took my wife to a Keith Jarrett concert. 10 minutes into the concert she asked when is going to stop warming up and start playing real music. Classic! .......
167: Music Lane, RE: Rochberg: Quartet No. 3 - Concord SQ (GREAT!) (0.00)
Posted by banpuku on 2016-11-17, 17:33:22 (50.80.146.114)
Let me know what you think of the 3rd and 4th movements. Also, what is your take on the sonics, given that you have a digital stream vs. my analog. .......
168: Music Lane, Rochberg: Quartet No. 3 - Concord SQ (GREAT!) (0.00)
Posted by banpuku on 2016-11-17, 16:49:35 (50.80.146.114)
I recently acquired a Nonesuch LP of Concord SQs interpretation of Rochberg's 3rd Quartet. I am not much of a musicologist, but I can certainly ascertain when something is just right. And this is just .......
169: Tube DIY Asylum, RE: Planning a serious rebuild of my DIY HI FI Supply SE 300B kit amps... (0.00)
Posted by banpuku on 2016-11-13, 14:59:34 (50.80.146.114)
Not sure if it's $500 or not, but I really enjoy my hashimoto OPTs. .......
170: SET Asylum, RE: EML solid Plate 45 vs. EML mesh Plate 45 .........better for SET ? (0.00)
Posted by banpuku on 2016-11-10, 17:35:05 (50.80.146.114)
I have tried Riken as well. Similar to claritycap with very little coloration. Good dynamics. I too am looking for 70 to 100uF and so, if you have any ideas please let me know. .......
171: SET Asylum, RE: EML solid Plate 45 vs. EML mesh Plate 45 .........better for SET ? (0.00)
Posted by banpuku on 2016-11-10, 15:06:44 (50.80.146.114)
FYI regarding caps. I have tried a few, not Mundorf. Here is what I hear. 1. Clarity MR is very clean and has a non-natural sheen to the sound. Plastic-like for lack of better words. 2. Russian k40 is .......
172: SET Asylum, RE: EML solid Plate 45 vs. EML mesh Plate 45 .........better for SET ? (0.00)
Posted by banpuku on 2016-11-10, 05:56:43 (50.80.146.114)
91, Thanks for the input and education. I am currently using a Mills wirewound resistor and a ClarityCap TC. When the cap is removed, things really sound better, except for lack of low end control and .......
173: Tube DIY Asylum, RE: Hypothetical, but no cap.... (0.00)
Posted by banpuku on 2016-11-09, 17:51:18 (50.80.146.114)
Andy, I am happy with the 2a3. So, here is my delimna. When I remove the cathode bypass cap, two things happen. 1. The sound opens up and is super clean and natural. I love it. 2. The output goes down .......
174: Tube DIY Asylum, RE: I use those Russian PIO caps (0.00)
Posted by banpuku on 2016-11-08, 06:17:15 (50.80.146.114)
Just one bypass cap per output tube. I only have 1 tube per channel. .......
175: Tube DIY Asylum, RE: I use those Russian PIO caps (0.00)
Posted by banpuku on 2016-11-07, 16:43:57 (50.80.146.114)
Like these? .......
176: Tube DIY Asylum, cathode bypass cap suggestions (0.00)
Posted by banpuku on 2016-11-07, 15:05:19 (50.80.146.114)
I am currently using a claritycap TC capacitor in the cathode bypass position on my 2A3 output tubes. 100uF is needed. The claritycap TC sound is nice and clean, but I would like to get a PIO or somet .......
177: SET Asylum, RE: EML solid Plate 45 vs. EML mesh Plate 45 .........better for SET ? (0.00)
Posted by banpuku on 2016-11-07, 11:14:54 (50.80.146.114)
Drummerwill - I see you have read my post on the 2a3 Mesh V4 tubes regarding the center tap for filament supply. What are your thoughts on this and should it help combat the bit of hum that I current .......
178: Tubes Asylum, Emission Labs 2A3-Mesh V4 (0.00)
Posted by banpuku on 2016-11-04, 14:29:05 (50.80.146.114)
Has anyone tried the Emission labs 2A3-Mesh V4 with center tap heater? Here is some text from the Emission Labs site about the tube. I am very curious about using this tube, as it appears (based upon .......
179: Tube DIY Asylum, RE: think this is true in any cathode biased amp (0.00)
Posted by banpuku on 2016-10-31, 17:19:50 (50.80.146.114)
Eli, I have been pondering the potential solutions for the cathode bypass cap in my schematic (see the inital post). Please help me understand whether or not I can use a 100 ohm and 470 muF cap in my .......
180: SET Asylum, RE: Lundahl LL1663 (0.00)
Posted by banpuku on 2016-10-28, 16:42:13 (50.80.146.114)
Andy, do you prefer the 5K over a 2.5K? My Hashimotos have 2.5K or 3.5K and I am using 8ohm speaker output. Currently using 2.5K. What is the supposed benefit of 3.5k? Pat .......
181: SET Asylum, RE: Transformer options (0.00)
Posted by banpuku on 2016-10-28, 16:40:15 (50.80.146.114)
Hi, I purchased a 2A3 from TAL this past summer. I realllllly like the amp. Best audio decision I have made. You can reach me off line if you want to talk about some possible upgrades for your TAL amp .......
182: Tube DIY Asylum, RE: Hey Mikey - Three cheers for Russian K75-10 caps (0.00)
Posted by banpuku on 2016-10-23, 16:40:15 (50.80.146.114)
The k75-10 is a bypass cap by itself. The clarity cap is completely removed. The k75-10 is on the driver tube and not to be confused with the cathode bypass cap on the output tube. Hope this clarifies .......
183: Tube DIY Asylum, RE: Russian K75-10 caps (0.00)
Posted by banpuku on 2016-10-23, 16:36:44 (50.80.146.114)
When I listen to PIO caps, I normally hear a slightly softer presentation with plenty of warmth and tonal color. With plot caps, which I do not like, I hear a slight synthetic-ness and a more strident .......
184: Music Lane, RE: What are you listening to right now (0.00)
Posted by banpuku on 2016-10-23, 15:13:34 (50.80.146.114)
Some new music (at least to me): Sofia Gubaidulina - Quartet no. 3 played by the Danish Quartet on cpo records 1994. .......
185: Tube DIY Asylum, Hey Mikey - Three cheers for Russian K75-10 caps (0.00)
Posted by banpuku on 2016-10-23, 15:10:39 (50.80.146.114)
I installed a couple of 2.2uF Russian K75-10 caps in my 2A3 amp. Wow, they are super. Dynamic, dynamic, dynamic. Super quiet background. The caps reduced the noise floor significantly and allow me to .......
186: Tube DIY Asylum, RE: Ultrapath (0.00)
Posted by banpuku on 2016-10-21, 09:38:29 (50.80.146.114)
Tre, I have revisited the Ultrapath yesterday. While I do have some minor hum, the overall sonics is very very good. Removing the bypass cap out of the signal path really makes a positive differenc .......
187: Tube DIY Asylum, 2a3 driving ESL 63s (0.00)
Posted by banpuku on 2016-10-16, 06:53:01 (50.80.146.114)
I still am quite amazed at how well my Quad ESL 63s are driven by the 2A3 amp that Jeff has helped modify. Out of the box from Tube Audio Labs, the 2A3 amp was very good and drove the Quads nicely. Pl .......
188: SET Asylum, RE: In my case, goodbye 2a3, hello 2x4P1L (0.00)
Posted by banpuku on 2016-10-15, 10:01:32 (50.80.146.114)
Andy, Any chance you could post the schematic for your 2x4P1L with filament bias? If you don't want to post it, then possibly email it to me. Thanks, Pat banpuku@mac.com .......
189: Tube DIY Asylum, Power Transformer recommendations, please (0.00)
Posted by banpuku on 2016-10-10, 14:08:52 (50.80.146.114)
I have not read much on power transformers and which are your favorites. I am looking for highest quality and performance for my 2A3 amplifier that currently uses a Hammond 272DX. I want to "upgrade" .......
190: SET Asylum, RE: 2A3 SET & Quads ESL 63: YES!!! (0.00)
Posted by banpuku on 2016-10-07, 14:21:53 (50.80.146.114)
I have been adding in a couple of chokes and WIMA DC Link capacitors to the power supply. So, now I have an L1 C1 L2 C2 C3 power supply. Additionally, I removed the hum potentiometer which was good an .......
191: Tube DIY Asylum, RE: DHT times 3 is the key yessiree (0.00)
Posted by banpuku on 2016-10-06, 17:57:53 (50.80.146.114)
TK. Do you have an opinion on how the magnaquest OPT compares to the Hashimotos? .......
192: Music Lane, Perplexed by piano recording (0.00)
Posted by banpuku on 2016-10-06, 14:33:24 (50.80.146.114)
This is really been a thorn in my side for several years. Finally found an example that illustrates the issue. Please watch and listen to this youtube video of Schnittke's Sonata for Cello and Piano. .......
193: Tube DIY Asylum, RE: Ultrapath (0.00)
Posted by banpuku on 2016-10-04, 08:30:30 (50.80.146.114)
I tried the Ultrapath. I got plenty of hum, so apparently my PS ripple is too high. Back to the old method. At least I know that the quality of the capacitor is important, as the audio signal does go .......
194: Tube DIY Asylum, RE: audio signal in a 2A3 tube (0.00)
Posted by banpuku on 2016-10-03, 13:59:55 (50.80.146.114)
Tre, So, looking at Lynn Olson's ETF Presentation, he presents the schematic (see below) for the Elliano Ultrapath. Is this what you are referring to as the Ultrapath? If so, it seems like quite a sim .......
195: Tube DIY Asylum, RE: audio signal in a 2A3 tube (0.00)
Posted by banpuku on 2016-10-03, 12:20:17 (50.80.146.114)
Very good. Thank you David! .......
196: Tube DIY Asylum, audio signal in a 2A3 tube (0.00)
Posted by banpuku on 2016-10-03, 11:33:31 (50.80.146.114)
Newbie question: Does the audio signal pass thru the filament on a 2A3 tube? Or does the audio signal just go thru the grid and plate? If the audio signal does not pass thru the filament, then how cri .......
197: Tube DIY Asylum, RE: screen capacitor function (0.00)
Posted by banpuku on 2016-09-30, 17:29:44 (50.80.146.114)
Steve, I was thinking of trying a 10Y (triode) tube as the driver. Would the 10Y driver give less output, assume using the same output tube (2A3)? Thanks, Pat .......
198: Tube DIY Asylum, RE: screen capacitor function (0.00)
Posted by banpuku on 2016-09-30, 13:58:32 (50.80.146.114)
In my schematic in the original post. It is shown as a 2.8uF cap. .......
199: Tube DIY Asylum, RE: screen capacitor function (0.00)
Posted by banpuku on 2016-09-30, 12:53:31 (50.80.146.114)
I tried removing the cap. While there appeared to be less distortion and a lower noise floor (completely subjective), the output was significantly lowered to where it was unusable. FYI. Pat ::: TOPIC: .......
200: Tube DIY Asylum, RE: screen capacitor function (0.00)
Posted by banpuku on 2016-09-30, 11:35:39 (50.80.146.114)
Dave, Have you ever tried not using the bypass cap in real life (not just in the computer simulation)? If so, what were your findings? Pat .......
201: Planar Speaker Asylum, 2A3 SET & Quads ESL 63: YES!!! (0.00)
Posted by banpuku on 2016-09-30, 06:09:36 (50.80.146.114)
I just posted an important (at least I think so) message for Quad owners. Please see this link. It talks about mating a 3.5 watt 2A3 amp with Quad ESL 63 speakers. .......
202: SET Asylum, 2A3 SET & Quads ESL 63: YES!!! (0.00)
Posted by banpuku on 2016-09-30, 06:07:28 (50.80.146.114)
Over the past 2 years I had an desire to match an SET amp with my Quad 63s. Nearly everyone in the industry that I talked to said this would be a poor match. However, with some encouragement from Mike .......
203: Tube DIY Asylum, RE: screen capacitor function (0.00)
Posted by banpuku on 2016-09-28, 10:12:31 (50.80.146.114)
Thanks you! .......
204: Tube DIY Asylum, screen capacitor function (0.00)
Posted by banpuku on 2016-09-28, 08:26:32 (50.80.146.114)
Newbie question: What purpose does the 2.8uF capacitor do in this circuit? I have read where this capacitor can be removed. So with a minimalist point of view, is this capacitor required or can it .......
205: Tube DIY Asylum, RE: Help: Hammond 272DX 125 Tap not working, but 115 is working. (0.00)
Posted by banpuku on 2016-09-24, 14:12:08 (50.80.146.114)
I used 2 strands of 14 Gauge silver coated copper. .......
206: Tube DIY Asylum, RE: Help: Hammond 272DX 125 Tap not working, but 115 is working. (0.00)
Posted by banpuku on 2016-09-24, 13:41:16 (50.80.146.114)
Paul, you were correct. Except, it was a bad solder job by Hammond. See my update to the original post. .......
207: Vinyl Asylum, RE: Sigh.... (0.00)
Posted by banpuku on 2016-09-24, 09:19:35 (50.80.146.114)
JD - You can always change your mind and back from the dark side. We won't hold it against you. .......
