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1: Tube DIY Asylum, RE: Q: Citation2 Build-Huge Phase Inverter DC Balance Runaway (0.00)
Posted by elflow on 2023-03-22, 18:52:56 (107.77.207.130)
Perhaps I missed it, are you using Citation II output transformers?? If not I have heard more than once that the circuit requires the extraordinary Citation II outputs to properly function, without th .......
2: Vintage Asylum, RE: One thing to say to you (0.00)
Posted by elflow on 2023-03-12, 09:23:09 (107.77.207.130)
I got my first Citation II in 68, the GTO's came a few years later, both were keepers. .......
3: Vintage Asylum, RE: HK Citation II capacitor life. (0.00)
Posted by elflow on 2023-02-28, 15:48:07 (107.77.207.130)
Thanks, I was hoping I would not have to recap them again. I will give them a few more years. .......
4: Vintage Asylum, HK Citation II capacitor life. (0.00)
Posted by elflow on 2023-02-27, 13:14:31 (107.77.207.41)
I have a pair of Citation II's that have Jim Mc Shane's rebuild kits the main electrolytic capacitors are the black Panasonics. The amps do not see daily use, more like weekly, but the caps have pr .......
5: Radio Road, RE: United Pulverizing Service at work again (0.00)
Posted by elflow on 2022-06-06, 14:21:27 (107.77.207.8)
I am of the belief that where the package came from and where it is shipped to makes all the difference. Most of our packages from UPS and FedEx look like they came from and were delivered by the neig .......
6: General Asylum, RE: Supply chain issues (0.00)
Posted by elflow on 2021-07-16, 05:45:32 (107.77.207.22)
This is not just a supply chain issue outside the US, Union Pacific announced a couple days ago that it is suspending intermodal shipments to its Chicago terminal for five days to clear up the backlog .......
7: Inmate Central, RE: Crosby, Stills, Nash & Sanders ... (0.00)
Posted by elflow on 2021-01-22, 16:53:10 (107.77.207.235)
Bernie's image may become the lasting memory of 01/20/2021! .......
8: High Efficiency Speaker Asylum, RE: Have you heard the Sweet Sixteen speakers? link (0.00)
Posted by elflow on 2020-08-07, 07:04:27 (107.77.209.229)
I built a pair back around 66-67. Allied Radio had 5 inch speakers for 99 cents, I added a horn tweeter to each speaker. About all I could say was that they were big and loud and had no bass. I drove .......
9: Vintage Asylum, RE: "Magic Eye Tube Vu Meters": Do such devices exist or be made? (0.00)
Posted by elflow on 2020-07-12, 17:34:58 (107.77.210.153)
I have a Heathkit tape recorder I built in 1964 that uses two Magic eye vu meters. .......
10: Vintage Asylum, RE: What's the oldest piece you bought new, still own, still use? (0.00)
Posted by elflow on 2020-04-13, 06:36:43 (107.77.210.159)
I bought my Empire 598 turntable in early 1974. I have replaced the drive belt once, and is about due for another new belt as replacement belts are inferior to the origional in rubber quality. I have .......
11: Inmate Central, RE: my take (0.00)
Posted by elflow on 2020-03-24, 08:20:31 (107.77.210.152)
You nailed it! Us older people may have to stay self isolated if we don't wish to get it, the rest will have to get back to work, our society will crumble if we don't. Uniform shopping times for senio .......
12: Inmate Central, RE: What I find worst about all this mess is... (0.00)
Posted by elflow on 2020-03-20, 07:05:41 (107.77.208.208)
Two thumbs up. The media has gotten so many things wrong .......
13: Inmate Central, RE: Have a go at it... (0.00)
Posted by elflow on 2019-11-18, 06:14:35 (107.77.209.58)
There were a lot of 12v71 and 16v71 Detroits hauling steel in Michigan in the 60's and 70's. The drivers way exceeded the 120,000 pound weight limit. At the Ford plant where I worked there was a guy .......
14: Inmate Central, RE: Californians did this to themselves... (0.00)
Posted by elflow on 2019-11-02, 07:26:27 (107.77.207.116)
Yep! California keeps doing the same thing with regards to wild fires and expecting different results. Wait, is that not a definition of insanity! Their horrible forest and land management breeds wild .......
15: Speaker Asylum, RE: Acoustic Research AR1 (0.00)
Posted by elflow on 2019-10-25, 07:51:00 (107.77.209.216)
You definitely don't want to try to drive AR1's with a low power set amp. I would say that the 40 watt CJ is barely enough for much more than low level listening if you want the amp to have enough hea .......
16: Inmate Central, RE: What would it take to bring you out of retirement? (0.00)
Posted by elflow on 2019-10-13, 07:55:23 (107.77.209.101)
If money truly is not an issue keeping in mind that social security and pension plans don't keep up with inflation. Then now is the time to travel and see the world before your bones begin to complain .......
17: Tube DIY Asylum, RE: Eico OPTs (0.00)
Posted by elflow on 2019-10-05, 06:35:44 (107.77.209.101)
Just a personal observation about 12by7a tubes used in Citations: They seem to last a long time. I have had a Citation II for over 51 years, It still has the same six 12by7a's that came with it. They .......
18: Inmate Central, RE: Big Boy 4014 about to start another trip (0.00)
Posted by elflow on 2019-09-25, 06:59:18 (107.77.209.101)
The Union Pacific Big Boy 4014 on Sept. 27th will start on a trip thru the west and southwest. It puts on a show impossible to beat. If it comes to a town near you, if necessary take a sick day and go .......
19: Inmate Central, RE: If you wanted an automatic transmission in a GM car circa 1962... (0.00)
Posted by elflow on 2019-07-30, 05:56:46 (107.77.209.150)
Yes, each car division was almost like a separate company. Also for decades GM has done its product development on the American roads with the public as test drivers. I agree that the roto hydrostatic .......
20: Inmate Central, RE: 4014 'Big Boy' is about a half hour from me through tomorrow (0.00)
Posted by elflow on 2019-07-28, 06:44:17 (107.77.209.150)
Yep, it is currently in west Chicago until Tuesday AM. After you see the cab of a Big Boy, and the complexity of the entire locomotive, and consider for a moment that it is all controlled by the skill .......
21: Inmate Central, RE: First Car: 68 Pontiac Firebird 350 (0.00)
Posted by elflow on 2019-07-03, 18:04:28 (107.77.209.150)
It was a college graduation present. I still have it. I have restored 6 other Pontiacs to learn the restoration craft before restoring my special Firebird. I guess I should get busy on it before I di .......
22: Inmate Central, RE: Cold mornings will reveal the true outlets. (0.00)
Posted by elflow on 2019-07-02, 06:23:07 (107.77.209.150)
In a boat no other diesel sounds near as good as a 2 stroke Detroit! It's a shame that they couldn't economically pass modern emissions. They really are wonderful engines. Probably the best thing GM .......
23: Inmate Central, RE: BIG BOY (0.00)
Posted by elflow on 2019-06-20, 04:58:22 (107.77.209.150)
Yes, big and complex and the reason why no one thought one would ever be restored. But UP did it and did it right. Restored to like new condition. One estimate is the cost was five million dollars, a .......
24: Inmate Central, RE: BIG BOY (0.00)
Posted by elflow on 2019-06-19, 06:18:34 (107.77.209.150)
Each is entitled to their own opinion , but the Big Boy was the one that rail fans all over the world wanted to see restored, and in fact people from all over the world came to see in May. It is the s .......
25: Inmate Central, BIG BOY (0.00)
Posted by elflow on 2019-06-18, 17:32:39 (107.77.209.150)
To those that like to see a great restoration, even if it has nothing to do with audio, use your favorite search engine and enter: Union Pacific big boy 4014. This class of engine is regarded as the h .......
26: Tube DIY Asylum, RE: using a solid state rectifier for amp start up... (0.00)
Posted by elflow on 2019-06-15, 19:58:35 (107.77.209.150)
For some real world experience: I have owned a HK Citation II since 1968. In the mid 70's I replaced the 6550's with GEC KT 88's just because I wanted KT88's those tubes stayed in the amp for nearly 4 .......
27: Vintage Asylum, RE: Vintage Olympus speakers (0.00)
Posted by elflow on 2019-04-25, 04:44:33 (107.77.210.230)
I have a pair of of JBL Sovereign speakers with the S7R speaker system (a cabinet brother to the Olympus) They easily fill a large room with music. JBL in that era had some of the most beautiful cabin .......
28: Vinyl Asylum, RE: For those who purchased the 50th anniversary White Album, the t-shirt is now available. (0.00)
Posted by elflow on 2018-11-25, 05:20:47 (107.77.209.211)
I have had one for years. I guess I got it when I purchased my white album in early 1969! It is odd that I remember purchasing that specific album. Perhaps because of the serial number printed on the .......
29: Vintage Asylum, RE: Were any manufacturers near you? (0.00)
Posted by elflow on 2018-10-15, 06:19:00 (107.77.209.211)
Nearby Marion,In was home to a large RCA tube plant until about 2004, but also they made tv picture tubes. .......