208: Tube DIY Asylum, RE: Help: Hammond 272DX 125 Tap not working, but 115 is working. (0.00)
Posted by banpuku on 2016-09-23, 16:16:16 (50.80.146.114)
I just checked, all three wires DO have continuity. Any other thoughts? 2 alternatives in case the 125V tap is not working: 1. put in a #47 light bulb after the fuse to reduce voltage by 6V. 2. get a .......
209: Tube DIY Asylum, Help: Hammond 272DX 125 Tap not working, but 115 is working. (0.00)
Posted by banpuku on 2016-09-23, 13:58:42 (50.80.146.114)
The 115VAC tap on the Hammond 272DX power transformer is working just fine. The problem is that I am getting about 122VAC from my wall and I would therefore, like to use the 125VAC tap on the Hammond. .......
210: Vinyl Asylum, RE: My Farewell to Vinyl (0.00)
Posted by banpuku on 2016-09-18, 16:46:52 (50.80.146.114)
Two things. 1. I hope you change your mind. You are one of the few fellow classical LP enthusiasts that I read on vinyl asylum. 2. If you decide to sell your chamber, sonata or cello LPs, please think .......
211: Tube DIY Asylum, Amtrans AMCB caps for power supply (0.00)
Posted by banpuku on 2016-09-16, 07:36:39 (50.80.146.114)
Has anyone tried the Amtrans AMCB caps for their tube amp power supply? Curious about how they sound. I have ASC oilers and am looking for something with a bit more snap and punch. I need 50uF (roughl .......
212: Vinyl Asylum, RE: R.I.P. Jim Howard. (0.00)
Posted by banpuku on 2016-09-16, 06:24:29 (50.80.146.114)
Double prayers for you and Jim Howard. Jim was a very nice man and quite giving to others. Vinyl Survivor, keep positive and keep the faith. You can do it! Pat .......
213: Tube DIY Asylum, K75-10 voltage (0.00)
Posted by banpuku on 2016-09-14, 18:00:06 (50.80.146.114)
I am looking at the Russian k75-10 250V. My circuit calls for 305V. Do these Russians caps have significant voltage headroom whereby I could go use them in my 305V circuit? .......
214: Tube DIY Asylum, RE: 4.7mfd cap (0.00)
Posted by banpuku on 2016-09-14, 08:42:36 (50.80.146.114)
To be honest, the amp came with a 2.2uF cap that was not a super high quality part. Call me crazy, but I believe in the so called "high quality audiophile" caps. I did not have a 2.2uF cap on hand. I .......
215: Tube DIY Asylum, RE: Compared to what? (0.00)
Posted by banpuku on 2016-09-14, 07:18:22 (50.80.146.114)
This is to confirm that I compared the 4.7uF Clarity MR to the very same 4.7uF Clarity MR with new leads. I still contend that I hear much better dynamics across the board. I am happy with the tweak a .......
216: Music Lane, RE: I know them well, but please do try the 1st Juilliard cycle. in a class by itself. nt (0.00)
Posted by banpuku on 2016-09-13, 08:11:11 (50.80.146.114)
I do have the Julliard 1st cycle on Columbia mono. But the darn LPs are way too noisy to enjoy. Maybe you could just sell me yours, or better yet, trade! ;-) .......
217: Tube DIY Asylum, RE: Modifying capacitor leads (0.00)
Posted by banpuku on 2016-09-13, 08:02:52 (50.80.146.114)
This is the grid stopper cap on the 6C6 driver tube. See the attached schematic which calls for a 2.8uF cap, but it currently has the 4.7uF cap with the modified leads. .......
218: Tube DIY Asylum, Modifying capacitor leads (0.00)
Posted by banpuku on 2016-09-13, 07:25:16 (50.80.146.114)
Per suggestions from drlowmu (aka Jeff Medwin), I modified my capacitor leads on my 4.7uF ClarityCap MR series. I snipped the leads on the capacitor to about 1/4" to 3/8" in length. Then, I soldered t .......
219: Music Lane, Tatrai, Talich and Vegh (0.00)
Posted by banpuku on 2016-09-13, 05:55:55 (50.80.146.114)
I have been avidly collecting Bartok Quartets on vinyl for the past 2 years. It is by far and away my favorite music. To date, I have about 15 different complete sets on vinyl. While each set has it's .......
220: Tweakers' Asylum, RE: I believe you mean this (0.00)
Posted by banpuku on 2016-09-13, 05:36:38 (50.80.146.114)
Mikey, Do you like these or do you build your own? Pat .......
221: Tweakers' Asylum, RE: Not Safe (0.00)
Posted by banpuku on 2016-09-12, 16:58:26 (50.80.146.114)
Is there a commercially available product that is an iec connector and capacitor or filter that is all built into a single housing? Something off the shelf that is a simple mod and I would not have to .......
222: Tube DIY Asylum, RE: Goop (0.00)
Posted by banpuku on 2016-09-11, 09:11:55 (50.80.146.114)
Is the DC Link cap you are showing in the photo (white colored body) the same as the Wima DC Link cap (red colored body)? .......
223: Tube DIY Asylum, RE: Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-05, 17:17:28 (50.80.146.114)
The distortion is only a subjective observation. My pre-amp has lots of drive. It is an EMT JPA-66. I don't have to turn it up all the way. Normally I listen to music at the 1 o'clock position. With t .......
224: Tube DIY Asylum, RE: Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-05, 15:01:46 (50.80.146.114)
Thanks for the continued help. I needed to remove the decoupling cap from pin 3. Once I did that, the sound came thru just fine. Regarding the sound, I have only given this a couple of LPs worth of li .......
225: Tube DIY Asylum, RE: Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-05, 09:16:33 (50.80.146.114)
Dave, Thanks for the great input. Here is what I did. I put the 100ohm resistor between pins 2 & 3. I did hear music, but it was way too faint to hear even with the volume turned all the way up. The i .......
226: Tube DIY Asylum, Update #1: cathode battery bias (0.00)
Posted by banpuku on 2016-09-04, 16:01:26 (173.25.243.178)
Hello and thank you everyone for your input. I have made a change and it is wonderful. I took the advice of Ivan303 and removed the Cap/Resistor from the driver cathode bias. I installed a 2.4V batter .......
227: Tube DIY Asylum, RE: Anything to get rid of the bypass cap on the cathode... (0.00)
Posted by banpuku on 2016-09-03, 07:07:47 (173.25.243.178)
The schematic calls for a 2.4V, which is a common rechargeable battery for cell phones. The 2.4V rechargeable batteries that I see online have a plus (+) and minus (-) wire. Please confirm that my thi .......
228: Tube DIY Asylum, RE: Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-02, 16:25:26 (173.25.243.178)
Hi Paul, This may come as a surprise to many readers (as it did surprise me when I tried it), but I am driving a pair of Quad ESL-63 with this amp. I am more than satisfied with the loudness (decibels .......
229: Tube DIY Asylum, RE: Other than a nicle metal hydride battery or nicad in place of the... (0.00)
Posted by banpuku on 2016-09-02, 14:50:06 (173.25.243.178)
Ivan, I have not heard of such a change as you recommend. Please tell us why this is a good idea and what changes (sonically) to expect. Sounds like an easy change. If so, what kind of battery (specif .......
230: Tube DIY Asylum, RE: Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-02, 11:04:29 (173.25.243.178)
Jeff, Thanks for the info. I am an admitted novice in circuit design, so I need your help with some specifics on what to change. So, here are a few questions: 1. Regarding the Hammond choke, what make .......
231: Tube DIY Asylum, Opinions please: It's upgrade time for my 2a3 amp (0.00)
Posted by banpuku on 2016-09-02, 10:06:18 (173.25.243.178)
I have recently been tinkering with my 2a3 SET amp (see schematic). I enjoy the amp and am going to keep it for the foreseeable future. I have upgraded the caps (ASC Oil, Duelund, Jupiter, ClarityCap) .......
232: Tube DIY Asylum, RE: my 2 cents (0.00)
Posted by banpuku on 2016-09-01, 17:15:02 (173.25.243.178)
Yes! .......
233: Tube DIY Asylum, my 2 cents (0.00)
Posted by banpuku on 2016-09-01, 16:42:52 (173.25.243.178)
I have done extensive comparison of the Russian KY caps in the coupling position between the driver and output tubes. The Russians are very smooth and extended, but also just a bit forgiving. They wil .......
234: Vinyl Asylum, MA-1 (prototype version) photos (0.00)
Posted by banpuku on 2016-09-01, 09:25:17 (173.25.243.178)
Here are some photos of the earlier prototype taken a couple of years ago. I don't have any photos right now of the current version, but these will give you a good idea of what the MA-1 looks like. 1. .......
235: Vinyl Asylum, RE: Where can I see your table online?(nt) (0.00)
Posted by banpuku on 2016-09-01, 07:09:51 (173.25.243.178)
Jian, I can email you some photos. Just send me your email. Here is mine: banpuku@mac.com Thanks, Pat .......
236: Vinyl Asylum, MA-1 (0.00)
Posted by banpuku on 2016-08-31, 16:46:55 (173.25.243.178)
My own turntable, the MA-1, is the quietest (lowest rumble) that I have heard. It also has great PRAT due to the high torque RIM drive and near zero loss transmission of the proprietary wheel that int .......
237: Music Lane, 3 of my favorites (Photos) (0.00)
Posted by banpuku on 2016-08-23, 09:40:57 (173.25.243.178)
Here are three of my favorite recordings (see photos) that I have been listening to lately. Violin and Viola sonatas. All great performances. I just wish we had some reissues that had dead silence sur .......
238: Vinyl Asylum, Wanted: Los Angeles classical record store (0.00)
Posted by banpuku on 2016-08-21, 18:19:34 (173.25.243.178)
I will be visiting LA and would like to go to a record shop with a very good classical offering. Your suggestions would be appreciated. .......
239: Vinyl Asylum, RE: Jim Howard of Applied Fidelity (0.00)
Posted by banpuku on 2016-08-03, 16:02:04 (173.25.247.44)
Jim went out of his way to help me (and probably countless others) with turntable modifications, at no expense. Double prayers for Jim's full recovery! .......
240: Music Lane, Shostakovich Quartets by the Beethoven String Quartet (0.00)
Posted by banpuku on 2016-07-29, 18:55:15 (173.25.247.44)
Please see the music post I just put in the vinyl asylum. Your input would be appreciated. .......
241: Vinyl Asylum, Shostakovich quartet by Beethoven String Quartet (0.00)
Posted by banpuku on 2016-07-29, 18:51:02 (173.25.247.44)
A couple of thoughts / questions: 1. Melodiya published an LP which contains two of the best works by Shostakovich in my opinion. See link below. First is the violin and piano sonata with Oistrakh and .......
242: Tube DIY Asylum, Audiophiler Red vs. Jupiter Copper (0.00)
Posted by banpuku on 2016-07-29, 15:10:25 (173.25.247.44)
Mikey, in a prior post you commented on replacing a pre-amps output stage 4.7uF cap with a 0.47uF cap, as long as the power amp has appropriate input load, say 220k+ ohm. The vintage pre-amp that I am .......
243: Music Lane, Weller Quartet plays a raucous Berg Quartet #3 (0.00)
Posted by banpuku on 2016-07-16, 16:42:45 (173.25.247.44)
This recording from 1965 is exceptional. The sound quality of my London ffrr LP is top notch. Full sound from top to bottom with extraordinary dynamics. If your system has a good tonal balance, then t .......
244: Tube DIY Asylum, RE: Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-29, 18:04:00 (50.80.153.33)
I had good luck using the clarity cap tc in the power supply of a prior amp. So, I feel good about going in this direction. FYI. Recently , I started using the new Jupiter Condenser copper caps in the .......
245: Tube DIY Asylum, RE: Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-29, 11:06:27 (50.80.153.33)
91, thanks for the info. I have just looked at some other 2a3 schematics and yes, they do show 100uF caps. The ClarityCap TC that would fit in my chassis just right would be the 175uF cap, as the diam .......
246: Tube DIY Asylum, RE: Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-27, 12:56:10 (50.80.153.33)
Thanks DAK! Pat .......
247: Tube DIY Asylum, RE: Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-27, 10:27:07 (50.80.153.33)
Mikey, I don't want to spoil my surprise review that I have forthcoming, but the 2a3 is driving the ESL 63 quiet nicely within certain limits. More to come. .......
248: Tube DIY Asylum, RE: Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-27, 10:25:38 (50.80.153.33)
My main thrust for upgrading the PS caps is to improve the dynamics and impact of the sound. I like the tonal balance (with the exception of a slight upper midrange glare) but need more meat and weigh .......
249: Tube DIY Asylum, Anyone compared ASC Oils vs. Clarity Cap TCs? Or other suggestions (0.00)
Posted by banpuku on 2016-06-24, 14:13:56 (50.80.153.33)
I currently have 50uF ASC Oils caps in my power supply. Wondering how they would compare to Clarity Cap TCs or other alternatives. If ASC Oils are the ticket, then please let me know and I will quit w .......
250: Vinyl Asylum, RE: Rush LPs? Who has the best sound? (0.00)
Posted by banpuku on 2016-04-28, 11:21:00 (173.25.178.137)
Get the Gilbert Kong (GK in deadwax) mastered LPs. .......