30: Vintage Asylum, RE: Control knobs of Eico ST-40 (0.00)
Posted by elflow on 2018-10-14, 07:54:42 (107.77.209.211)
That is not the origional selector switch. Since th knob is so tight it probably has not slipped on the shaft. More likely the switch has turned in the chassis mounting hole. To reposition and tighten .......
31: Tube DIY Asylum, RE: 12BY7 (0.00)
Posted by elflow on 2018-09-15, 13:06:25 (107.77.209.211)
My long term experience is that the Citations are not that hard on the 12by7a tube, or the tube is very tuff. If you get a good set with a couple spares you are set for a long time. .......
32: Tube DIY Asylum, RE: Curious and confused..tube amp run only attached to speakers.. (0.00)
Posted by elflow on 2018-09-09, 10:03:24 (107.77.210.113)
I found the fusing information sheet that AR supplied back in the late sixties, it makes no mention of amplifier type nor is there any caution about fusing the speakers when being driven by a tube amp .......
33: Tube DIY Asylum, RE: Curious and confused..tube amp run only attached to speakers.. (0.00)
Posted by elflow on 2018-09-09, 09:59:27 (107.77.210.113)
I found the fusing information sheet that AR supplied back in the late sixties, it makes no mention of amplifier type nor is there any caution about fusing the speakers when being driven by a tube amp .......
34: Tube DIY Asylum, RE: Curious and confused..tube amp run only attached to speakers.. (0.00)
Posted by elflow on 2018-09-08, 15:21:58 (107.77.210.155)
A properly designed tube amp will not be harmed with no load connected to the output. That said, not all tube amps were properly designed. AR speakers back in the tube amp era recommended fusing the .......
35: Tubes Asylum, RE: What spec screws hold the bottom plate for an Eico HF87? (0.00)
Posted by elflow on 2018-06-10, 05:12:44 (107.77.209.98)
Per the Eico assembly manual the power transformer is secured by #8x32 hex nuts and the chassis bottom plate is secured by #8x32 screws and #8 timmerman speed nuts .......
36: Vinyl Asylum, RE: From 1964 Allied Radio catalog . . . Nostalgia alert!!! (0.00)
Posted by elflow on 2018-03-10, 09:49:42 (107.77.210.227)
The AR turntable was probably the best buy in all hi fi. I still have the one I got for Christmas 1965. .......
37: Vinyl Asylum, Turntable drive belts (0.00)
Posted by elflow on 2018-02-16, 12:18:01 (107.77.209.69)
I've owned my Empire 598 turntable since new in 1974. The original belt supplied by Empire lasted 30 plus years. About 3 years ago I purchased a replacement belt from an online vendor. It has become .......
38: Vintage Asylum, RE: Just learned that my DVD player really IS better than my CDP (0.00)
Posted by elflow on 2018-01-17, 16:30:32 (162.220.110.18)
Sometimes when I listen to a new to me CD I think something is wrong with one or both my amps (at times only one channel of the CD is at fault). When I try a known to be good CD, I find all is well wi .......
39: Tubes Asylum, RE: KT88 Teslovak fake? (0.00)
Posted by elflow on 2018-01-09, 16:36:34 (162.220.110.18)
Over ten years ago I acquired two matched pair of Teslovak KT88 tubes from Penta Labs over 10 years ago. They have held up well in a McShane'd Citation II. They appear much the same as the ones on Eba .......
40: Vintage Asylum, RE: Vinnie2, I agree with you..... But it depends on..... (0.00)
Posted by elflow on 2017-12-19, 18:04:43 (162.220.110.18)
The Citation II was a controversial amplifier when it was introduced and now 50+ years later it still is, people either love it or hate it. I have owned my first Citation II for forty nine plus years .......
41: Vintage Asylum, RE: Do I really need a Citation II? (0.00)
Posted by elflow on 2017-12-17, 08:29:08 (162.220.110.18)
I feel it boils down to one question: do you want to hear your music as it was recorded? A McShaned Citation II is as close to that goal as the state of the audio art permits. If you love the warm tub .......
42: Vintage Asylum, RE: Converting a pair of HK Citation 2 to monoblocks (0.00)
Posted by elflow on 2017-11-06, 17:20:00 (162.220.110.18)
As Uncle Mike posted it is simple and right from the Citation II manual. 1. Obtain or make an input "Y" cable to feed the same identical input to both channels of the amp. 2. Place a jumper across the .......
43: Speaker Asylum, RE: Comments for Acoustic Research 3a (0.00)
Posted by elflow on 2017-05-27, 06:57:40 (162.220.110.18)
With the right amp the AR's are still quite good. Now if you are talking about 100 watts per channel for the AR's you are in the ballpark power wise. If you are talking about 50 watts per channel the .......
44: Vintage Asylum, RE: Vintage Sansui 2 channel... Any good? (0.00)
Posted by elflow on 2017-04-01, 05:01:03 (162.220.110.18)
I second Airtime's comments. I have a 5000x as my garage receiver. A couple friends in the Army in 70 and 71 had Sansui 5000x's and I had a Pioneer SX 1000TW. A lot of these units came back from SE A .......
45: Vintage Asylum, RE: Harmon Kardon Citation II article in TAS Legacy segment by Bob Carver.. March 2017 (0.00)
Posted by elflow on 2017-03-17, 15:10:10 (162.220.110.18)
How does one access the article? .......
46: Vintage Asylum, RE: Magnavox FM not working (0.00)
Posted by elflow on 2017-03-13, 17:23:33 (162.220.110.18)
A quick review of the schematic reveals that the AM & FM tuners share much of the same circuit with different coils, RF and IF transformers switched in and out of the circuit to allow the circuit to .......
47: Vintage Asylum, RE: Recapping receiver - slow progress and and couple questions. (0.00)
Posted by elflow on 2017-02-01, 06:50:02 (162.220.110.18)
Second: the wiring diagram uses two parallel bars as the symbol for capacitors. However, a few of them have slanted slash marks between the bars. The slash marks must mean something, it's doubtful the .......
48: Vintage Asylum, RE: AR-XA restoration (0.00)
Posted by elflow on 2017-01-12, 05:52:31 (162.220.110.18)
I got my AR XA for Christmas 1965, it came from Allied Radio, it was the older two motor style. Within the two year warranty period one of the motors became noisy (bearing) and AR replaced the motors .......
49: Vinyl Asylum, RE: How long have you owned your turntable? (0.00)
Posted by elflow on 2016-09-11, 18:50:35 (162.220.110.18)
I have owned my AR XA since 1965, replaced head shell and belt once and foam platter mat twice. My Empire 598 I have owned since 1974, replaced the drive belt once. I wish ever thing I owned were as r .......
50: Tube DIY Asylum, RE: Standby switch...pros and cons? (0.00)
Posted by elflow on 2016-08-18, 18:32:10 (162.220.110.18)
In 1968 I purchased a used HK Citation. As you may know few amps ran the output tubes any harder or had higher under chassis temperatures than a Citation II. Seeing the handwriting on the wall for tub .......
51: Vintage Asylum, RE: I put in a choke in place of the 50 ohm resistor (0.00)
Posted by elflow on 2016-08-15, 17:50:25 (162.220.110.18)
What is the current capacity of the choke you used? I have never measured the voltage drop across the 50 ohms to see how much current is flowing. .......
52: Vintage Asylum, RE: Trusty McShaned Eico HF87 (0.00)
Posted by elflow on 2016-08-15, 17:12:34 (162.220.110.18)
Thank you for your kind words. The HF 87&89 use a fifty ohm 10 watt resistor between the voltage doubler caps and the B+ filter/storage capacitor do you have a recommendation for a specific choke t .......
53: Vintage Asylum, RE: Trusty McShaned Eico HF87 (0.00)
Posted by elflow on 2016-08-15, 13:26:56 (162.220.110.18)
The inspiration for the power supply bracket is right from the Citation II, I even bought a double fuse holder to mount the PS diodes like the Citation's use. The brackets are hand formed using a lar .......
54: Vintage Asylum, RE: Trusty McShaned Eico HF87 (0.00)
Posted by elflow on 2016-08-15, 11:29:08 (162.220.110.18)
If my image uploaded, you can see that every thing was securely mounted under the chassis on new brackets using existing mounting hardware, no holes were drilled and the old electrolytic caps are .......
55: Vintage Asylum, RE: Trusty McShaned Eico HF87 (0.00)
Posted by elflow on 2016-08-15, 09:46:15 (162.220.110.18)
Hi, If my memory is correct the output transformers are better suited for fixed bias operation. Using the HF89 schematic as a guide I converted my HF 87 several years ago, I felt it was a night and da .......
56: Vintage Asylum, RE: Heck, you can get a brand new one with cartridge for only $78! (0.00)
Posted by elflow on 2016-05-29, 08:39:35 (162.220.110.18)
$78 sounds like a bargain today, but back in the mid sixties that was a weeks take home pay for a lot of people. My first forty hour job in a rolling mill in 1968 brought me home about $90. ::: TOPIC: .......
57: Vintage Asylum, RE: Mike, what caps are you going to use? (0.00)
Posted by elflow on 2016-03-30, 13:31:03 (162.220.110.18)
Have you ever had one of these JBL crossovers apart? Yours appear to be the same style crossovers as my JBL Sovereign. The can that encloses the components on mine appear to be pop riveted to the fro .......
58: Vintage Asylum, RE: HK Citation II modern equivalent? (0.00)
Posted by elflow on 2016-02-15, 07:01:12 (162.220.110.18)
Hi, I, like others think there are several amps currently produced that you might be happy to own and use, but I suspect that after the "new car smell" wears off you may have a nagging thought of wha .......
59: Vintage Asylum, RE: Anyone Compare Modern KT88/6550 Amps Directly With Vintage Counterparts? (0.00)
Posted by elflow on 2016-02-10, 06:59:44 (162.220.110.18)
Also another advantage of the vintage is their reliability. So many modern tube amps seem to have nagging problems. I have owned a Deuce since 1968 and never had one problem with it. I rebuilt it abo .......
60: Tube DIY Asylum, RE: Rico HF 20 (0.00)
Posted by elflow on 2016-02-04, 10:17:46 (162.220.110.18)
I just took a look at my pair of HF 20's to confirm. The power transformer on the one in this thread has had its power transformer replaced with one substantially larger than the stock PT. ::: TOPIC: .......
61: Vintage Asylum, RE: Anyone Running Citation II's as Mono Blocks? (0.00)
Posted by elflow on 2015-12-10, 12:29:00 (162.220.110.18)
Hi, If your speakers are 16 ohm you can not properly operate the Citation II as a mono amp. A 32 ohm output transformer would be required which the Citation, like most tube amps, does not have. I ope .......
62: Vintage Asylum, RE: Amp for new AR 3 owner (0.00)
Posted by elflow on 2015-10-17, 17:39:18 (162.220.110.18)
Hi, The AR 3a's are very inefficient speakers, The Fisher 500C should be able to drive them to modest volume but will be working most of the time with little head room. I drove them for many years wi .......
63: Tubes Asylum, RE: Matched output tubes in a fixed bias amplifier (0.00)
Posted by elflow on 2015-09-01, 06:36:08 (162.220.110.18)
Thanks, I was questioning because vintage kits rarely if ever supplied matched pairs of output tubes, nor mentioned replacing output tubes with matched pairs in their manuals. Today many owners of t .......
64: Tubes Asylum, Matched output tubes in a fixed bias amplifier (0.00)
Posted by elflow on 2015-08-31, 09:32:17 (162.220.110.18)
Is there an advantage(s)to use matched output tubes in an amp where the bias can be individually adjusted for each output tube? I am assuming the matched tubes would be closely matched under normal o .......
65: Tubes Asylum, RE: Sylvania labeled 6550 (0.00)
Posted by elflow on 2015-07-01, 07:50:41 (162.220.110.18)
The Sylvania labeled 6550's from the sixties had a coke bottle envelope just as the GE's did. .......
66: Tube DIY Asylum, RE: My HK Citation2 meter quit working (0.00)
Posted by elflow on 2015-06-10, 12:51:56 (162.220.110.18)
Hi, A modern external meter is more accurate, but even if you go that route, a working internal meter is nice for a quick check to see if a bias adjustment is needed. All that said, if you have a la .......
67: Tubes Asylum, RE: Citation I noise (0.00)
Posted by elflow on 2015-04-25, 11:03:18 (162.220.110.18)
Hi, See my posts to your similar post in the Yahoo group CitationSound. Harmon Kardon acknowledged there could be a hiss problem with the Citation I, when used with higher efficiency speakers. HK pro .......
68: Vintage Asylum, RE: speaker terminals on vintage amps (0.00)
Posted by elflow on 2015-03-25, 06:37:02 (152.131.8.130)
Exactly!! Relative to every thing else in an amp the speaker outputs are low voltage high current. This requires properly sized conductors to carry the current and tight connections. Screw terminals .......
69: Tubes Asylum, RE: Every so often I do the 6550/KT88 comparison (0.00)
Posted by elflow on 2015-02-02, 08:18:52 (152.131.8.130)
From past posts I knew you were very high on these vintage Tung Sol's, so I took a wild guess! .......
70: Tubes Asylum, RE: Every so often I do the 6550/KT88 comparison (0.00)
Posted by elflow on 2015-02-01, 14:08:02 (162.220.110.18)
I am going with the Tung Sol 6550's. .......
71: Vintage Asylum, RE: The Whole HK Citation II Craze (0.00)
Posted by elflow on 2014-12-08, 19:39:34 (162.220.110.18)
One thing about the revealing nature of the Citation II, when you feed it a poor recording with garbage in it, the amp faithfully reproduces all the signal. A poor recording that may be tolerable with .......
72: Vintage Asylum, RE: The Whole HK Citation II Craze (0.00)
Posted by elflow on 2014-12-08, 13:16:28 (152.131.8.130)
First one has to define better. Some may listen to a rebuilt Citation II then listen to another modern tube amp and prefer the modern amp, and some vice versa. But if comparing what an amplifier feeds .......
73: Tube DIY Asylum, RE: Anyone used a TIG Welder? (0.00)
Posted by elflow on 2014-11-21, 11:13:52 (152.131.8.130)
Also prorect all skin, a TIG produces a lot of UV light. .......
74: General Asylum, RE: Need your advice (0.00)
Posted by elflow on 2014-11-20, 09:25:01 (152.131.8.130)
You may also want to consider whole house surge protectiom that is mounted at the breaker box. It also protects all the forgotton things like the electronics in micro waves, late model furnaces, ac's, .......
75: Vinyl Asylum, RE: UK and France... (0.00)
Posted by elflow on 2014-08-15, 08:51:33 (152.131.8.130)
After 1972 USA quality started going in the crapper. In 1975 I lost a job because I tried to explain to upper management to problems poor quality were causing. .......
76: Tubes Asylum, RE: You ignore (0.00)
Posted by elflow on 2014-07-24, 12:39:08 (152.131.8.130)
With any manufacturer cost is always a consideration. Back in the late 50's and early 60's solid state rectifiers and large capacity electrolytics were expensive. Their cost was second only to the tr .......
77: Vintage Asylum, RE: The Mac 275 (0.00)
Posted by elflow on 2014-07-23, 09:38:59 (152.131.8.130)
I'm with you 100% on this issue! The quicker you can heat the connection to the point the solder flows, then reomove the heat the better. .......
78: Tubes Asylum, RE: Voltage Doublers (0.00)
Posted by elflow on 2014-07-23, 08:40:02 (152.131.8.130)
Yes (partly) Since the transformer only has to generate about half the voltage the secondary is much shorter and since the transformer has to generate twice the amperage the secondary winding is of he .......
79: Tubes Asylum, RE: A particular Marshall and "Voltage Doubling" (0.00)
Posted by elflow on 2014-07-22, 08:32:32 (152.131.8.130)
Properly executed voltage doublers do provide excellent regulation. They have the lowest DC resistance of any voltage comparable power supply. There is a reason McIntosh, HK Citation and other top of .......
80: Tube DIY Asylum, RE: I have pounded three of those in the ground. (0.00)
Posted by elflow on 2014-05-14, 08:33:29 (152.131.8.130)
As usual there are at least two ways to do things. an easier way if the ground is dry is with a bucket of water, wet the ground, with your hands work the rod as a pile driver, trickle water down the .......
81: Vintage Asylum, RE: Re Green Monsters (0.00)
Posted by elflow on 2014-03-26, 09:53:51 (152.131.8.130)
Makes sense, When rubber insulation is used the copper is wrapped with a thin paper to seperate the copper from the insulation otherwise the sulfur in the rubber will oxidize the copper. Monster cabl .......
82: Speaker Asylum, RE: What is this called?? (0.00)
Posted by elflow on 2014-03-21, 08:49:01 (152.131.8.130)
The actual electrical connectors are called spade lugs (because the male connector (on the speaker) resembles a digging spade. The female connector is attached to the wire. .......
83: Vintage Asylum, Restoration and operation of a piece of history. (0.00)
Posted by elflow on 2014-01-22, 08:19:03 (152.131.8.130)
This should warm the hearts of those that love to see vintage machinery preserved and operated. The Union Pacific Railroad has reacquired one of its 4000 class 4884 Big Boy steam locomotives. There we .......
84: Inmate Central, Restoration and operation of a piece of history. (0.00)
Posted by elflow on 2014-01-22, 08:19:03 (152.131.8.130)
This should warm the hearts of those that love to see vintage machinery preserved and operated. The Union Pacific Railroad has reacquired one of its 4000 class 4884 Big Boy steam locomotives. There we .......
85: Vintage Asylum, RE: The AR1 was the beginning of the small speaker revolution........ (0.00)
Posted by elflow on 2014-01-16, 05:39:51 (152.131.8.130)
The acoustic suspension woofer speaker has my vote as one of the truly great landmarks in audio. .......
86: Vintage Asylum, RE: H-K Citation III tuner parts (0.00)
Posted by elflow on 2014-01-10, 10:47:50 (152.131.8.130)
As a slight diversion: Did you ever have any luck cross referencing the HK part numbers for the transistors of the Citation A pre-amp? .......
87: Vintage Asylum, RE: H-K Citation III tuner parts (0.00)
Posted by elflow on 2014-01-10, 07:25:54 (152.131.8.130)
Read the post in AA Radio Road post titled Re: 10.& Mhz Discriminator Transformer Repaired dated Sept. 23, 2011. It may provide some help. I also several years ago had to jumper over one if these inte .......