251: Tube DIY Asylum, RE: You want to try powering the ESLS with amp? (0.00)
Posted by banpuku on 2016-04-12, 15:23:20 (173.25.178.137)
The quads are 86db. However, I may not stay with the quads. I may move to something more efficient, thus the inquiry into a nice spud amplifier. .......
252: Tube DIY Asylum, Anyone heard a Spud 20B amplifier? (0.00)
Posted by banpuku on 2016-04-12, 09:44:55 (173.25.178.137)
The EML 20B tube is quite intriguing. As a one tube amplifier, the 20B should sound quite transparent. I am curious how it sounds tonally and it's dynamics, especially in the lower midrange and upper .......
253: Tube DIY Asylum, RE: Jim, good to see you are ok. (0.00)
Posted by banpuku on 2016-03-30, 18:37:10 (173.25.178.137)
Jim, hope you continue your recovery. We certainly need you here on AA. Regarding the CGW resistors, I really like their sound. More relaxed than the Kiwame's I have tried. Would the mills wire wound .......
254: Tube DIY Asylum, Help needed identifying resistor manufacturer (pic) (0.00)
Posted by banpuku on 2016-03-30, 14:36:55 (173.25.178.137)
On my Lafayette KT-550, the power resistors are these large brown colored things, with 4 holes on each side where the leads come out. Mikey Samra indicated that these are vent holes.The letters CGW a .......
255: Planar Speaker Asylum, RE: Quad ESL 63 impedance curve: not as bad as we thought? (0.00)
Posted by banpuku on 2016-03-29, 07:14:01 (173.25.178.137)
Kent, I agree with your assessment that a reasonably well built amp should be able to drive the 63s. I have successfully driven them using a 20watt class A solid state Musical Fidelity A-1 amp and als .......
256: Planar Speaker Asylum, Quad ESL 63 impedance curve: not as bad as we thought? (0.00)
Posted by banpuku on 2016-03-28, 14:55:43 (173.25.178.137)
The Quad ESL 63 impedance curve is attached below. I have read and we hear all the horror stories about the difficulty that the 63s impedance curve puts on an amplifier. To my understanding, the probl .......
257: Tube DIY Asylum, Thanks Mike Samra for helping fix my KT-550 (0.00)
Posted by banpuku on 2016-03-24, 11:11:16 (173.25.178.137)
I lost a channel on my KT-550. After trying a million different things, I called "Dr." Mikey Samra for some help. He quickly helped diagnose the issue and with some quick re-soldering, the channel was .......
258: Vinyl Asylum, RE: Smithsonian Collection bach collection (0.00)
Posted by banpuku on 2016-03-22, 12:18:01 (173.25.178.137)
GREAT sonics and performance. Get it! .......
259: Tube DIY Asylum, fixed (0.00)
Posted by banpuku on 2016-03-18, 11:46:09 (173.25.178.137)
Well, I pulled the power tubes out and then reinserted them and the hum disappeared. I suspect I have a loose pin connection in the amp. I will re-solder accordingly. Thanks, Pat .......
260: Tube DIY Asylum, RE: help please: hum coming from 1 channel of my Lafayette KT-550 (0.00)
Posted by banpuku on 2016-03-18, 11:10:42 (173.25.178.137)
I tried to test the couple caps via the following method. Not sure if this is correct or not. I measured the Vdc between pin 5 and Ground. Pin 5 is the Grid on the Tung-Sol KT-66 tubes. The tubes meas .......
261: Tube DIY Asylum, RE: help please: hum coming from 1 channel of my Lafayette KT-550 (0.00)
Posted by banpuku on 2016-03-18, 10:33:46 (173.25.178.137)
The amp does not have hum pots. How would I test for a leaking coupling cap? .......
262: Tube DIY Asylum, help please: hum coming from 1 channel of my Lafayette KT-550 (0.00)
Posted by banpuku on 2016-03-18, 10:05:38 (173.25.178.137)
FIXED!!! Update as of 3/24/16. The Hum was caused by as a loose solder connection. Thanks to Mike Samra for helping me troubleshoot this. here is the Thru the process of elimination, I have determined .......
263: Vinyl Asylum, RE: Uwe updates it with... (0.00)
Posted by banpuku on 2016-02-22, 13:53:10 (64.233.172.145)
Steve, Would you please ask UWE what the cap values are and what purpose they serve? It looks like the cap is soldered between the + and - on each of the channels, correct? Curious how this helps the .......
264: Vinyl Asylum, RE: Wish you hadn't said that... (0.00)
Posted by banpuku on 2016-02-20, 14:01:58 (64.233.172.145)
Lew, I have a used EMT TSD-15 and a nearly new EMT TMD-25. Both are for sale. Contact me at banpuku@mac.com if interested. Reasonably priced. I also can get new cartridges for you as I carry the EMT l .......
265: Vinyl Asylum, RE: Zenith?? nt (0.00)
Posted by banpuku on 2016-01-14, 13:05:06 (173.16.209.43)
The best cartridge alignment tool I have found is a liter of single malt scotch, preferably Highland Park or Lagavulin. .......
266: Vinyl Asylum, RE: Zenith?? nt (0.00)
Posted by banpuku on 2016-01-14, 11:17:53 (173.16.209.43)
From the bird's eye view, rotating the cartridge such that cantilever aligns with the 2 null point lines. See image below. .......
267: Vinyl Asylum, RE: A few points! (0.00)
Posted by banpuku on 2016-01-14, 10:41:39 (173.16.209.43)
Regarding cartridge alignment, here is my experience: In order of importance (assuming that all alignment parameters are reasonably close to an industry standard): 1. SRA 1.5 degrees 2. Azimuth 90 d .......
268: Vinyl Asylum, I like then very much (0.00)
Posted by banpuku on 2016-01-05, 15:02:44 (173.16.209.43)
I enjoy the Speakers Corner reissues very much. They are some of the finest sound LPs I have. I wish that somebody (maybe speakers corner) would reissue the mono Mercury's. Also on my wish list is rei .......
269: Vinyl Asylum, RE: Question about mono cartridges (0.00)
Posted by banpuku on 2015-12-29, 07:04:35 (173.16.209.43)
How do you like your Miyajima cartridge? Do you notice a material improvement in sound and reduced surface noise compared to other cartridges? Pat .......
270: Vinyl Asylum, RE: Happy Holidays (0.00)
Posted by banpuku on 2015-12-23, 18:38:33 (173.16.209.43)
Very cool Thorens! Happy holidays to all! .......
271: Vinyl Asylum, RE: Problem is... (0.00)
Posted by banpuku on 2015-12-11, 11:55:24 (173.16.209.43)
Yes, I agree and understood. That said, this still might be a valid way to set anti-skate for one particular point in the LP. .......
272: Vinyl Asylum, RE: Mono (0.00)
Posted by banpuku on 2015-12-11, 10:04:48 (173.16.209.43)
Interesting. taking this one step further, wouldn't anti-skate also benefit from this? .......
273: Vinyl Asylum, RE: Think Piece: Azimuth (0.00)
Posted by banpuku on 2015-12-11, 06:45:58 (173.16.209.43)
John, Just to clarify the thought about poor vinyl composition. Think about VOX lps, which I love the music but hate the poor sounding vinyl during quiet passages. Did Vox use poor vinyl in their pres .......
274: Vinyl Asylum, RE: Think Piece: Azimuth (0.00)
Posted by banpuku on 2015-12-11, 06:44:26 (173.16.209.43)
John, Good point regarding LPs that have no noise. I too have LPs that are dead silent, so your point is well taken. Help me out with another thought: I am curious how some LPs have groove damage when .......
275: Vinyl Asylum, Think Piece: Azimuth (0.00)
Posted by banpuku on 2015-12-11, 06:15:45 (173.16.209.43)
I have been ruminating about the following theory and would like push back on the following thesis: If the stylus is not setting in the groove perfectly, then the stylus groove interface should theore .......
276: Vinyl Asylum, RE: Fozgometer (0.00)
Posted by banpuku on 2015-12-10, 06:24:20 (173.16.209.43)
My method relies solely on my ability to view the stylus on the mirror. I only look at the cantilever to ensure I am viewing the stylus from approximately straight on. One I feel that I am looking at .......
277: Vinyl Asylum, RE: Fozgometer (0.00)
Posted by banpuku on 2015-12-09, 15:37:32 (173.16.209.43)
John, I agree with your statement about setting azimuth visually. I have yet to have a cartridge whereby the visual azimuth setting corresponds with the electronic azimuth setting. Also, I never look .......
278: Tube DIY Asylum, seeking ideas: a great sounding 4uF 450V cap (0.00)
Posted by banpuku on 2015-12-07, 15:26:45 (173.16.209.43)
I am currently using WIMA MKP-10 cap2 in the schematic below (see highlighted caps) for my Lafayette KT-550. These are 4uF 450V caps in locations C6 and C7. Any thoughts on improvements for these caps .......
279: Tube DIY Asylum, RE: How do I measure peak watts, amps and volts? (0.00)
Posted by banpuku on 2015-11-29, 05:59:54 (173.16.209.43)
Thanks everyone. This is exactly what I needed. .......
280: Tube DIY Asylum, How do I measure peak watts, amps and volts? (0.00)
Posted by banpuku on 2015-11-28, 19:14:37 (173.16.209.43)
I don't listen to loud music. I also have a small room. I listen to chamber music 95% of the time. So, I am trying o determine how many amps, volts and watts I am using. So, How do I determine how ma .......
281: Tube DIY Asylum, RE: It is part of a local feedback loop (0.00)
Posted by banpuku on 2015-11-28, 08:36:13 (173.16.209.43)
You recommended carbon comp. What do you think about Shinkoh Tantalums instead? .......
282: Tube DIY Asylum, Help: resistor function in circuit (pic) (0.00)
Posted by banpuku on 2015-11-27, 07:28:09 (173.16.209.43)
I am trying to determine the function of resistor 20 in the blue box. Is this a plate load resistor? Once I know the resistor's function, then I can determine if I should be using a metal film, tantal .......
283: Music Lane, RE: Suggestion (0.00)
Posted by banpuku on 2015-11-10, 16:27:56 (173.16.209.43)
Excellent! Thank you .......
284: Music Lane, Need suggestions for Chamber Music on vinyl (0.00)
Posted by banpuku on 2015-11-10, 11:46:04 (173.16.209.43)
I have several sets for Beethoven, Bartok and Shostakovich quartets. A few LPs by Dvorak, Webern, Berg and Schoenberg. Other than that, I am wide open to suggestions primarily from late 19th century a .......
285: Music Lane, RE: July 27 discussion here (0.00)
Posted by banpuku on 2015-11-06, 05:37:42 (173.16.209.43)
Hi Bill, I don't have the Rubinstein, so I can't compare. Take Care, Pat .......
286: Music Lane, RE: July 27 discussion here (0.00)
Posted by banpuku on 2015-11-05, 13:57:39 (173.16.209.43)
Chris - classic story. Thanks for posting. I too enjoy the Connoisseur recording of Chopin's Nocturnes. Very good playing and good sonics. .......
287: Music Lane, RE: COURSERA Curtis Institute Bliss Beethoven Sonatas Course--FREE! (0.00)
Posted by banpuku on 2015-10-30, 18:23:51 (173.16.209.43)
Cool. I will pursue. .......
288: Music Lane, RE: I have the Martzy sets (0.00)
Posted by banpuku on 2015-10-30, 17:18:25 (173.16.209.43)
Chris, DuoW is a monster recording. I love it. Thanks again, Pat .......
289: Music Lane, RE: I have the Martzy sets (0.00)
Posted by banpuku on 2015-10-30, 16:58:39 (173.16.209.43)
Chris, I just listened to the Janine Jansen and the Philippens/Nieuwkerk snippets online. Very nice, warm violin SQ. I like it a lot. Do you happen to have vinyl, Chris? If so, are your Martzy copies .......
290: Music Lane, RE: I have the Martzy sets (0.00)
Posted by banpuku on 2015-10-30, 16:50:00 (173.16.209.43)
Chris, Thanks for the leads on other recordings. I should have qualified that my perspective is "vinyl" only. I do not play any digital (well, I confess I do stream some youtube mp3 very now and then) .......
291: Music Lane, RE: The Deformed Sonata Form (0.00)
Posted by banpuku on 2015-10-30, 15:58:28 (173.16.209.43)
I am an avid classical music lover, but know absolutely nothing about musicology and technical aspects of the musical scores. For years I have wondered what "sonata" means and have even tried to learn .......
292: Music Lane, I have the Martzy sets (0.00)
Posted by banpuku on 2015-10-30, 11:35:25 (173.16.209.43)
JD, I have both the Martzy LP sets from Coup d'Archet. Here is what I wrote on my website about the sets: MARTZY - EMI RECORDINGS I bought this box set based upon my prior experience with the ma .......
293: Vinyl Asylum, Beethoven Budapest - which pressings? (pics) (0.00)
Posted by banpuku on 2015-10-12, 11:30:38 (173.16.209.43)
I am looking into the early, middle and late Beethoven string quartets performed by the Budapest Quartet. There are a few versions / pressings of these quartets. Please let us know which are the "pref .......