88: Speaker Asylum, RE: Same here (0.00)
Posted by elflow on 2014-01-03, 09:42:26 (152.131.8.130)
I can't speak about Advents but AR's especially the 3 and 3'a need a very robust amp to make them come alive, also one that can handle very low impedence in the 2 ohm range. The literature recommends .......
89: Vintage Asylum, RE: HK Citation 1 enclosure (0.00)
Posted by elflow on 2014-01-01, 15:59:10 (172.129.18.186)
The Citation III tuner and the Citation IV preamp used the same walnut as the Citation I. More tubed Citations show up without cabinets than with cabinets, just as most of the power amps appear withou .......
90: Tubes Asylum, RE: Ice storm (0.00)
Posted by elflow on 2013-12-23, 09:10:52 (152.131.8.130)
A properly designed tube audio device pretty much unaffected by reasonable power surges (a lightening strike on the power line is a power surge, but would not be classified by me as reasonable). A wis .......
91: Vintage Asylum, RE: One of the biggest thrills I get out of audio is taking a piece like this I bought for peanuts, (0.00)
Posted by elflow on 2013-12-19, 12:44:40 (152.131.8.130)
Yea, I lot of young people are astounded that 50 year old audio equipment can sound good, let alone that the Citation II is still state of the art for natural sound reproduction! I think they expect .......
92: Vintage Asylum, RE: I recall two things that would appall today's "helicopter parents." (0.00)
Posted by elflow on 2013-12-18, 08:51:13 (152.131.8.130)
One big change in the upbringing of children: Back then as kids we knew there were some things you just DID NOT do. We had respect for our parents, with a measure of fear thrown in to mix. The though .......
93: Tube DIY Asylum, RE: This is how I will build my next Deuce. (0.00)
Posted by elflow on 2013-11-25, 08:59:43 (152.131.8.130)
Unfortunately, these amps, like cars went through a time when they were seen as old obsolete pieces of equipment and were realy hacked up. I bought my first GTO in 1983 for $100 dollars. I had to tow .......
94: Vintage Asylum, RE: It makes a tremendous difference using the torroid with the 4 diode bridge. (0.00)
Posted by elflow on 2013-10-16, 11:28:26 (152.131.8.130)
Using Digi Key's dearch filters I came up with a Triad torrid transformer. The Digi Key part number is VPT48-520 is that the correct one????? .......
95: Vintage Asylum, RE: I'm rebuilding this pair of Mc60s and putting on new chassis's on both however (0.00)
Posted by elflow on 2013-10-16, 09:04:21 (152.131.8.130)
Mike, Have the body shop spot weld a "nail" (pulling pin) to the dent. A little of the potting material may temporiarly melt but will quickly re harden. Attach a slide hammer to the pulling pin and p .......
96: Tubes Asylum, RE: Tube Amps Sitting On Speakers (0.00)
Posted by elflow on 2013-10-09, 08:08:46 (152.131.8.130)
I think a lot depends on the speaker, A heavy cabinet with a lot of mass is much more inert than a light weight cabinet especially if it is internally braced. .......
97: Vintage Asylum, RE: Nostalgic for all of those nested feedback loops, Mike? nt (0.00)
Posted by elflow on 2013-10-07, 17:21:11 (172.129.51.91)
Lets face it, some people have a problem when they experience perfection, especially when its design is over years old! .......
98: Vintage Asylum, RE: I have to pull my Citation II from the system (0.00)
Posted by elflow on 2013-09-25, 09:13:16 (152.131.8.130)
Is the noise hiss or static? Have you swapped tubes to see if it is in the amp or tubes? .......
99: Vintage Asylum, RE: Introduction - HK Citation II project and others (0.00)
Posted by elflow on 2013-09-20, 18:33:09 (172.129.80.101)
Hi, Jim is the place to go for tubed Citations. With his power supply kits, the amp will be better than when new. That places the amp in very rareified company. .......
100: Vintage Asylum, RE: Great CL find vintage 3a's (0.00)
Posted by elflow on 2013-08-29, 08:15:10 (152.131.8.130)
I actually prefer two McShaned Citation II's operated as monoblocs. They can manhandle the AR3a's and that is what they need. .......
101: Tube DIY Asylum, RE: Eico HF-35 filaments, hum, grounding, etc. (0.00)
Posted by elflow on 2013-08-07, 07:44:22 (152.131.8.130)
Eico never used a ground buss, they simply grounded to the chassis through ground lugs, and terminal strip ground lugs, make sure there is a lock washer at every ground point, then loosen and retighte .......
102: Amp/Preamp Asylum, RE: Then and Now and Next (0.00)
Posted by elflow on 2013-06-13, 08:53:44 (152.131.8.130)
Then: Sept 1965, built an Eico ST70 integrated tube amp. Now: HK Citation I & II's with McShane updates. .......
103: Vintage Asylum, RE: Citation A preamp (0.00)
Posted by elflow on 2013-05-29, 11:36:07 (152.131.8.130)
If you wish to, you might contact HK, they have helped me in the past with vintage equipment issues and seem more dedicated to providing support for their heritage products than most companies. If yo .......
104: General Asylum, RE: What does the word kit mean in reference to audio (0.00)
Posted by elflow on 2013-05-17, 10:07:50 (152.131.8.130)
Without seeing an example it is impossible to say with any accuracy. But in general terms kit means something one assembles, and that certainly applies to audio, both today and in vintage times. Eve .......
105: Vintage Asylum, RE: Wood Oil For Vintage Vaneered Speakers (0.00)
Posted by elflow on 2013-03-21, 09:48:26 (152.131.8.130)
The oil most used on vintage speakers(and conponent cabinets) was boiled linseed oil. It is still available at Lowes, Home Depot and hardware stores, ect. Be sure to get boiled, not raw linseed oil. .......
106: General Asylum, RE: Poll: do you prefer a system which reveals warts and all on recording? Or a bit of euphonic sound? (0.00)
Posted by elflow on 2012-11-19, 17:46:31 (172.162.201.32)
Hi, I full understand where you are coming from, but I am in the opposite camp than you, my feeling is that if you don't like a system that reveals all the "warts" in the recording you are shooting t .......
107: Tubes Asylum, RE: basic question about tube amps (0.00)
Posted by elflow on 2012-08-31, 05:01:59 (152.131.8.130)
Jim, Thanks for the conformation, I hate to think of the number of times in 45+ years that my Citation II and Eico ST70 have been operated with one channel or the other accidentally disconnected fro .......
108: Tubes Asylum, RE: basic question about tube amps (0.00)
Posted by elflow on 2012-08-30, 08:55:40 (152.131.8.130)
Right, but any properly designed amp will not be damaged. It is abuse but it should not damage the amp. Look at some manuals of vintage amps, you will never see in big bold letters a caution about su .......
109: Tubes Asylum, RE: Dumont? (0.00)
Posted by elflow on 2012-05-09, 09:25:33 (152.131.8.130)
Dumont was one of the early pioneers of television, and in the late 40's and 50's was the Mercedes of televisions. Great cabinets and top of the line electronics. They also made some radios and test e .......
110: Tubes Asylum, RE: What are your picks and pans for JJ tubes? (0.00)
Posted by elflow on 2012-04-26, 09:45:52 (152.131.8.130)
Eli, Just a quick derailed question: Is the quality of JJ's electrolytic capacitors still OK ? .......
111: Amp/Preamp Asylum, RE: What tube amp ( $2000 (besides ARC) has highs and lows most like high end SS? (0.00)
Posted by elflow on 2012-04-23, 09:34:47 (152.131.8.130)
That is an easy question. Answer: Citation II with Jim Mcshane power supply rebuild kits. The amp is loved and hated because it is in the rareified area between conventional tube amps and very good so .......
112: Tubes Asylum, RE: Dynaco sca 35 (0.00)
Posted by elflow on 2012-02-14, 11:02:46 (152.131.8.130)
Hi, One basic bit of information: If the amp appears to work normally in the mono position the power amp portion is fine. Look for the problem in the preamp section before the stereo/ mono mode switc .......
113: Vintage Asylum, RE: Knight Speaker woofers ID (0.00)
Posted by elflow on 2012-02-03, 09:50:37 (152.131.8.130)
Hi, I purchaced a different model number Knight speakers in 1965, which I still have. The brown is the origional color. In later years I purchased a replacement tweeter directly from Utah, the speake .......
114: Speaker Asylum, RE: AR 2AX (0.00)
Posted by elflow on 2012-01-27, 08:53:58 (152.131.8.130)
Hi, The trouble with the AR 2 & 3 series vintage speakers is they are made for outstanding tube amps but very few tube amps can handle them. Hook them to a McShaned Citation II or a Mac 275 and you m .......
115: Vintage Asylum, RE: Interestingly AR Xa turntable (0.00)
Posted by elflow on 2012-01-19, 08:09:31 (152.131.8.130)
After over forty years use, I wish everything was as trouble free as my AR turntable and speakers. The turntable tracks well in the sub 1.5 gram range with an Empire 999 cartridge. .......