294: Vinyl Asylum, Thanks John! (0.00)
Posted by banpuku on 2015-10-08, 11:45:11 (173.16.209.43)
My hero. .......
295: Vinyl Asylum, RE: Tonearm Alignment Geometry... (0.00)
Posted by banpuku on 2015-10-08, 07:57:21 (173.16.209.43)
John, great stuff. do you have a spreadsheet with the graph that I can use? Thanks, Pat If so, please email to banpuku@mac.com .......
296: Vinyl Asylum, Mag Drive (0.00)
Posted by banpuku on 2015-09-15, 16:19:35 (173.16.209.43)
HW - You are correct on a couple of items in your post: 1) the $5k figure does indeed assume unobtanium metal for the bearing housing and the platter and 2) your DD probably does have better speed sta .......
297: Vinyl Asylum, my experience with Rim Drive vs. Belt (0.00)
Posted by banpuku on 2015-09-15, 09:33:47 (173.16.209.43)
I have spent the last 4 years building and perfecting my own Rim Drive turntable. I can tell you that building / engineering a belt drive table is easier and less expensive vs. a Rim Drive TT. A Rim D .......
298: Vinyl Asylum, Hi caliber MM recommendations? (0.00)
Posted by banpuku on 2015-09-08, 17:12:45 (173.16.209.43)
I am looking into trying a MM but have no idea if they can compete with high quality MC cartridges. For reference, I have owned EMT TSD15, Transfiguration Orpheus, Lyra and Kuetsu cartridges. I like t .......
299: Vinyl Asylum, RE: consensus on SRA? (0.00)
Posted by banpuku on 2015-08-24, 07:21:18 (173.16.209.43)
I have been playing with SRA for nearly a decade and here is what I have concluded, along with input from leading vinyl cutting engineers: 1. I emailed (a few years back) with Stan Ricker (the late, g .......
300: Vinyl Asylum, RE: Who makes a modern 12" wood tonearm? (0.00)
Posted by banpuku on 2015-08-08, 17:23:53 (173.16.209.43)
The finest available, in my opinion: Durand Telos. .......
301: Vinyl Asylum, RE: USB Microscopes (0.00)
Posted by banpuku on 2015-07-26, 16:27:25 (173.16.209.43)
Please keep in mind that if the SRA = X degrees with a static platter, then you must subtract 0.5 to 1.0 degrees for SRA when the platter is fully up to speed at 33.33 RPMs. I have take scope photos o .......
302: Tube DIY Asylum, RE: Pentode vs. Ultra Linear (0.00)
Posted by banpuku on 2015-04-19, 08:59:47 (50.82.37.198)
Interesting. I have a Lafayette KT-550 and it drives my Quad ESL-63 (difficult load) very nicely. I had always thought the KT-550 was UL, but apparently it is pentode. Please educate me: how can I tel .......
303: Vinyl Asylum, RE: Eccentricity - how much is too much? (0.00)
Posted by banpuku on 2015-04-19, 08:56:02 (50.82.37.198)
I too put a little piece of tape or sticker to show where the LP should touch the spindle. I do this by eye (estimation) and it greatly improves / minimizes the eccentricity. Easily detectible on a su .......
304: Vinyl Asylum, RE: Eccentricity - how much is too much? (0.00)
Posted by banpuku on 2015-04-18, 18:31:48 (50.82.37.198)
I use a small circular file to modify the center hole to get centricity better. It helps quite a bit. .......
305: Vinyl Asylum, RE: Speed control vs. direct drive (0.00)
Posted by banpuku on 2015-04-09, 16:00:04 (50.82.37.198)
I have yet to hear a belt turntable that can compare to an idler, rim-drive or hi-end direct drive (such as the Rockport). The best that I have heard for speed stability and PRat is my rim-drive solut .......
306: Vinyl Asylum, 2 important factors (often neglected) on SRA (0.00)
Posted by banpuku on 2015-04-09, 15:55:12 (50.82.37.198)
Lew touch on 1 of the often neglected factors that impact SRA (and therefore VTA), namely VTF. The second often overlook factor on SRA / VTA is whether or not the stylus is in a static or dynamic reco .......
307: Vinyl Asylum, Regarding Azimuth setup (0.00)
Posted by banpuku on 2015-04-08, 09:17:31 (50.82.37.198)
Regarding Azimuth setup, I use either a USB microscope (250x) or my 20x loupe. Most of the time I just use the loupe. A couple of helpful hints to setup Azimuth: 1. use a mirror and set the stylus on .......
308: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-06, 16:18:09 (50.82.37.198)
That is quite odd. I would have guessed otherwise. Did you notice more or less "punch" / "impact" to the bass? .......
309: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-06, 08:57:57 (50.82.37.198)
Hi George, Good input. I too have enjoyed my Quads for the past 3 years and wondered about whether I am chasing a ghost or not. Recently, I fastened the stock bases to some heavy wooden platforms and .......
310: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-05, 16:47:46 (50.82.37.198)
I think this is another reason why the re-do of the base has appeal. It will allow the user to have threaded holes to accommodate heavy rods (say 1/2"- 24) with brass cones on the end. The user can ad .......
311: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-05, 15:01:23 (50.82.37.198)
I have yet to get the speakers more than 4 inches off the floor. Do you feel that getting the center of the panel at ear height is beneficial? If so, what does it change sonically? I might consider tr .......
312: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-05, 11:13:59 (50.82.37.198)
Good to know. As a follow up question: Would it be better if the panels were firmly anchored and had no sway, regardless of the original design? In my simple mind, it makes sense that the diaphragms ( .......
313: Planar Speaker Asylum, RE: Quad ESL63 room placement (0.00)
Posted by banpuku on 2015-04-05, 08:52:04 (50.82.37.198)
I have a pair of 63s. My room is 14w x 17d x 9h. The best location in my room is where the center of the speakers are 58" from the front wall and the side of speakers are 28" from side wall. My listen .......
314: Planar Speaker Asylum, RE: Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-05, 08:43:20 (50.82.37.198)
Hi Louis, Good feedback. I too wonder about whether or not a metal base would be the best way to go. I have made my own turntable (which is wonderful sounding, if I don't say so myself) which has a pe .......
315: Planar Speaker Asylum, Quad ESL-63 owners: Please read and consider! (0.00)
Posted by banpuku on 2015-04-04, 07:41:38 (50.82.37.198)
Three years ago, I purchased refurbished Quad ESL-63 speakers from Electrostatic Solutions. I love the speakers and can't imagine anything else at this point. BUT, the speakers are not perfect, especi .......
316: Tube DIY Asylum, RE: Eico HF-14 build from scratch (0.00)
Posted by banpuku on 2015-03-25, 12:23:15 (50.82.37.198)
Newbie question: If I use the Mullard GZ34 in lieu of the EZ81, would I need to modify any other parts or circuitry? .......
317: Tube DIY Asylum, RE: Is that really enough power? (0.00)
Posted by banpuku on 2015-03-25, 12:19:42 (50.82.37.198)
I am currently using a 27 wpc amplifier with good success. I listen in a relatively small room, with listener position about 8 feet away. My average listening level is about 82-85db at 1M. I also list .......
318: Tube DIY Asylum, RE: Eico HF-14 build from scratch (0.00)
Posted by banpuku on 2015-03-25, 07:30:53 (50.82.37.198)
I am in touch with the manufacturer of the original Eico HF-14 transformers. They can build me original spec'd PT and OPT. I also have the option of going with a new PT and OPT brand like Hashimoto, L .......
319: Tube DIY Asylum, Eico HF-14 build from scratch (0.00)
Posted by banpuku on 2015-03-25, 06:11:13 (50.82.37.198)
Per my prior post about rebuilding a set of monoblocks, I am leaning towards a copy-cat build from scratch of the Eico HF-14. Why the Eico HF-14? A couple of reasons: 1. they are simple. this is my .......
320: Tube DIY Asylum, which vintage mono-blocks should I get and rebuild to use with my Quad 63 ESLs (0.00)
Posted by banpuku on 2015-03-24, 06:27:48 (50.82.37.198)
I have been using a Lafayette KT-550 with my Quad ESL 63 speakers. The KT-550 puts out about 27 watts and drives the Quads very nicely. I have completely rebuilt this amp and have enjoyed the journey .......
321: Vinyl Asylum, RE: Shostakovich's 12th in Analog: either the Melodiya crew or EMI's Pretre w/ the Philharmonia.... (0.00)
Posted by banpuku on 2015-03-22, 13:51:29 (50.82.37.198)
JD - Just a thought, but when my LPs high dry highs and compressed sound, I immediately think of reversing the polarity. The LP might have been recorded in reversed polarity. Give it a try and it migh .......
322: Tube DIY Asylum, Deuce / Lafayette KT550 new chassis grounding scheme (0.00)
Posted by banpuku on 2015-03-19, 17:00:04 (50.82.37.198)
I am thinking of replacing my Lafayette KT550 (similar to the HK Deuce) chassis. The current chassis needs a lot of work aesthetically and I could use more space for larger caps. I was wondering about .......
323: Vinyl Asylum, RE: perhaps ... (0.00)
Posted by banpuku on 2015-03-16, 07:08:57 (50.82.37.198)
mucho betterer. Pat .......
324: Vinyl Asylum, Led Zeppelin listeners: Read this (0.00)
Posted by banpuku on 2015-03-16, 06:01:13 (50.82.37.198)
Most Zeppelin fans (like myself) have the Song Remains The Same LP. I have the first re-issue LP, 33 RPM. I have always enjoyed the music, but found the concert sound lacking in many ways. Last night .......
325: Vinyl Asylum, RE: Since you seem to be into sound quality as well as the music, why not the Jung Trio at 45rpm? (0.00)
Posted by banpuku on 2015-03-15, 15:03:31 (50.82.37.198)
To be honest with you, I give the performance a 4/5 and sound 4/5. The soundstaging is just not quite right. And the piano was micked close, so you get that huge jumbo piano effect across the whole so .......
326: Vinyl Asylum, RE: Since you seem to be into sound quality as well as the music, why not the Jung Trio at 45rpm? (0.00)
Posted by banpuku on 2015-03-15, 11:12:50 (50.82.37.198)
Yes, I do already have this one. Nice sound quality and playing, but I hate 45s. I like listening to longer stretches of music without having to get up and change the record. .......
327: Cable Asylum, RE: Fluid filled damping of cables (0.00)
Posted by banpuku on 2015-03-13, 07:53:54 (50.82.37.198)
How did your magnet wire / sand filled tubes project sound? Also, on a crazy thought: why not fill the entire crossover cavity with sand? Or the pre-amp or amplifier? The sand is non-conductive and da .......
328: Cable Asylum, RE: Fluid filled damping of cables (0.00)
Posted by banpuku on 2015-03-13, 04:43:09 (50.82.37.198)
My initial thoughts were as follows: 1. start with a hose of some material (TBD), possibly teflon, as the exterior 2. machine a plug that will accomodate the + and - wires. the plug would fit tightly .......
329: Cable Asylum, Fluid filled damping of cables (0.00)
Posted by banpuku on 2015-03-12, 15:36:22 (50.82.37.198)
I am considering a DIY set of ICs and Speaker cables that would use fluid to dampen resonances. I have come across a non-conductive, super high viscosity silicone fluid that is made specifically for d .......
330: Vinyl Asylum, RE: Dvorak Trio: I don't like my Beaux Arts Philips pressing. Any suggestions? (0.00)
Posted by banpuku on 2015-03-10, 15:04:12 (50.82.37.198)
I have a box set that has their complete set of trios. The playing is fine, the sound is rather thin. Yes it does have plenty of air and transparency galore, but I miss the lower end that gives a perf .......
331: Vinyl Asylum, Dvorak Trio: I don't like my Beaux Arts Philips pressing. Any suggestions? (0.00)
Posted by banpuku on 2015-03-07, 14:40:17 (50.82.37.198)
I have a mint copy of the Beaux Arts Trio playing Dvorak. The Philips (Holland) has too much of a high end frequency tilt. Forwardness. Not enough lower mid range to make the sound realistic. So, plea .......
332: Tubes Asylum, RE: THis is from Martin Logan (0.00)
Posted by banpuku on 2015-03-05, 15:34:13 (50.82.37.198)
I won't be vacuuming them. .......
333: Tubes Asylum, RE: Should I use Schottky or Freds in lieu of my Vishay rectifiers? (0.00)
Posted by banpuku on 2015-03-04, 14:56:39 (50.82.37.198)
I will try vacuuming the panels. It's been 2+ years since I have owned them and I have not vacuumed them at all. My room is dusty as well. .......
334: Tubes Asylum, RE: Should I use Schottky or Freds in lieu of my Vishay rectifiers? (0.00)
Posted by banpuku on 2015-03-03, 07:10:27 (50.82.37.198)
I am using Quad ESL-63 speakers. I really love them and am trying hard to keep them in the system. I don't use any special cables, just some DIY stuff. I have not found any cables that have made me sa .......
335: Tubes Asylum, RE: Should I use Schottky or Freds in lieu of my Vishay rectifiers? (0.00)
Posted by banpuku on 2015-03-03, 06:06:35 (50.82.37.198)
I don't hear any "noise" per se, as my backgrounds are very black. However, I still get some forwardness in the upper frequencies. I am trying to combat that upper end glare. FYI: I am using Russian k .......
336: Vinyl Asylum, Should I use Schottky or Freds in lieu of my Vishay rectifiers? (0.00)
Posted by banpuku on 2015-03-01, 08:55:24 (50.82.37.198)
My Lafayette KT-550 is using 625-GI856-E3 (mouser part number) 3A, 600V Vishay rectifiers. In the circuit above, these are identified as M1, M2, M3, M4 and M5. Should I consider replacing these rec .......
337: Tubes Asylum, Should I use Schottky or Freds in lieu of my Vishay rectifiers? (0.00)
Posted by banpuku on 2015-03-01, 08:55:24 (50.82.37.198)
My Lafayette KT-550 is using 625-GI856-E3 (mouser part number) 3A, 600V Vishay rectifiers. In the circuit above, these are identified as M1, M2, M3, M4 and M5. Should I consider replacing these rec .......
338: Vinyl Asylum, RE: that is an odd size... (0.00)
Posted by banpuku on 2015-02-27, 18:34:34 (50.82.37.198)
http://www.delignit.de/canada/delignit/delignit.html .......
339: Vinyl Asylum, Delignit (aka Panzerholtz): looking for others to join me in a purchase (0.00)
Posted by banpuku on 2015-02-27, 09:26:28 (50.82.37.198)
In order to purchase Delignit, minimum order of 59" x 18.5" x 1.5" sheet must be made. I am seeking individuals who want to join me in a purchase. If you have a desire to get any of this super high de .......
340: Vinyl Asylum, RE: Review of new Vertere tonearm (not mine!) (0.00)
Posted by banpuku on 2015-02-25, 17:48:11 (50.82.37.198)
Over the past 15 years, I haves owned 3 tonearms: Rockport 7000 Schroeder Reference Durand Telos While each of these tonearms are considered world class, and certainly able to compete with other tonea .......
341: Music Lane, RE: What Classical Music Genre do you find yourself listening to most? (0.00)
Posted by banpuku on 2015-02-21, 17:53:10 (50.82.37.198)
String quartets. Favorites are, I order of preference: Bartok Shostakovich Beethoven Dvorak Schoenberg .......
342: Vinyl Asylum, RE: Not only cleaner but sound better as well (0.00)
Posted by banpuku on 2015-02-21, 06:08:24 (50.82.37.198)
Jerome, Very interesting. Are you using a DIY ultrasonic cleaner? Also, would you please share details (make/model) on the spinning machine. Thanks, Pat .......
343: Vinyl Asylum, RE: In Winter (0.00)
Posted by banpuku on 2015-02-20, 15:25:01 (50.82.37.198)
Good points, Awe-d-o-file. Yes, here in MN we get plenty of static electricity during the winter months. I use a special brush used in the printing/roller industry that is specifically made to elimina .......
344: Vinyl Asylum, RE: ultrasonic cleaners: will they eliminate most noise from old mono LPs? (0.00)
Posted by banpuku on 2015-02-20, 11:26:06 (50.82.37.198)
Would you be willing to accept a couple of LPs from me and clean them with your ultrasonic cleaner? I would be happy to reimburse you for your time/effort and of course, shipping. I just want to make .......
345: Vinyl Asylum, RE: Are you using a mono cartridge? (0.00)
Posted by banpuku on 2015-02-20, 11:24:37 (50.82.37.198)
I am using an EMT TMD-25 mono cartridge. I still get enough surface noise to make me think that an ultrasonic cleaner might help. .......
346: Vinyl Asylum, RE: ultrasonic cleaners: will they eliminate most noise from old mono LPs? (0.00)
Posted by banpuku on 2015-02-20, 07:51:33 (50.82.37.198)
John, Thanks. I have an offline question. Would you please email me at banpuku@mac.com. Thanks, Pat .......
347: Vinyl Asylum, ultrasonic cleaners: will they eliminate most noise from old mono LPs? (0.00)
Posted by banpuku on 2015-02-20, 06:22:59 (50.82.37.198)
I am contemplating an ultrasonic cleaner. While most of my reissues are in great shape, many of the monos that I would like to enjoy have very noisy surfaces. For those of you who have an ultrasonic c .......
348: Tube DIY Asylum, RE: Interesting setup (0.00)
Posted by banpuku on 2015-02-07, 06:10:46 (50.82.37.198)
So after all is said and done, can the 2 caps and 1 resistor be replaced with a 1.5uF film cap? .......
349: Tube DIY Asylum, RE: The purpose of the resistor... (0.00)
Posted by banpuku on 2015-02-06, 19:32:49 (50.82.37.198)
You guys are great. I appreciate the education on this. Thanks, Pat .......
350: Tube DIY Asylum, RE: What does a resistor to ground do that is between 2 caps? (0.00)
Posted by banpuku on 2015-02-06, 06:39:19 (50.82.37.198)
This is a vintage Lafayette KT-550. .......
351: Tube DIY Asylum, What does a resistor to ground do that is between 2 caps? (0.00)
Posted by banpuku on 2015-02-06, 06:02:46 (50.82.37.198)
Please see the diagram and the red arrow which points to R11. I am curious what is the function of this 220k resistor between 2 caps. Also, ideally should this resistor be a high quality resistor o .......
352: Tube DIY Asylum, Feedback network parts quality (0.00)
Posted by banpuku on 2015-02-01, 14:31:39 (50.82.37.198)
Are the components in a feedback network as important as those in the primary network? I have four coupling caps in each of the primary and feedback networks. Just need to know about cap quality in th .......
353: Tube DIY Asylum, RE: Resistor brand for CR interstage coupling (0.00)
Posted by banpuku on 2015-01-31, 13:59:12 (50.82.37.198)
Eli, I just installed the Mills resistors in lieu of the Vishay z-foils. And you were exactly correct, the Mills are just wonderful. They took the edge off of the high end and the piano notes are m .......
354: Tube DIY Asylum, Hum problem solved thanks to Dr. Mikey Samra (0.00)
Posted by banpuku on 2015-01-30, 06:09:26 (50.82.37.198)
I recently changed a few resistors in my Lafayette KT-550. The amp is nearly 50 years old and I have been slowly upgrading the parts over the past year. After changing the resistors, I noticed the lef .......
355: Tube DIY Asylum, RE: Resistor brand for CR interstage coupling (0.00)
Posted by banpuku on 2015-01-28, 18:27:59 (50.82.37.198)
I ordered some Mills and Takman resistors and will report back soon. .......
356: Tube DIY Asylum, Signal path wire - is 28g too thin? (0.00)
Posted by banpuku on 2015-01-27, 12:02:17 (50.82.37.198)
I have some OCC copper 28g wire. I was thinking of using it for my signal path wire in my power amp (Lafayette KT-550). Is the 28g too thin? I once read where Allen Wright (Vacuum State fame) said to .......
357: Tube DIY Asylum, Resistor brand for CR interstage coupling (0.00)
Posted by banpuku on 2015-01-26, 17:29:14 (50.82.37.198)
I have tried 2 different resistors (vishay z-foil and Kiwame) in the interstage coupling CR network of my Lafayette KT-550. The capacitor is a Russian pio type. I like the caps very much. However, I w .......
358: Vinyl Asylum, Classical Mavens: What's your favorite Dvorak String Quartet vinyl box set? (0.00)
Posted by banpuku on 2015-01-20, 16:23:45 (50.82.37.198)
Please let us know your favorite Dvorak SQ vinyl box set. Let us know how it sounds and performance. I have been listening to the Pavel Haas SQ playing No. 12 and No. 13, but its on digital. I would l .......
359: Tube DIY Asylum, RE: Or... (0.00)
Posted by banpuku on 2015-01-17, 06:01:23 (50.82.37.198)
Tre', yes I was measure continuity between the speaker terminals on my tube amp. I was just curious what there was continuity between the (+) and (-). I always thought the (+) and (-) were kept separa .......
360: Tube DIY Asylum, Continuity between speaker terminals (0.00)
Posted by banpuku on 2015-01-16, 14:48:27 (50.82.37.198)
Naive question: My multimeter's continuity check indicates that there is continuity between the (+) and (-) speaker terminals. Why is this? Thanks .......
361: Tube DIY Asylum, RE: Polystyrenes as coupling caps (0.00)
Posted by banpuku on 2015-01-15, 18:42:22 (50.82.37.198)
I use them as coupling caps in my power amp with great success. Musical, warm, rich, extended. I wish they were more explosive, dynamically. Otherwise great. .......
362: Tube DIY Asylum, RE: Obbligato vs. Russian Caps (0.00)
Posted by banpuku on 2015-01-15, 14:34:40 (50.82.37.198)
I really enjoy my Russian PIOs. Some of the finest, musical sounding, natural caps. .......
363: Tube DIY Asylum, RE: Help: wiring for polarity switch causes hum in amplifier (0.00)
Posted by banpuku on 2015-01-15, 13:41:25 (50.82.37.198)
I already have the switches in the amplifier. So, what about this idea: have the switches connected to the signal output wires that directly feed the speaker terminals. Sound right? .......
364: Tube DIY Asylum, RE: Help: wiring for polarity switch causes hum in amplifier (0.00)
Posted by banpuku on 2015-01-15, 10:35:54 (50.82.37.198)
Got it. Thanks to Tim and Rick. .......
365: Tube DIY Asylum, Help: wiring for polarity switch causes hum in amplifier (0.00)
Posted by banpuku on 2015-01-15, 09:46:40 (50.82.37.198)
I have installed DPDT toggle switches (1 per channel) on my amplifier (Lafayette KT-550) to allow the user to switch polarity. The diagram for the wiring is above. There is no hum when the polarity .......
366: Vinyl Asylum, RE: I've got a bunch... (0.00)
Posted by banpuku on 2015-01-12, 08:02:37 (50.82.37.198)
Please let us know how the Kleibers sound. Thanks! .......
367: Vinyl Asylum, New release deutsche grammophon (0.00)
Posted by banpuku on 2015-01-11, 19:14:51 (50.82.37.198)
DG has some new classical vinyl out over the past year and much more upcoming. I have a few questions bout these LPs. http://www.deutschegrammophon.com/us/cat/result?ALBUM_TYPE=LP 1. Are these analog .......
368: Vinyl Asylum, Recommendations Please: Great sounding classical piano LPs (0.00)
Posted by banpuku on 2014-12-27, 12:17:02 (50.82.37.198)
I have very few classical piano LPs that sound great. Most of the recorded pianos have confused imaging or appear smallish. The only reference that I have of a great sounding classical piano LP is: .......
369: Vinyl Asylum, RE: A very vinyl Christmas (0.00)
Posted by banpuku on 2014-12-25, 12:44:00 (50.82.37.198)
Please let us know how the sound quality is on the Miles Davis records. Also, how is the surface noise. I am thinking about buying the set and would appreciate your input. Thanks, Pat .......
370: Vinyl Asylum, Westminster XWN first issue or not? (0.00)
Posted by banpuku on 2014-12-22, 10:02:28 (50.82.37.198)
How can I tell if a Westminster pressing is the first issue or not? For example, a Westminster label has XWN 2218 and also has underneath the number XWN 18347. See photo below. I am unclear what t .......
371: Vinyl Asylum, RE: Wonderful Concerto for Orchestra, BTW! nt (0.00)
Posted by banpuku on 2014-12-19, 05:59:51 (50.82.37.198)
Once I got the polarity figured out, this quickly became my favorite rendition of the Concerto for Orchestra. It is better than the Reiner CSO in my opinion. .......
372: Vinyl Asylum, RE: Contrary to the views of everyone else,... (0.00)
Posted by banpuku on 2014-12-19, 05:58:48 (50.82.37.198)
Lew, I use Quad 63 ESL speakers and I can certainly hear the differences in polarity. Pat .......
373: Vinyl Asylum, RE: I read it, and.......... (0.00)
Posted by banpuku on 2014-12-18, 14:42:29 (50.82.37.198)
Please understand that Stan Ricker is talking about a positive air wave is one that is coming at the listener, thus producing a "push" effect on the ear drum. This would be considered a (+) polarity. .......
374: Vinyl Asylum, RE: Jeez. (0.00)
Posted by banpuku on 2014-12-18, 14:20:16 (50.82.37.198)
Rick, What is absolute polarity? Good question: please read Stan Ricker's webpage on this regard. Stan and I spent some time on the phone discussing this. He educated me regarding polarity. Here is th .......
375: Vinyl Asylum, RE: Without a switch, did you make this change at the speaker end?? (0.00)
Posted by banpuku on 2014-12-18, 11:47:37 (50.82.37.198)
Yes, I made the change at the speaker end with my banana plugs. I hope to be installing a switch at some point. .......
376: Vinyl Asylum, RE: Well, it took you long enough! (0.00)
Posted by banpuku on 2014-12-18, 09:40:18 (50.82.37.198)
Excellent point regarding Peason. I wonder how many other reviews fall into this unrealized adverse impact. Glad to learn that I am not the only other crazy one who cares about polarity of each record .......
377: Vinyl Asylum, DGG and polarity (0.00)
Posted by banpuku on 2014-12-18, 07:26:24 (50.82.37.198)
I am a believer in perceived sonic impact of + vs. - polarity / phase of recordings. Over the years I have heard positive impact of changing polarity of my system to match the polarity of an LP. Se .......