116: Vintage Asylum, RE: Why are the Heathkit tueb preamps so cheap? (0.00)
Posted by elflow on 2011-08-11, 13:15:21 (152.131.8.130)
Hi, My take is a little different: There is a reason Heathkit is also known as Griefkits. I was around when Heath was going strong and built several of their products. Out of the gate they always work .......
117: Vintage Asylum, RE: Amp for AR3a's- my 2 cents (0.00)
Posted by elflow on 2011-08-11, 10:02:13 (152.131.8.130)
Hi, For a short time I had mine hooked to a vintage solid state amp that had an honest 100 watts per channel into 4 ohms amd it was a good combination, and the amp never exibited any distress with th .......
118: Vintage Asylum, RE: Amp for AR3a's- my 2 cents (0.00)
Posted by elflow on 2011-08-10, 09:28:59 (152.131.8.130)
I have owned a pair of these since new in 1969. First the 25 watt minimun recommended amplifier size is a joke for any thing but background music. Second they sound ok with a good solid state amp, .......
119: Vintage Asylum, RE: Puzzling problem on Pioneer SX-9000 (0.00)
Posted by elflow on 2011-07-26, 09:11:27 (152.131.8.130)
I have replaced the light for the signal strength meter and all lights work. I see no fuse on the schematic for the lights, The blue leads on the power transformer output are for the lights. I hope .......
120: Radio Road, RE: H-K Citation III-X FM MPX Tube-type Tuner (0.00)
Posted by elflow on 2011-06-08, 12:04:34 (152.131.8.130)
Hi, I have a couple of these tuners, The audio section of these tuners is of the same quality as the Citation pre and power amps, and what makes the tuner a stand out. With my tuners I do not see mu .......
121: Vintage Asylum, RE: My first real stereo (0.00)
Posted by elflow on 2011-05-11, 12:53:10 (152.131.8.130)
Hi, Year: 1965 down state a IU. An Eico ST70, AR xa turntable, Knight speakers and a Heathkit tape deck. What is even more remarkable is that I still have all of it and it still works! .......
122: Tubes Asylum, RE: Citation I preamp VS Citation IV preamp (0.00)
Posted by elflow on 2011-03-23, 10:32:35 (152.131.8.130)
Hi, To expand some on Mike's comments: when the Citation I's stepped tone controls are in the neutral position, the tone circuits are switched out of the signal path, as like all the other many feat .......
123: Tubes Asylum, RE: Citation V in mono (0.00)
Posted by elflow on 2011-03-15, 09:17:39 (152.131.8.130)
Hi, I have a pair of my McShaned Citation II's operating as mono blocs, and they give up nothing to gain the extra power. My thought is to set two speakers side by side, set the pre amp to mono and .......
124: Amp/Preamp Asylum, RE: H-R Citation A preamp schematic (0.00)
Posted by elflow on 2011-03-14, 09:12:06 (152.131.8.130)
Hi, Join the Yahoo group Citationsound, In the membeership request just mention the Citation A. In the group file section is the schematic you seek. .......
125: Radio Road, RE: When did FM broadcasting really take off in the USA ? (0.00)
Posted by elflow on 2010-12-08, 10:10:07 (152.131.8.130)
Hi, Forgive me if I am repeating what some one else said, as I only read a couple of replies. FM did not really start to take off until the late sixties when stations began to switch in large numbers .......
126: Tubes Asylum, RE: Running tube amp with no load (0.00)
Posted by elflow on 2010-09-15, 19:55:06 (172.130.75.162)
Hi, While it is abuse, a properly designed tube amp will not be damaged if operated with no load on the output terminals. Back in the 60 and 70's it was recommended by some speaker makers to fuse the .......
127: Vintage Asylum, RE: Then and now (0.00)
Posted by elflow on 2010-08-09, 04:09:45 (172.162.29.53)
Absolutley, I also think that about 100 wpc is the minimum needed for AR 3 and 3a's to reveal their true potential. .......
128: Vintage Asylum, RE: Citation A preamp schematic (0.00)
Posted by elflow on 2010-07-07, 08:33:58 (152.131.8.130)
Hi, The Yahoo group Citationsound also tha the schematic you were looking to find. .......
129: Vintage Asylum, RE: Best Built GEAR -you have owned (0.00)
Posted by elflow on 2010-05-27, 05:02:41 (152.131.8.130)
My Citation I&II are my champs. I have owned a pair over forty years and never replaved a part under the chassis until a recent McShane upgtade. When one considers the tremendous heat the Citation II .......
130: Vintage Asylum, RE: Snap Crackle Pop Cit II (0.00)
Posted by elflow on 2010-04-22, 09:19:57 (152.131.8.130)
Hi, One thing you have not mentioned, and another member touched on, have you unplugged the inputs? The preamp or other attached component could be the offender. .......
131: Tubes Asylum, RE: 7591 tubes (0.00)
Posted by elflow on 2010-03-10, 08:57:39 (152.131.8.130)
Hi, I hope I won't get in trouble with Jim McShane, But I am posting an excerpt from his tube web page about this problem: Important note! There have been some cases where the new production 7591A tu .......
132: Vintage Asylum, RE: KT66 versus 6L6GC (0.00)
Posted by elflow on 2010-03-02, 08:23:22 (152.131.8.130)
Hi Jim, Can you help me understand one aspect of the power supply of the HF 87/89 amps. The 50 ohm 10 watt resistor, in my book it should not be there. Did the Eico engineers decide to lower the B+ .......
133: Tubes Asylum, RE: PING Jim McShane or ELi (0.00)
Posted by elflow on 2010-02-25, 13:17:28 (152.131.8.130)
Jim, Thanks for the speedy informative answer Paul .......
134: Tubes Asylum, PING Jim McShane or ELi (0.00)
Posted by elflow on 2010-02-25, 07:37:17 (152.131.8.130)
Hi, I have a voltage doubler question: What is the purpose of the capacitor to ground on the leg of the power transformer secondary that the voltage doubler rectifiers are connected? On the Citation .......
135: General Asylum, RE: AC Power Suggestions (0.00)
Posted by elflow on 2010-01-28, 08:46:35 (152.131.8.130)
Hi, A couple things I will add: 1. The buried cable is a big plus, it helps quiet the electric power. 2. For everyone a whole house surge protector wired to its own breaker in the the house breaker b .......
136: Vintage Asylum, RE: Unbuilt Deuce again...:) (0.00)
Posted by elflow on 2010-01-14, 08:28:18 (152.131.8.130)
Hi, Unbuilt kit collecting is one hobby I could never wrap my mind around, to have some somewhat ratty boxes filled with more boxes, that if sealed can not be opened, filled with a sundry of individu .......
137: Tubes Asylum, RE: Best of the new wave 7591? (0.00)
Posted by elflow on 2010-01-01, 20:04:20 (172.162.48.109)
Hi, Unless you love to roll the dice, steer clear of the JJ's. JJ has had serious quality control problems with all their octal base tubes. But the JJ's are a shorter tube much like the origional 759 .......
138: General Asylum, RE: how old were you when you got into hi-fi/high end (0.00)
Posted by elflow on 2009-12-28, 12:26:56 (152.131.8.130)
Hi, I was 17 when I headed to college in 1964 with a Heathkit reel stereo recorder I built that summer. Next year I built an Eico ST 70 amp and a pair of Knight speakers. A Garrard TT rounded out the .......
139: Vintage Asylum, RE: Allied 395 receiver (0.00)
Posted by elflow on 2009-12-21, 06:19:13 (152.131.8.130)
Hi, The Allied 395 is a clone of the Pioneer SX 1000 TW. The face plate was silghtly restyled as were the knobs. I had a college friend who bought an Allied 395 in the summer of 67. I bought a Pionee .......
140: Tube DIY Asylum, RE: Distortion Problem Has Me Stumped (0.00)
Posted by elflow on 2009-12-16, 12:41:22 (152.131.8.130)
Hi, I am a great believer in the utility of a signal tracer. They let one actually listen to the audio signal at every point in an amplifier. When a signal tracer is stripped of their many accessory .......
141: Tubes Asylum, Output Transformer Question (0.00)
Posted by elflow on 2009-12-07, 06:39:08 (152.131.8.130)
Hi, If everything else is equal, will an output transformer that is constructed of thinner steel leaves in the core have better performance than one with thicker leaves, assuming more of the thinner .......
142: Speaker Asylum, RE: Does anyone still use AR 3A speakers? (0.00)
Posted by elflow on 2009-12-03, 08:54:13 (152.131.8.130)
Hi, You got a lot of good comments, now here is mine. Well, I have owned a pair since new in 1969, and I will be the first to admit that for most of their life I was not especially impressed with the .......
143: Vintage Asylum, RE: which ar 4x is better? (0.00)
Posted by elflow on 2009-12-03, 08:06:42 (152.131.8.130)
Hi, The plywood enclosuers are older and in my mind better, but as mentioned in another post there was a transition period. .......
144: Amp/Preamp Asylum, RE: Anyone here using Citation IIs in monoblock setup? (0.00)
Posted by elflow on 2009-12-01, 07:17:01 (152.131.8.130)
Hi, I have some McShaned Citation II's and have a pair monoblocked driving a pair of vintage AR 3a's I can detect no downside. The AR's sound much better with 240+ watts as opposed to 120 watts of amp .......