378: Vintage Asylum, Lafayette KT-550 and Quad 63 ESL (0.00)
Posted by banpuku on 2014-12-10, 05:57:37 (50.82.37.198)
My Lafayette KT-550 (very similar schematic to the Citation II) works great withe my Quad 63 ESL speakers. A close friend (who has very extensive audio experience and plenty of gear) came by to listen .......
379: Tubes Asylum, Opinions please: replacement tube for Tung-Sol KT66 and 7027A (0.00)
Posted by banpuku on 2014-12-09, 15:16:58 (50.82.37.198)
I have a rebuilt Lafayette KT550. It has a very similar circuit to the Citation II. The amp is spec'd for a 7027A output tube. They will work with only 1 kind of KT66, that is the Tung-Sol KT66 becaus .......
380: Vintage Asylum, Solved! (0.00)
Posted by banpuku on 2014-12-04, 14:54:52 (50.82.37.198)
Thanks to Mikey Samra generous phone support, we worked thru the problem. Briefly, the output tubes were running on too low of voltage. Once the voltage was raised, the fullness of the amp came back. .......
381: Tube DIY Asylum, Solved! (0.00)
Posted by banpuku on 2014-12-04, 14:54:28 (50.82.37.198)
Thanks to Mikey Samra generous phone support, we worked thru the problem. Briefly, the output tubes were running on too low of voltage. Once the voltage was raised, the fullness of the amp came back. .......
382: Vintage Asylum, Lafayette KT-550 is running cold. Need help. (0.00)
Posted by banpuku on 2014-12-03, 16:06:59 (50.82.37.198)
I am posting this here in Vintage Asylum in hopes of getting a response. I know this is also posted on DIY/Tubes, but it might get a better response here. I had not used my Lafayette KT-550 for about .......
383: Vintage Asylum, RE: Electrocube film caps (0.00)
Posted by banpuku on 2014-12-03, 16:05:38 (50.82.37.198)
I use them in my Lafayette KT-88 and they are very nice. I tried Solen's in lieu of them and went back to the Electrocubes. Much smoother sound, more natural. Just plain better in my opinion. ::: TOPI .......
384: Tube DIY Asylum, Help: Lafayette KT-550 running cold (0.00)
Posted by banpuku on 2014-12-03, 14:47:57 (50.82.37.198)
I had not used my Lafayette KT-550 for about 6 months until recently. After letting it warm up for a couple of hours, the music does not sound as full and warm as I recall. So, while doing a manual in .......
385: Vinyl Asylum, RE: How Do You Know You Have Antiskateing Set Correctly (0.00)
Posted by banpuku on 2014-06-12, 17:46:29 (174.47.178.3)
I have spent more hours than one should in a lifetime adjusting and learning about anti-skate. The methodology posted by the late Alan Wright (via work done by Rowan McCombe and dice45) is very good. .......
386: Vinyl Asylum, RE: True for many/most of 'em, but not all. (0.00)
Posted by banpuku on 2014-06-07, 09:57:04 (173.22.236.54)
I concur on the Tokyo Bartok String Quartet box set. Very good sound. Today I might try to switch polarity and see if the sound improves. .......
387: Vinyl Asylum, RE: DG Classic LPs - always out of phase.... (0.00)
Posted by banpuku on 2014-06-06, 18:22:17 (173.22.236.54)
I switched the polarity and it did help quite a bit. More relaxed, natural sound. Focused instruments. Smoother high end. And the bottom end filled in better. Thanks for the recommendation. Pat ::: TO .......
388: Vinyl Asylum, RE: question... (0.00)
Posted by banpuku on 2014-06-06, 18:20:53 (173.22.236.54)
These are pressings from the late 60s into the late 70s. Not certain of the record dates. That said, I did try switching the polarity and it did help quite a bit. I am polarity sensitive, so this has .......
389: Vinyl Asylum, RE: DG Classic LPs - always out of phase.... (0.00)
Posted by banpuku on 2014-06-06, 16:01:11 (173.22.236.54)
Great advice. I will give it a shot. Thanks! .......
390: Vinyl Asylum, DG Classic LPs - always thin sounding (0.00)
Posted by banpuku on 2014-06-06, 15:13:08 (173.22.236.54)
Is it just me or do DG classical LPs (from the late 1960s thru 1970s) sound thin? I have several and they always have no bottom end and a thin lower midrange. I was just listening to a box set of Schu .......
391: Vinyl Asylum, RE: Alignment done .. .next step SRA (0.00)
Posted by banpuku on 2014-05-30, 11:59:04 (173.22.236.54)
I have been using a USB microscope for a few years to align SRA. A cheap method to help the microscope focus and keep stationary is as follows: a. use a box or food can to support the microscope b. us .......
392: Music Lane, RE: What constitutes great sonics to you? (0.00)
Posted by banpuku on 2014-04-29, 17:45:17 (173.23.101.114)
Tim, For solo instruments including piano, I prefer a more narrow soundstage, thus close mic. For quartets, I like wider stereo pairs. Thanks, Pat .......
393: Music Lane, Seeking ideas: 20th Century classical music with great sonics (0.00)
Posted by banpuku on 2014-04-29, 13:50:11 (173.23.101.114)
I have been tuning into Bartok, Shostakovich, Messiaen, Schnittke and other 20th century composers, primarily their quartet, trio and piano works. If you would, please recommend other 20th century com .......
394: Vinyl Asylum, RE: EMT TSD-15 cartridges-anyone experience ozone problems (0.00)
Posted by banpuku on 2014-04-28, 16:46:36 (173.23.101.114)
I have both the EMT TSD-15 and TMD-25 cartridges. I have plenty of lightening in Minnesota, plenty of static during the winter in Minnesota and my carpet is thick. Yet, I don't have any issues with ei .......
395: Tubes Asylum, RE: I found this test comparison comparing the two major brand KT66s and guess which other tube? (0.00)
Posted by banpuku on 2014-04-20, 15:51:57 (173.23.101.114)
Mikey, Do you have a matched quad set, NOS, for sale? Pat .......
396: Tubes Asylum, RE: I found this test comparison comparing the two major brand KT66s and guess which other tube? (0.00)
Posted by banpuku on 2014-04-20, 15:42:37 (173.23.101.114)
Mikey, Do you know what the Heater Current spec is on the Russian NOS 6n3cE ? My Lafayette KT-550 takes only 0.9A. As we discussed in the past, most KT-66 tubes run at 1.3-1.5A. I am curious if the Ru .......
397: Vinyl Asylum, RE: Analogue Production's RCA Shaded Dog reissues (0.00)
Posted by banpuku on 2014-04-15, 17:12:38 (173.23.101.114)
Jack, I have a VPI. Do you use a cleaning machine and what is your cleaning fluid (DIY or commercial)? Pat .......
398: Vinyl Asylum, RE: Analogue Production's RCA Shaded Dog reissues (0.00)
Posted by banpuku on 2014-04-15, 09:33:56 (173.23.101.114)
I have all 6 of the AP RCA re-issues. I have played 3 of them so far. They have been flat and concentric, which is a major plus. The surface noise is good to very good, but not excellent such as those .......
399: Tubes Asylum, RE: Interesting subject matter that should be taken to heart that is often misunderstood. (0.00)
Posted by banpuku on 2014-04-11, 06:14:41 (173.23.101.114)
Mikey, On the Valve Wizard article, it says: "When the reservoir capacitor charges up with each input cycle, it draws a large current pulse from the rectifier and power transformer. This is known as t .......
400: Tube DIY Asylum, Help needed to determine capacitor purpose (0.00)
Posted by banpuku on 2014-04-09, 06:12:41 (173.23.101.114)
On the schematic below, capacitors C7 and C8 (highlighted in yellow) are 4uF and 2uF, respectively. What function / purpose do these caps serve? It appears to me as a high pass filter. I am trying .......
401: SET Asylum, RE: SET amp with Quad 2905 (0.00)
Posted by banpuku on 2014-04-05, 10:34:11 (173.23.101.114)
I forgot to add, the Lafayette KT-550 is not SET, as it is Push Pull pentode. .......
402: SET Asylum, RE: SET amp with Quad 2905 (0.00)
Posted by banpuku on 2014-04-05, 10:33:23 (173.23.101.114)
Howard, I have Quad ESL-63s (predecessor to the 2905) and have used a 20watt class A solid state amp with them. The sound was good, but not great. I recently purchased a lafayette KT-550 vintage amp. .......
403: Tubes Asylum, RE: Carefully selected NOS tubes I would agree have an edge. (0.00)
Posted by banpuku on 2014-03-28, 06:46:34 (173.23.101.114)
Mike, Is the rationale to do this as follows: the main power transformer will now have ample amperage to drive any KT-66 including those with the 1.4A heater current needs? Pat .......
404: Tubes Asylum, RE: Carefully selected NOS tubes I would agree have an edge. (0.00)
Posted by banpuku on 2014-03-27, 16:29:53 (173.23.101.114)
Mikey, Which of the output tubes do you like best that has a 0.9A heater current? This is what the Lafayette KT-550 uses with it's 7027A tubes. I have been using the current production Tung Sol KT-66, .......
405: Tube DIY Asylum, RE: So far as I know... (0.00)
Posted by banpuku on 2014-03-24, 07:02:54 (173.23.101.114)
Lew, is there a direct replacement for the ECC99 whereby I would not have to modify the circuit? I use ECC99 in my pre-amp and the manual said there is not direct substitute. I would certainly like to .......
406: SET Asylum, Opinions please: seeking a first class DIY SET amp design (0.00)
Posted by banpuku on 2014-03-22, 13:27:40 (173.23.101.114)
I recently ran a test using my Lafayette KT-550 pentode push-pull amp driving my Quad ESL-63 loudspeakers. In pentode mode, the KT-550 is putting out about 25 watts / channel using 7027 tubes. In the .......
407: Tube DIY Asylum, ClarityCap TC (0.00)
Posted by banpuku on 2014-03-13, 11:54:03 (173.23.101.114)
Hi Jay, I have been using the ClarityCap TC in my PSU of my Lafayette KT-550. I use the 110uF. They are wonderful and after some comparison with other caps, I prefer the natural sound and richness of .......
408: Planar Speaker Asylum, RE: Triode vs. Pentode tube amp for Quad ESL 63 (0.00)
Posted by banpuku on 2014-03-12, 06:34:35 (173.23.101.114)
Sorry about the link break. Here is the correct link. http://www.audioasylum.com/cgi/vt.mpl?f=tubediy&m=226452 FYI: I think there is a lafayette KT-550 for sale on ebay now. http://www.ebay.com/itm/ST .......
409: Tube DIY Asylum, RE: My Experience: Push Pull Triode vs. Pentode amp for Quad ESL 63 (0.00)
Posted by banpuku on 2014-03-10, 11:18:13 (173.23.101.114)
I believe the triode mode was used with feedback. I will likely try it without, assuming Mikey can guide me through it. .......
410: Planar Speaker Asylum, Triode vs. Pentode tube amp for Quad ESL 63 (0.00)
Posted by banpuku on 2014-03-10, 10:01:56 (141.0.9.78)
Please see my DIY amp post regarding Triode vs. Pentode tube amp driving Quad ESL 63s. Might be helpful for 63 owners. http://www.audioasylum.com/cgi/bbs.mpl .......
411: Tube DIY Asylum, My Experience: Push Pull Triode vs. Pentode amp for Quad ESL 63 (0.00)
Posted by banpuku on 2014-03-10, 09:58:59 (141.0.9.78)
Will a low wattage tube amp could properly drive the Quad ESL 63s? Well, with the invaluable help and tutelage of Mike Samra, I was able to put my recently refurbished Lafayette KT-550 to the test. Fo .......
412: Tube DIY Asylum, RE: Calling Jim McShane: triode mode for citation II (0.00)
Posted by banpuku on 2014-03-06, 05:29:58 (173.23.101.114)
The Lafayette uses 7027 or KT-66 tubes. I am using tung-sol kt-66 tubes now which has a lower heater (0.9A) current which is in compliance with the 7027. Other KT-66 tubes have higher heater current a .......
413: Tube DIY Asylum, RE: Calling Jim McShane: triode mode for citation II (0.00)
Posted by banpuku on 2014-03-05, 17:18:34 (173.23.101.114)
Thanks Jim. Quick clarification: there are 3 wires going into pin 4 of the output tubes. When removing those, should they still be connected together (albiet not tied to pin 4 anymore) or kept apart? .......
414: Tube DIY Asylum, Calling Jim McShane: triode mode for citation II (0.00)
Posted by banpuku on 2014-03-05, 13:02:02 (173.23.101.114)
Hi Jim, On your site you have 3 easy steps for converting a Citation II to Triode mode. Given that the Lafayette KT-550 is very similar to the Citation II, can I perform these same mods to get the KT- .......
415: Vinyl Asylum, RE: Advice on brightness (0.00)
Posted by banpuku on 2014-03-04, 06:18:04 (173.23.101.114)
It is likely the LP pressing or recording. Most of my rock collection sounds bright as well. My classical and jazz sound just fine. Don't be afraid to bring down the VTA (actually SRA is more importan .......