145: Tubes Asylum, RE: They R Up To $500. EACH !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1 (0.00)
Posted by elflow on 2009-11-30, 09:17:12 (152.131.8.130)
Hi, Well most of us know what P.T. Barnum observed about a fool and his money! .......
146: Vintage Asylum, RE: Pioneer Receivers break a lot ??????????? (0.00)
Posted by elflow on 2009-11-30, 06:25:58 (152.131.8.130)
Hi, Here is what I observed. The Pioneers from the late sixties and very early seventies like the SX 1000 series were pretty much bullet proof. The models produced in the mid seventies had problems, .......
147: Vintage Asylum, RE: 500C progress report (0.00)
Posted by elflow on 2009-11-27, 12:10:22 (152.131.8.130)
Hi, As a brief side note. The reason Fisher as well as most other manufacturers of fixed bias tube amps biased the tubes so hot was to get the lowest possible distortion. Back in the 60's tubes were .......
148: Vintage Asylum, RE: Let's Clear Up The Load Misconception (0.00)
Posted by elflow on 2009-11-25, 09:15:04 (152.131.8.130)
Hi, You are correct about not needing a load for the actual reforming of the capacitor, BUT, what must be taken into account is to never exceed the rated voltage of the capacitor, this is easy to do i .......
149: Vintage Asylum, RE: don't be too quick to pooh-pooh the 498-698 Empires (0.00)
Posted by elflow on 2009-11-25, 07:39:40 (152.131.8.130)
Hi, I agree, I have owned an AR XA since 1965 and an Empire 598 since 1974. Both dead quiet and absolutely reliable, just one belt replacement for each. Most examples today have seen abuse and are n .......
150: General Asylum, RE: Has audio 'improved' in the last 50 years? (0.00)
Posted by elflow on 2009-11-20, 05:05:13 (152.131.8.130)
Hi, AR tried the same thing a few years later, but they changed one thing, the amplifiers. The switched to solid state amps. The results: disaster! People could immediately tell the difference. Today .......
151: General Asylum, RE: Has audio 'improved' in the last 50 years? (0.00)
Posted by elflow on 2009-11-19, 08:55:38 (152.131.8.130)
Back in the 60's AR staged some live vs recorded demonastrations using their 3 or 3a speakers and McIntosh or H/K Citation amps. One was with a string quartet, the other was with a pipe organ. At pre .......
152: Tube DIY Asylum, RE: Voltage Doubler Capacitor (0.00)
Posted by elflow on 2009-11-17, 13:24:10 (152.131.8.130)
Hi, Get a pair of 820 mfd 250 volt Panasonic TS series capacitors from Jim McShane. They are the same ones he use in his Citation PS rebuild kits. They are great and will not break the bank. ::: TOPI .......
153: Vintage Asylum, RE: I just picked this up on craigslist the night before last for 375 with cabinet (0.00)
Posted by elflow on 2009-10-30, 08:08:26 (152.131.8.130)
Mike, Soon, you will need a bigger warehouse!! .......
154: Rocky Road, RE: Unrelated White Album question (0.00)
Posted by elflow on 2009-10-29, 07:49:02 (152.131.8.130)
Hi, The early White Albums (vinyl) carried a serial number on the cardboard album cover, Later albums did not have the serial number. Does anyone know how many or how long the White Albums were numbe .......
155: General Asylum, RE: Is my home theater room 'amp-safe'? (0.00)
Posted by elflow on 2009-10-23, 06:34:01 (152.131.8.130)
Hi, One 15 amp circuit is clearly inadequate, plus it is always a good idea to have lights on two seperate circuits. That way if one circuit trips, you still have access to a light on the other circu .......
156: Vintage Asylum, Citation I rebuild BLOG (0.00)
Posted by elflow on 2009-10-21, 08:56:01 (152.131.8.130)
Hi, There is a gentleman in Calif. that is presently performing a near 100% rebuild of a Cit I (ie every capacitor, resistor diode and wiring are being replaced). He is writing a blog about hes experi .......
157: Tubes Asylum, RE: Marantz 8b vs Mcintosh MC225 (0.00)
Posted by elflow on 2009-10-09, 12:25:13 (152.131.8.130)
Hi, The additional amperage requirements a voltage doubler puts on the power transformer, plus the decreased number of turns on the secondary, mandates the DC resistance of the secondary will be very .......
158: Vintage Asylum, RE: those brass faceplate restorations (0.00)
Posted by elflow on 2009-10-09, 10:14:56 (152.131.8.130)
Hi, All brass must have a clear coat applied if you do not want it to tarnish. also the brass needs to be wiped down with a solvent like laquer thinner before it is coated to ensure there is nothing t .......
159: Tube DIY Asylum, RE: Sprague 715P compared with the 716P? (0.00)
Posted by elflow on 2009-10-02, 12:04:07 (152.131.8.130)
Hi, Here is a description I pulled straight from a catalog describing the 716P series via cut & paste:High performance version of the popular 715P series. They are made from polypropylene film and fo .......
160: Tube DIY Asylum, RE: Sprague 715P compared with the 716P? (0.00)
Posted by elflow on 2009-10-02, 06:50:01 (152.131.8.130)
Hi, I may be wrong, but I believe the main reason for the sonic superiority of the 716P's is that they are film and foil construction, as opposed to the 715P's metallized film construction. The coppe .......
161: Vintage Asylum, RE: Scott Stereomaster 636 - Need Fuse Holder...Anyone? (0.00)
Posted by elflow on 2009-09-28, 06:19:36 (152.131.8.130)
Hi, Check your local Rat Shack, They used to tave the whole fuse assembly. In their drive to become "Phone Shack" they have dropped a lot of discrete parts. Good luck! .......
162: Vintage Asylum, RE: loose headshell on AR turntable (0.00)
Posted by elflow on 2009-09-25, 09:01:23 (152.131.8.130)
Hi, Most common cause for the problem you describe is degraded threads on the plastic cartridge. This condition can come from either overtightening ot more commonly physical degradation of the plasti .......
163: Vintage Asylum, RE: using tube amp as phono stage w/o output tubes (0.00)
Posted by elflow on 2009-09-21, 08:50:39 (152.131.8.130)
Hi, Running any tube amp at full line voltage without the output tubes installed invites the early death of a (the) electrolytic caps in the power supply Tube rectified amps such as the AA 100 are the .......
164: Tube DIY Asylum, RE: You are forgetting.... (0.00)
Posted by elflow on 2009-09-18, 06:52:02 (152.131.8.130)
Hi, Another consideration is if you use a choke with a voltage doubler, All you want to do with the choke is to kill any hash generated by the diodes, the choke needs to be low DCR also which means a .......
165: Vintage Asylum, RE: UPS worst company ever. ever. A disgrace (0.00)
Posted by elflow on 2009-09-03, 06:53:52 (152.131.8.130)
Exactly, I have always had better service from UPS than any other carrier. Most heavier items I have ever recieved from private individuals have been inadequately packaged, and maany times I have been .......
166: Vintage Asylum, RE: Harman Kardon Citation I Preamp - TOP COVER. (0.00)
Posted by elflow on 2009-09-02, 07:42:11 (152.131.8.130)
Hi, I just wanted to post an addendum: While the covers for the I and IV are different, The factory wood cabinet for the I, III and IV are the same. .......
167: Vintage Asylum, RE: OK I am down to NOT spending $3-3.5K on MC275 (0.00)
Posted by elflow on 2009-09-01, 12:20:40 (152.131.8.130)
Hi, The PS is probably at the top of the list, but when you have the PS bracket out of the amp that is the time to replace the output tube sockets, as they are buried in the middle of the amp. There i .......
168: Vintage Asylum, RE: Harman Kardon Citation I Preamp - TOP COVER. (0.00)
Posted by elflow on 2009-09-01, 11:17:29 (152.131.8.130)
Hi, Mine are very quiet with both covers removed even under a fluorescent shop light. Check the caps in the power supply. I do not believe any other covers fit. The top cover is a simple "c" shape whe .......
169: Vintage Asylum, RE: Citation II or Restored Dyn MKIII or New Mc275 V5 (0.00)
Posted by elflow on 2009-09-01, 08:36:14 (152.131.8.130)
Hi, Don's post pretty much says it all, With every new tweak that McShane finds for the Citation II he raises the bar a little higher to which other amps must aspire. The amp is not for everyone, its .......
170: Tube DIY Asylum, RE: Psu hook up wire (0.00)
Posted by elflow on 2009-08-19, 11:41:35 (152.131.8.130)
Hi, I greatly prefer solid conductor for hook-up wire because when you bend it it retains its shape. It makes for potentially much neater installations if one takes the time to shape the wires. Also .......
171: Amp/Preamp Asylum, RE: High Resolution Tube Amp (0.00)
Posted by elflow on 2009-08-13, 07:30:57 (152.131.8.130)
Hi, THE amp you are looking for is the HK Citation II rebuilt with Jim Mcshane's kits. It has it all, high resolution, low distortion and wide frequency response in the solid state range, all natural .......
172: Tube DIY Asylum, RE: Let's not Panic, here folks (0.00)
Posted by elflow on 2009-08-11, 06:55:19 (152.131.8.130)
Hi, We are all different, I too have washed my hands with gasoline, diesel fuel, all types of paint thinners, and as a farmer been exposed to many types of herbicides, insecticides, anhydros ammonia, .......
173: Vintage Asylum, RE: The best made old stuff I have owned (0.00)
Posted by elflow on 2009-08-04, 06:37:12 (152.131.8.130)
HI, I have owned HK Citation I & II amd an AR turntable for forty plus years and an Empire 598 for nearly 35 years. A drive belt for each turntable and a set of output tubes for the Citation II has b .......
174: Tubes Asylum, RE: Military tubes and capacitors and other components (0.00)
Posted by elflow on 2009-07-30, 06:52:59 (152.131.8.130)
HI, Exactly! Anything made for the military is over engineered for the use the military intended. If this over engineering tranlates in to better sound when used in audio depends whether the over en .......
175: Vintage Asylum, RE: Allied Radio Lincoln Loudspeaker? (0.00)
Posted by elflow on 2009-07-21, 04:55:40 (152.131.8.130)
Hi, I remember the Lincoln brand that Allied sold at least in the 60's. I purchased a pair of 15 inch Lincoln's, my recollection is that they were well made, rugged, budget priced and sonically nothin .......
176: Vintage Asylum, RE: old EICO HF-20 power up question (0.00)
Posted by elflow on 2009-07-10, 12:08:21 (152.131.8.130)
Hi, You have comitted a cardinal sin of tube amps. Never power up a tube amp (especially those with tube rectification) without the outputs installed. With no load the ps capacitors will charge up to .......
177: Vintage Asylum, RE: One reservation . . . (0.00)
Posted by elflow on 2009-07-07, 08:09:11 (152.131.8.130)
Hi, The biggest mistake I and most vintage AR owners made and many still make is under powering them. They have an enormous appetite for power. For many years I used a single Citation II with my 3a's .......
178: Vintage Asylum, RE: How hard to come by are all the original manuals and drawings of the Citation I & II? (0.00)
Posted by elflow on 2009-06-18, 10:32:04 (152.131.8.130)
Hi, The paper wiring harness jig was typically discarded after use by the origional builder. That said, there is a member in the Yahoo group Citationsound that has one of the wiring jigs and probabl .......
179: General Asylum, RE: Anyone here ever use mineral oil to rejuvenate wood appearance?… (0.00)
Posted by elflow on 2009-05-28, 07:07:18 (152.131.8.130)
Hi, Use what was origionally used when "hand rubbed oil finish" was used. That was boiled linseed oil (do not use raw linseed oil). boiled linseed oil is availiable at most home stores and hardware s .......
180: Vintage Asylum, RE: As a former owner of AR2ax's... (0.00)
Posted by elflow on 2009-04-23, 11:24:25 (152.131.8.130)
It took me many years to discover what I and most others were doing wrong with vintage AR speakers- under powering them. The 4 series needs an amp in the 35 to 50 watt per channel, the 2 series need 5 .......
181: Vintage Asylum, RE: I sure would love to see whats inside this citation 2. (0.00)
Posted by elflow on 2009-04-23, 09:39:25 (152.131.8.130)
Mike, I have an idea!! Buy it then you can share it with the reso of us poor folks. .......
182: Tube DIY Asylum, RE: I need a schematic for a HK Citation V power amp (0.00)
Posted by elflow on 2009-02-23, 16:34:53 (172.165.147.76)
Hi, If you want more info for this amp, you can get the full factory schematic and the factory assembly manual at the Yahoo group Citationsound. You have to join the group , but it is just a formali .......
183: Vintage Asylum, RE: Harmon Kardon Citiation I & IV preamps, Citation II amp (0.00)
Posted by elflow on 2009-02-13, 11:08:17 (152.131.8.130)
Exactly! The I is better than the IV unless you want to "warm" things up slightly. The Citation II is THE amp to have if you seek a brutally honest amp, and you will hear things in a recording with a .......
184: Vintage Asylum, RE: H-K Citation I, II (0.00)
Posted by elflow on 2009-01-31, 10:09:11 (172.162.62.32)
Ditto! For nearly fifty years the Citation II has been the reference standard for natural uncolored sound, nothing more nothing less. It is the poster child for an amp that has stood the test of time .......
185: Vintage Asylum, RE: Need added insight on Eico HF50 and HF60 (0.00)
Posted by elflow on 2009-01-22, 09:17:30 (152.131.8.130)
Mike, I have never owned either of these amps but do own some other Eico amps. That said I have looked at them several times and had the same question, and the only conclusion I could justify was tha .......
186: Tube DIY Asylum, RE: Amp Upgrade? (0.00)
Posted by elflow on 2008-12-23, 20:29:33 (172.133.1.253)
Hi, If what you seek is a very honest neutral tube amp that simply reproduces music with a bare minimum of editorialization, then a Citation II with the McShane rebuild parts, is an upgrade from any a .......
187: Tube DIY Asylum, RE: Analog voltmeter? Do you use one? (0.00)
Posted by elflow on 2008-12-17, 08:43:07 (152.131.8.130)
Hi, My meter of choice for tube gear is the VTVM. There are times when digitals give eroneous readings, especially when both AC and DC are present at the same time. With the 11 million ohm impedence t .......
188: Tube DIY Asylum, RE: What voltage should an HF-87's PT secondary be? (0.00)
Posted by elflow on 2008-12-17, 08:28:38 (152.131.8.130)
Also while you are at it replace the two rectifier diodes, new ones are infitely better. The Citation PS kit Jim Mcshane offers works wonderfully in the HF87-89. If you want to maintain origional look .......
189: Tube DIY Asylum, RE: Buying old less desirable vintage integrated amps on ebay can net you a free amp plus. (0.00)
Posted by elflow on 2008-12-06, 15:30:16 (172.163.176.2)
Mike, I may catch some flack from the Heath fans, but I was around when Heath was producing, and built or helped my dad build several Heath products, many had the same short coming of not enough prod .......
190: Tube DIY Asylum, RE: IMHO...too many stages in the HK preamps (0.00)
Posted by elflow on 2008-12-06, 15:01:20 (172.163.176.2)
Hi, A look at the schematic or a peek under the hood of a Citation I reveals one of the most component intensive pre amps ever made. But upon close study of the schematic one realizes that when all th .......
191: Vintage Asylum, RE: Denon DP-51F problems (0.00)
Posted by elflow on 2008-12-01, 07:29:26 (152.131.8.130)
Hi, You need to check the continuity of each wire from where they attach to the cartridge to the ends of the signal wires where the TT plugs into your amplifier. .......
192: Tube DIY Asylum, RE: Amp picking up radio signals (0.00)
Posted by elflow on 2008-11-26, 11:25:19 (152.131.8.130)
Hi, My experience is that some amp designs have better RF rejection than others. With vintage, the more expensive units really were better from top to bottom, Rf rejection was just one of many design .......
193: Tube DIY Asylum, RE: Citation II power transformer (0.00)
Posted by elflow on 2008-02-03, 16:37:29 (172.163.188.219)
Hi, Listen to what Eli says about voltage doublers, and what Mike says about the front end of the Citation II! Ever since this amp was introduced nearly fifty years ago it has been the focus of much .......
194: Vintage Asylum, RE: Need a good but CHEAP signal tracer (0.00)
Posted by elflow on 2008-01-16, 16:49:30 (172.168.64.43)
Hi, Check out the Eico 147A, mine has been bullet proof. easy to use, ect. Like all make sure it includes the RF probe if you think you might ever want to work on a tuner. Bama has the manual for fre .......
195: Vintage Asylum, RE: dipping my toe in the vintage pool (0.00)
Posted by elflow on 2008-01-08, 17:01:38 (172.162.12.93)
Hey, Every time you jump up the power of the amplifier driving AR 3a's you will like the speakers more than before. These speakers very easily cause most amps to clip, and most to operate out of thei .......
196: Tube DIY Asylum, RE: Not really. (0.00)
Posted by elflow on 2007-11-29, 15:30:28 (172.130.99.84)
Hi, Unfortunately many people form an opinion of the Citation II based on stock, origional very tired units. Most Citations because of their high quality tended to remain in service longer than lesse .......
197: Tube DIY Asylum, RE: What a ROTTEN thing to happen to a citation 2 (0.00)
Posted by elflow on 2007-11-28, 15:51:58 (172.167.63.97)
Peoples vanity often get in the way of fact. Many have tried "improve" the Citation II by redesigning the amplifier, the results have uniformly been several steps back in fidelity. I guess the Citatio .......
198: Amp/Preamp Asylum, RE: not so true, but not wrong either ;-) (0.00)
Posted by elflow on 2007-11-26, 17:58:46 (172.165.17.143)
Hi, The 800B is a 7591 based unit, main difference between it and the 800C, is thet the "B" has completely seperate and independent am and fm sections, for the short lived am-fm stereo, it also has a .......
199: Tubes Asylum, RE: "soft start" feature (0.00)
Posted by elflow on 2007-11-12, 19:35:44 (172.192.69.168)
Properly sized thermisters are a good idea that I incorporated in my solid state rectified Citation I and II, which I have owned since the sixties, when they were recently rebuilt. In the time I have .......