416: Tube DIY Asylum, RE: Instrument weight / slam: how to get it? (0.00)
Posted by banpuku on 2014-03-02, 16:35:39 (173.23.101.114)
Andy, I appreciate your response. I am considering a 2nd project to build a DIY SE amp with a minimalist approach like you recommended. Do you have a favorite SE design(s) that you could recommend. I .......
417: Tube DIY Asylum, RE: No single answer (0.00)
Posted by banpuku on 2014-03-02, 16:31:22 (173.23.101.114)
Jeff, Thanks for the detailed answer. This certainly gets my mind rolling. Would you please offer what you believe is a good schematic layout. This will help me understand some of your comments about .......
418: Tube DIY Asylum, Instrument weight / slam: how to get it? (0.00)
Posted by banpuku on 2014-03-02, 05:05:26 (173.23.101.114)
My Lafayette KT-550 really sounds good. If there was one area I could improve for this amp is the weight / authority / slam of the music. A real life piano has a certain heftiness and authority to eac .......
419: Tube DIY Asylum, RE: I didn't say it was a "POS" :) (0.00)
Posted by banpuku on 2014-02-25, 15:34:58 (173.23.101.114)
Russ and Jim, Thanks for the input. I will stay with the spec'd 2.2M resistor. I really love the KT-550. It is easily the best amp I have owned and easily bests all the current SOTA amps I have heard .......
420: Tube DIY Asylum, RE: I think something's wrong... (0.00)
Posted by banpuku on 2014-02-24, 18:07:56 (173.23.101.114)
Lee, Please see my response at the link below. Thanks, Pat http://www.audioasylum.com/cgi/vt.mpl?f=tubediy&m=226014 .......
421: Tube DIY Asylum, RE: Plate Load Resistor: 2M instead of 2.2M OK? (0.00)
Posted by banpuku on 2014-02-24, 18:07:11 (173.23.101.114)
This is a Lafayette KT-550. Here is the schematic for the resistor in question. I am using KT-66 in lieu of a 7027A output tube. I could have my nomenclature for the "plate load resistor" incorrect .......
422: Tube DIY Asylum, Plate Load Resistor: 2M instead of 2.2M OK? (0.00)
Posted by banpuku on 2014-02-24, 12:46:42 (173.23.101.114)
I have some 2M ohm resistors that I would like to use for a plate load resistor on a KT-66. The spec calls for 2.2M ohm. Do you think it is OK to use the 2M instead of 2.2M? Thanks for any help. ::: T .......
423: Tube DIY Asylum, RE: Help wanted to identify resistor type on schematic (0.00)
Posted by banpuku on 2014-02-21, 17:33:43 (173.23.101.114)
Great help. Thanks CB. For R29/R26, You stated generic. Does this imply that the sonics won't be impacted by the quality of the resistor? Any specific metal film resistors that you recommend? For R27 .......
424: Tube DIY Asylum, Help wanted to identify resistor type on schematic (0.00)
Posted by banpuku on 2014-02-21, 15:14:32 (173.23.101.114)
Trying to do some self-education on resistor types (grid leak vs. grid stopper). Per diagram below, please help identify what type (functionality) of resistors are R26, R27 and R64. Any help would be .......
425: Tube DIY Asylum, RE: Transformer Potting (0.00)
Posted by banpuku on 2014-02-19, 15:09:08 (173.23.101.114)
Paul, As a 2nd follow up, I measured the AC voltage at 125V. The amp has a 2nd transformer wire in for just such occasions (when the incoming AC voltage is too high). I am using the 2nd transformer wi .......
426: Tube DIY Asylum, RE: Transformer Potting (0.00)
Posted by banpuku on 2014-02-19, 15:04:14 (173.23.101.114)
Paul, I have heard from others the same message that you are giving. In your opinion, what is the best way to tackle this? New transformers (modern day such as Lundahl)? AC line conditioning? Other id .......
427: Tube DIY Asylum, RE: Transformer Potting (0.00)
Posted by banpuku on 2014-02-19, 13:51:33 (173.23.101.114)
Mine sounds fantastics as well. I have replacing all the caps and resistors. I used Rike Audio caps for the coupling caps (0.47uF). Have you replaced yours and if so, with what kind of caps? I used a .......
428: Tube DIY Asylum, Transformer Potting (0.00)
Posted by banpuku on 2014-02-19, 13:31:38 (173.23.101.114)
I am continuing on my Lafayette KT-550 rebuild. A couple questions related to transformer potting: 1. The three large transformer cases need to be sanded and repainted. Should the transformers be remo .......
429: Tube DIY Asylum, RE: Looking for someone to build me a 26 tube preamp (0.00)
Posted by banpuku on 2014-02-17, 12:25:34 (173.23.101.114)
Mike Samra is very helpful and knowledgeable. .......
430: Tube DIY Asylum, RE: " Mis-wiring of a new capacitor, my fault " (0.00)
Posted by banpuku on 2014-02-07, 06:38:19 (173.23.101.114)
Yes, and I had to replace the fuse. I also replaced the resistor. .......
431: Tube DIY Asylum, Three cheers for Mike Samra!!! (0.00)
Posted by banpuku on 2014-02-07, 06:12:19 (173.23.101.114)
If you followed my recent posts about my Lafayette KT-550 rebuild, you probably gleaned that I am relatively new to tube DIY projects. Much thanks to those who helped with their insight. Last night I .......
432: Tube DIY Asylum, solved! (0.00)
Posted by banpuku on 2014-02-07, 06:05:39 (173.23.101.114)
I would like to thank everyone for their input. All was very helpful. In the end, there were 3 issues: 1. broken connection wire (this unit is 50+ years old and the wiring has not been completely repl .......
433: Tube DIY Asylum, RE: With tubes removed (0.00)
Posted by banpuku on 2014-02-06, 14:40:15 (173.23.101.114)
unclestu, thanks for responding. Please help a newbie out here. when you ask "whats the bias voltage at the power tubes", I have not done this before. Could I put a low ohm resistor connected to the .......
434: Tube DIY Asylum, RE: Start with the tubes (0.00)
Posted by banpuku on 2014-02-06, 13:09:45 (173.23.101.114)
Ralph, this is a cut and paste from what I sent the other contributor just to get you up to speed. I removed the tubes and measured the plate voltage = 480V, which is within spec. All 4 output tubes m .......
435: Tube DIY Asylum, RE: loss of bias for some reason (0.00)
Posted by banpuku on 2014-02-06, 13:08:57 (173.23.101.114)
I removed the tubes and measured the plate voltage = 480V, which is within spec. All 4 output tubes measured 480V +/- 10V. I also measured the filament VAC and it was 6.5, which is within spec. I meas .......
436: Tube DIY Asylum, RE: Start with the tubes (0.00)
Posted by banpuku on 2014-02-06, 12:24:05 (173.23.101.114)
Hi Ralph, thanks for replying. I removed the tubes. A couple of observations. a. the 2 ohm resistor is no longer smoking. that is a step forward b. the center transformer (primary I believe) is making .......
437: Tube DIY Asylum, great job (0.00)
Posted by banpuku on 2014-02-06, 12:12:48 (173.23.101.114)
I think it looks great. .......
438: Tube DIY Asylum, Tubes red hot and resistor smoking (0.00)
Posted by banpuku on 2014-02-06, 12:11:06 (173.23.101.114)
I have been updating some parts in my Lafayette KT-550. While I have music coming out of both channels, the Right channel has a very noticeable hum. Also, there is a 2 ohm resistor on the AC input .......
439: Tube DIY Asylum, Help needed with power supply diode and ground (0.00)
Posted by banpuku on 2014-02-06, 09:22:38 (173.23.101.114)
I am still arm wrestling with my amp. The power supply schematic below has a diode (M5) that connects to the (-) of a capacitor (C5). When I do a continuity test, I get continuity between M5 (-) (t .......
440: Tube DIY Asylum, Help: lost 1 channel, humming no sound (0.00)
Posted by banpuku on 2014-01-31, 17:27:25 (173.23.101.114)
I was replacing 4 diodes and 4 cathode resistors in my Lafayette KT-550 power amp. After my first attempt at powering up the unit, there was a loud hum from both channels. I realized that I had a grou .......
441: Vinyl Asylum, for a small collection (0.00)
Posted by banpuku on 2014-01-24, 09:02:31 (173.23.101.114)
Here is what I have for my 500-750 record collection. .......
442: Vinyl Asylum, RE: Is there any way to measure proper cartridge zenith? (0.00)
Posted by banpuku on 2014-01-22, 12:58:45 (173.23.101.114)
I did the same thing just recently with my setup. I used the 230x USB microscope to take a photo of the stylus as it sets in the cantilever. I too had a slight misalignment (hard to tell from the a .......
443: Vinyl Asylum, RE: Jewlers loupe (0.00)
Posted by banpuku on 2014-01-21, 08:42:29 (173.23.101.114)
Get a good 20x jewelers loupe, preferably with a built in light. Magnifying glasses are too big to get a close field of view. .......
444: Vinyl Asylum, Shostakovich: Borodin Quartet on Melodiya Eurodisc (0.00)
Posted by banpuku on 2014-01-17, 17:07:25 (173.23.101.114)
The Fitzwilliams Quartet readings of Shostakovich on L'oiseau-Lyre (Decca) have been my favorite. Until tonight. I just discovered how great the Borodin Quartet plays Shostakovich, in particular Qt. # .......
445: Vintage Asylum, Lafayette KT-550 (0.00)
Posted by banpuku on 2014-01-14, 15:17:07 (173.23.101.114)
Don't forget the vaunted Lafayette KT-550. .......
446: Vinyl Asylum, Classical LP Mavens: I need input on 3 potential purchases (0.00)
Posted by banpuku on 2014-01-11, 17:10:32 (173.23.101.114)
I am looking into 3 original LPs per below. If you have any experience, please let us know your input on sonics, pressing quality and/or musical performance. These LPs are not cheap and I thought I wo .......
447: Tube DIY Asylum, RE: Help: high pitched whine and pop occurred when changing cap/resistor (0.00)
Posted by banpuku on 2014-01-01, 06:23:36 (173.23.101.114)
Thanks for all that gave suggestions. I spent 2 days tackling this issue. Finally, things worked after I re-soldered a couple of loose joints. The chassis on a Lafayette KT-550 is made from rather thi .......
448: Tube DIY Asylum, RE: Help: high pitched whine and pop occurred when changing cap/resistor (0.00)
Posted by banpuku on 2013-12-30, 16:33:00 (173.23.101.114)
The only changes that I made where to 2 caps and 1 resistor. No leads changes. I went back and re-inserted the original parts and I still have the same issue. I am besides myself on this one. Ready to .......
449: Tube DIY Asylum, Help: high pitched whine and pop occurred when changing cap/resistor (0.00)
Posted by banpuku on 2013-12-30, 11:44:15 (173.23.101.114)
Not sure if my trusty electronic expert is in today, so I thought I would post this for some immediate feedback. I was upgrading 3 parts today (2uF cap and separately, the RC network going into the 16 .......
450: Vinyl Asylum, RE: Lignum vitae (0.00)
Posted by banpuku on 2013-12-28, 10:04:44 (173.23.101.114)
1. make sure the thrust pad is press fit (I used a hammer, carfully) into the bottom plate. 2. here is where I got mine: http://lignum-vitae-bearings.com/engineering/ .......
451: Vinyl Asylum, RE: Bearing rebuild (0.00)
Posted by banpuku on 2013-12-27, 05:42:22 (173.23.101.114)
I have tried many of the materials you have mentioned. By for the most quiet thrust pad material is lignum vitae. It is very quiet and forgiving. It wear well given the relatively light load your plat .......
452: Tubes Asylum, RE: Classic Christmas tube experience (0.00)
Posted by banpuku on 2013-12-26, 13:33:25 (173.23.101.114)
I like it! .......
453: Tubes Asylum, Classic Christmas tube experience (0.00)
Posted by banpuku on 2013-12-25, 19:15:21 (173.23.101.114)
So, Santa was nice and brought me a quad set of tung sol kt-66 tubes. I opened the gift and exclaimed happily "great. I got some tubes." With all seriousness, My son responded, "tubes of what?" I just .......
454: Vinyl Asylum, Merry Christmas and Happy New Year! (0.00)
Posted by banpuku on 2013-12-24, 11:19:12 (173.23.101.114)
Merry Christmas and Happy New Year! .......
455: Vintage Asylum, Two thumbs up for Don Sachs (0.00)
Posted by banpuku on 2013-12-20, 16:10:17 (173.23.101.114)
I just wanted to let everyone know that I am nearly complete with my Lafayette KT-550 rebuild. This amp is just awesome. I will try to get a full review and some comparisons to other amps at sometime .......
456: Vinyl Asylum, RE: Do you place new records, newly cleaned back in their fancy sleeves? (0.00)
Posted by banpuku on 2013-12-17, 16:21:57 (173.23.101.114)
After any record (new or used) has been cleaned, it gets a new mo-fi sleeve. .......
457: Tube DIY Asylum, Detailed Log: Capacitor & Resistor Break-in Time (0.00)
Posted by banpuku on 2013-12-12, 05:07:26 (173.23.101.114)
I decided to upgrade the original components of a vintage Lafayette KT-550. Over a period of about 200+ hours break-in time, I logged values (subjective and objective) as the sonics changed. Please .......
458: Vinyl Asylum, JS Bach - Martzy & Kogan's Beethoven Violin Concerto (0.00)
Posted by banpuku on 2013-12-11, 15:45:01 (173.23.101.114)
I am looking forward to The Electric Recording Co. re-issues of the following: JS Bach - Martzy Leonid Kogan's Beethoven Violin Concerto .......
459: Vinyl Asylum, Amazing piano music tonight: Shostakovich (0.00)
Posted by banpuku on 2013-12-07, 16:16:38 (173.23.101.114)
The vinyl stars are aligning tonight. I am getting off the charts great sound with Shostakovich reissue from Speakers Corner. Super deep low key registry and tonally pure upper registers. Many time .......
460: Vinyl Asylum, Vinyl Art (0.00)
Posted by banpuku on 2013-12-06, 15:08:38 (173.23.101.114)
FYI: http://koikoikoi.com/2009/11/vinyl-art/ .......
461: Tube DIY Asylum, RE: +1 and a good idea! (nt) (0.00)
Posted by banpuku on 2013-12-06, 04:04:46 (173.23.101.114)
Thanks everyone for your input. I understand about switching the input and output wires, but there is some confusion. Please allow me to explain. This unit came from the factor. The end user runs wire .......
462: Tube DIY Asylum, RE: +1 and a good idea! (nt) (0.00)
Posted by banpuku on 2013-12-05, 18:49:21 (173.23.101.114)
Help a guy out here: switch the primary and secondary? How would I go about this? .......
463: Tube DIY Asylum, RE: I would not worry about 2.5 volts (0.00)
Posted by banpuku on 2013-12-05, 18:49:09 (173.23.101.114)
Help a guy out here: switch the primary and secondary? How would I go about this? .......
464: Tube DIY Asylum, RE: Yes, he does. (0.00)
Posted by banpuku on 2013-12-05, 16:29:16 (173.23.101.114)
OK. Here are readings as of this time: Voltage coming into the isolation transformer: 120.0V Voltage coming out of the isolation transformer: 122.5V Please note, the reading I got 2 hours ago coming o .......
465: Tube DIY Asylum, RE: Isolation Transformer producing 125V, should I be worried? (0.00)
Posted by banpuku on 2013-12-05, 14:51:41 (173.23.101.114)
Do you mean the voltage going into the isolation transformer from the mains panel? .......
466: Tube DIY Asylum, Isolation Transformer producing 125V, should I be worried? (0.00)
Posted by banpuku on 2013-12-05, 14:43:15 (173.23.101.114)
I just re-installed my Controlled Power Ultra-K 5kVA isolation transformer. It is producing 124.7V. Is this OK? Or should I be worried that something is wrong? The isolation transformer supplies clean .......
467: Vinyl Asylum, George Winston - December (0.00)
Posted by banpuku on 2013-11-27, 10:57:19 (173.23.101.114)
George Winston - December .......
468: Tubes Asylum, blue tube flowing flickering synchronous with music (0.00)
Posted by banpuku on 2013-11-24, 17:27:36 (173.23.101.114)
My 7027 outputs tubes have a blue glow, which is normal. I put on some test tones today and when I played the 20-29hz tones, the blue glow in the tubes flickered / pulsated (for lack of better words) .......
469: Tubes Asylum, RE: Newbie question: upgrading coupling caps to tubes (0.00)
Posted by banpuku on 2013-11-17, 16:21:14 (173.23.101.114)
Thanks to everyone who gave their input. After readying the AA posts, some offline discussions and assessing the system as a whole, I have concluded the following: 1. The pre-amp and it's couplings ca .......
470: Tubes Asylum, Newbie question: upgrading coupling caps to tubes (0.00)
Posted by banpuku on 2013-11-13, 06:02:59 (173.23.101.114)
I am thinking of upgrading the capacitor(s) that feed into and out of tubes in a pre-amp. This is in a phono gain stage. The tube is an ECC803s JJ. So, need your input on which coupling capacitor(s) i .......
471: Vinyl Asylum, Rachmaninoff: Vespers (0.00)
Posted by banpuku on 2013-11-11, 10:48:35 (173.23.101.114)
This is one of my favorite. Great recording if you can get a clean copy. They recorded this LP in the dead of night in secrecy to avoid the Russians authorities. They risked their lives doing this .......
472: Vintage Asylum, Replacement alternatives for 7027 tubes in a Lafayette KT550 (0.00)
Posted by banpuku on 2013-11-02, 16:35:10 (173.23.101.114)
I just recieved my vintage Lafayette KT 550 amp. Wonderful piece. I will eventually have to replace the tubes which are old. Please give me your recommendation on which brand of 7027 replacements do y .......
473: Vinyl Asylum, RE: What is so great about Vinyls anyway? ;) (0.00)
Posted by banpuku on 2013-10-31, 11:01:23 (173.23.101.114)
It's all about the "routine". You see, its so easy and non-interactive to download a MP3 file and push the play button. Whereas, with vinyl, it's much more involving and a bit of "risk" dare I say. In .......
474: Vinyl Asylum, RE: How Big Is Your Collection? (0.00)
Posted by banpuku on 2013-10-24, 06:05:37 (173.23.101.114)
Roughly 500-700 LPs. Most of these are re-issues or highly collectable classical LPs. 80% classical 20% classic rock .......
475: Vinyl Asylum, RE: Record Cleaning Machines, again (0.00)
Posted by banpuku on 2013-09-10, 07:58:14 (173.23.101.114)
Dave, Could you elaborate on your 30 rotation and l'art du son process. I have several older LPs, including some rare monos that have a low level grunge sound on the entire LP. I was wondering if you .......
476: Vinyl Asylum, RE: About the Melodiya foreign issues, (0.00)
Posted by banpuku on 2013-08-21, 05:44:45 (173.23.101.114)
Thanks for the great input. Do you mind if I add your input to my review on my website? Thanks again. .......
477: Vinyl Asylum, RE: My rig ain't perfect ... (0.00)
Posted by banpuku on 2013-08-20, 15:56:10 (173.23.101.114)
I know. My hearing is not what it used to be either. Enjoy the music! .......
478: Vinyl Asylum, RE: New Classical Review #4: Tchaikovsky Quartets and Souvenir de Florence (0.00)
Posted by banpuku on 2013-08-20, 13:00:48 (173.23.101.114)
Another set just arrived on ebay, albiet a bit pricey. I have no affiliation with the seller and my labels are not white. http://www.ebay.com/itm/Columbia-Y3-35237-BORODIN-QUARTET-ROSTROPOVICH-Tchaiko .......
479: Vinyl Asylum, RE: New Classical Review #4: Tchaikovsky Quartets and Souvenir de Florence (0.00)
Posted by banpuku on 2013-08-19, 18:19:24 (173.23.101.114)
It is not current production. It was released in 1978. I does occasionally come up on ebay. Not too expensive either. I suspect not many folks understand how good the sonics are. .......
480: Vinyl Asylum, RE: New Classical Review #4: Tchaikovsky Quartets and Souvenir de Florence (0.00)
Posted by banpuku on 2013-08-19, 18:13:46 (173.23.101.114)
I know. Heresy. However, it's really good. Try it. You'll like it. .......
481: Vinyl Asylum, New Classical Review #4: Tchaikovsky Quartets and Souvenir de Florence (0.00)
Posted by banpuku on 2013-08-19, 17:23:44 (173.23.101.114)
Here is part of my review. See the rest at the link below. Comments welcome! Get this 3 record set, BUT, and this is important. But, only if you think your system is up to the challenge. First of a .......
482: Vinyl Asylum, 90% classical and 10% classic rock (0.00)
Posted by banpuku on 2013-08-19, 11:15:42 (173.23.101.114)
.......
483: Vinyl Asylum, New Classical Review #3: New World Composers from the Old World (0.00)
Posted by banpuku on 2013-08-14, 17:21:35 (173.23.101.114)
Hope you enjoy this review. See it posted on my new review site. .......
484: Vinyl Asylum, New Classical Review #2: Gladiator (0.00)
Posted by banpuku on 2013-08-13, 05:28:34 (173.23.101.114)
Please see a new review of "Gladiator". See link below for the full review. .......
485: Vinyl Asylum, RE: How into HIP are you? (0.00)
Posted by banpuku on 2013-08-13, 05:09:06 (173.23.101.114)
I do occasionally come across HIP and very much enjoy it. Actually, I prefer HIP because I feel I am being transported back in time. Most of my HIP is in chamber music, but unfortunately I only have a .......
486: Tubes Asylum, RE: KT88: does it sound like a 6550? (0.00)
Posted by banpuku on 2013-08-11, 09:34:31 (173.23.101.114)
Last night I decided to play some 70s rock on my Quad 63s. I am running them on a 20 watt solid state amp. They were plenty loud, but I thought the cressendos and bottom end could have been better con .......
487: Vinyl Asylum, RE: Question (0.00)
Posted by banpuku on 2013-08-10, 16:49:12 (173.23.101.114)
Good question. I wish I was schooled in music theory, but alas I am not. So, most of my reviews are based upon sonic qualities. I occasionally throw in a sentence or two if I am inspired by the musica .......
488: Tubes Asylum, RE: KT88: does it sound like a 6550? (0.00)
Posted by banpuku on 2013-08-10, 13:30:13 (173.23.101.114)
"The real beauty of music lies in the ambience of the venue." Agree whole heartedly. .......
489: Vinyl Asylum, Audite Furtwangler Review (0.00)
Posted by banpuku on 2013-08-10, 13:18:09 (173.23.101.114)
I have launched a new classical vinyl review website (see link below for the vinyl asylum post). I just added a new review about Wilhelm Furtwangler's RIAS recordings from Audite. The snapshot below g .......
490: Vinyl Asylum, RE: Look forward to watching it grow (0.00)
Posted by banpuku on 2013-08-10, 12:33:54 (173.23.101.114)
Parsifal is definitely worth the money. Sonically very nice. .......
491: Vinyl Asylum, New classical vinyl review website (please take a look) (0.00)
Posted by banpuku on 2013-08-10, 11:07:24 (173.23.101.114)
I have always wanted to create my own website that is dedicated to vinyl reviews. Since I listen to classical music 90% of the time, my new website is dedicated to vinyl reviews of classical music, bo .......
492: Tubes Asylum, RE: KT88: does it sound like a 6550? (0.00)
Posted by banpuku on 2013-08-09, 06:14:59 (173.23.101.114)
Michael, Thanks for responding again. I have a few more questions. a. my speakers are Quad 63 ESL. I have used 20 watt solid state amps with them and the output is "good" but not great. I was hoping t .......
493: Tubes Asylum, RE: KT88: does it sound like a 6550? (0.00)
Posted by banpuku on 2013-08-08, 18:12:49 (173.23.101.114)
Michael, What do you think of the healthkit w-5m monos? Are these worth tricking out? .......
494: Tubes Asylum, KT88: does it sound like a 6550? (0.00)
Posted by banpuku on 2013-08-08, 14:15:07 (173.23.101.114)
I am considering the Decware Torii mono-blocks that use KT88 tubes. I am not familiar with the KT88 sound, but I am familiar with the ARC 6550 tube sound. I am not a big fan of ARC (my opinion only) a .......
495: Vinyl Asylum, RE: Risne water wetting agent (0.00)
Posted by banpuku on 2013-07-21, 05:15:45 (173.23.101.114)
I use Jet Dry and it works great. I have not noticed any adverse impact. Just a few drops and you will be fine. No need for anything else. .......
496: Vinyl Asylum, RE: You need to spread the word! (0.00)
Posted by banpuku on 2013-07-20, 05:03:26 (173.23.101.114)
About 5 years ago (or so), I had email exchanges with the mastering engineers on two topics (SRA and Polarity). I was determined to see if there was any consistency in the industry back in the old day .......
497: Vinyl Asylum, RE: Is 92 degree SRA right for all cart types? (0.00)
Posted by banpuku on 2013-07-19, 16:58:11 (173.23.101.114)
Hi Tony, Just a couple of thoughts on this topic, which I researched for a few years recently: 1. There is no standard SRA when the engineers cut the masters. Yes, most current day engineers use somet .......
498: Vinyl Asylum, RE: Bartok Quartets on Concert Disc label (0.00)
Posted by banpuku on 2013-07-09, 07:41:49 (173.23.101.114)
jd - thanks for the recommendation. How are the sonics of the mono recording? I like mono, but some are better than others. Pat .......
499: Vinyl Asylum, Bartok Quartets on Concert Disc label (0.00)
Posted by banpuku on 2013-07-09, 05:15:37 (173.23.101.114)
I purchased the complete set of Bartok's String Quartets on Concert Disc. The music is wonderful. The recording is very good. HOWEVER, the vinyl surface noise is unacceptable. The LPs appeared unplaye .......
500: Vinyl Asylum, RE: Playing a great deal of Klemperer on a sad day (0.00)
Posted by banpuku on 2013-06-30, 14:07:10 (173.23.101.114)
Tom, Our prayers are with your mom, you and your family. Pat .......
Found total of 500 records, Query: , Author: banpuku in All Forums, Time: 4 sec.