200: Vintage Asylum, RE: Better vintage 2-way: KLH Model 6 or AR-2ax??......... (0.00)
Posted by elflow on 2007-11-11, 08:53:29 (172.169.102.253)
As an aside, one of the biggest mistakes people make with vintage AR's is underpowering them. The Four series needs a mininum of 35-40 watts RMS per channel, the Two series needs 60 watts RMS per ch .......
201: General Asylum, RE: tube amp (0.00)
Posted by elflow on 2007-10-12, 16:26:11 (172.165.171.136)
Hi, Back in the day (60's) AR along with some other speaker makers recommended fusing their speaker to protect them. This was when the majority were still driven by tube amplifiers. So what were the .......
202: Vintage Asylum, RE: EICO HF-87 rebuild. (0.00)
Posted by elflow on 2007-10-05, 14:56:30 (172.131.203.96)
Hi, For about $100 Heyboer Transformer in Grand Haven, MI can make you a new power transformer, opt for their upgraded unit, It is about 1/2 inch taller and much more robust. They were the OEM mfg of .......
203: Vintage Asylum, RE: lotsa power (0.00)
Posted by elflow on 2007-09-24, 10:31:58 (172.163.182.65)
I agree 100%, For the 2ax a Citation II or Mac 275 are about right, For the 3/3a you need more power, monoblock Citation II's or monoblock Mac 275's really wake up the 3/3a's. The old AR's need amps w .......
204: Tubes Asylum, RE: Rectification (0.00)
Posted by elflow on 2007-08-31, 18:07:15 (172.191.202.221)
Eli, I agree, it is simply hog wash that solid state rectification is hard on capacitors, and tubes. I have seen a lot of the Fisher 500, and 800's with all origional components including tubes. and .......
205: Vintage Asylum, RE: Eico AF-4 (0.00)
Posted by elflow on 2007-08-11, 08:41:24 (172.190.163.141)
Martin, I don't have the answer but I can perhaps direct you where to look, a Sam's Photofact for that Eico model should give the electrical specs for the output transformer. Perhaps some reading the .......
206: General Asylum, RE: You are never gonna see anything (0.00)
Posted by elflow on 2007-07-26, 14:14:44 (172.147.102.216)
Hi, I have had no dealings with Welborne Labs. But if he has treated his parts vendors the way he has treated his customers, it is no wonder he is not filling his orders. Sounds like he is robbing Pet .......
207: Amp/Preamp Asylum, RE: depends (0.00)
Posted by elflow on 2007-07-21, 07:04:15 (172.135.27.12)
Hi, I agree with the ST 70 idea. Your first tube amp should be something you can cut your teeth on, and the ST 70 is perfect for that. It is easy to work on, there are a multitude of modifications av .......
208: Amp/Preamp Asylum, RE: Harman kardon Citation II... (0.00)
Posted by elflow on 2007-05-30, 17:52:00 (172.131.44.177)
Hi, I must second the nomination for the Citation II. The simple fact that the only time you see one for sale that has been rebuilt with Jim McShane's power supply kits is because it has been pried o .......
209: Vintage Asylum, Re: Harmon Kardon Citation IIIX (0.00)
Posted by elflow on 2007-05-14, 19:57:09 (172.132.27.28)
Hi, There are two types of problems I have run across in my Citation III and IIIX tuners with regards to the discriminator transformer. First there is an integral capacitor that couples the two coil .......
210: Vintage Asylum, Re: My "Jim McShane" Citation II is on it's way back home!! (0.00)
Posted by elflow on 2007-05-11, 18:25:59 (172.164.1.101)
Hi, Those of us fortunate to own a Citation II know their majic is real! You will really love it with the "McShaned" powersupply and the other tweaks Jim does to the amp. .......
211: Tubes Asylum, Re: small signal tubes? (0.00)
Posted by elflow on 2007-03-12, 19:05:05 (172.135.161.40)
Hi Jim, Glad to see some sanity on this issue. I am not an Al Gore type, but it is an awfull waste of equipment and energy to leave audio equipment 24/7. Glad we can turn on our rebuilt Citations and .......
212: Tweakers' Asylum, Re: 10A @250V = 20A @125V for equal watts (Ohm's Law) (0.00)
Posted by elflow on 2007-02-24, 19:13:17 (172.161.94.159)
The connector is only good for 10 amps, period. It is rated for 250 volts. If it is operated at 250 volts it will handle twice the power (wattage) than if it is operated at 125 volts. .......
213: Vintage Asylum, Re: Citation II and/or Marantz 8b (0.00)
Posted by elflow on 2007-02-20, 19:18:34 (172.149.169.21)
Hi, You did not state whether your Citation II has been rebuilt. If it is still origional get it rebuilt with McShanes rebuild kits. McShane's kits pushes the Citation II a couple more notches more .......
214: Vintage Asylum, Re: Harmon Kardon Citation II - no sound (0.00)
Posted by elflow on 2007-02-07, 15:04:56 (172.161.252.30)
Jerry, Defnitely McShane the Citation, you will have the reference standard of audio power amps. A few other power amps can come close but none can match it. It does everything well. I am listening t .......
215: Tubes Asylum, Re: Citation V manual DOC or PDF? (0.00)
Posted by elflow on 2007-02-07, 14:48:24 (172.161.252.30)
HI, The link below to the H/K websight should get you close to the free download of a PDF copy of the manual. The manual will not include the schematic. If you want a schematic, the Yahoo group Citat .......
216: Amp/Preamp Asylum, Re: Are Mcintoshes worth the mony? Why do poeple hate them? (0.00)
Posted by elflow on 2007-01-05, 17:23:09 (172.136.179.161)
Hi, You got a lot of comments, much just pasionate opinions both pro and con. My thoughts are: As a general rule McIntosh equipment are of conservative design that are very well executed. They are k .......
217: Vintage Asylum, Re: Does Empire 598 turntable motor need oil? (0.00)
Posted by elflow on 2006-12-31, 07:51:18 (172.145.125.64)
Hi, I have owned a 598 since new in 1974 and have never oiled the motor and believe the owners manual makes no mention of oiling it. Below is a link that should take you to a sight that has a free d .......
218: Vintage Asylum, Re: What's The Next Step? AR 9Lsi (0.00)
Posted by elflow on 2006-12-30, 20:25:45 (172.190.235.135)
Hi, From my experience owning a pair of AR 3a's for nearly forty years, the more power you can muster for the big AR's the better they will sound. Sixty honest watts per channel is not enough. I am p .......
219: Vintage Asylum, Re: Pioneer SX-1000TD receiver fuse cap needed (pic) (0.00)
Posted by elflow on 2006-12-27, 15:41:29 (172.130.175.65)
Hi, Thr fuse cap threads are surely metric, so a match in the USA will be difficult. Yoy could solder pig tail leads to a properly sized fuse, then tape it up and hard wire it across the fuse holder i .......
220: Amp/Preamp Asylum, Re: Tube preamp (phase (polarity) invert (0.00)
Posted by elflow on 2006-12-26, 16:23:45 (172.128.251.221)
Hi, Get yourself a vintage H/K Citation I. It has a phase reversal switch that reverses the phase of one channel. .......
221: Vintage Asylum, Re: Speaker Cable and Copper Prices (0.00)
Posted by elflow on 2006-12-23, 19:44:38 (172.190.48.115)
Hi, Let's quit fooling around, we should all go to 4/0 welding cable for speaker wire, nothing like a little over kill, besides these speakers cables (the 4/0) will make great booster cables in case .......
222: Amp/Preamp Asylum, Re: Class A push-pull tube amps (0.00)
Posted by elflow on 2006-12-15, 15:03:59 (172.150.179.164)
A pair of H/K Citation II's rebuilt with J.McShane's rebuild kits will come in under $5000. It will give you 120 plus watts per channel, when you operate the II's as monoblocs. They will handle any ki .......
223: Tech Square, Re: WHITE GREASE (0.00)
Posted by elflow on 2006-12-12, 17:16:05 (172.166.116.179)
Hi, Lithium, is probably the most common grease base, but it could also be calcium base. Most white food machinery greases are calcium base. there are also bentone (clay), barium, calcium 12 hydroxy .......
224: Tubes Asylum, Re: The first question always has to be, What is a "Westinghouse" tube? (0.00)
Posted by elflow on 2006-12-12, 16:47:10 (172.166.116.179)
Hi, Re the 7591 I concour about it being a Westinghouse design and manufacture. That Westinghouse tube was as good as any one elses and better than most 7591's. But they made few other tubes that wor .......
225: Vintage Asylum, Re: Citation A Preamp? (0.00)
Posted by elflow on 2006-11-05, 19:51:17 (172.132.251.46)
Hi, The Yahooo group: Citationsound has the schematic for it as well as most all the other Citation units. .......
226: Tube DIY Asylum, Re: copper wire (0.00)
Posted by elflow on 2006-10-28, 06:45:40 (172.133.117.251)
Hi, Copper is always annealed in an oxygen free atmosphere, otherwise it will turn dark fron oxidation, I do not know if nitrogren would be any better than other gases. When I was involved in wire ma .......
227: General Asylum, Re: They're pretty much all the same (0.00)
Posted by elflow on 2006-10-25, 06:17:41 (172.133.25.211)
Hi, Very good post. The few times I have recieved something that was damaged, it was from clealy inadequate packing. Some people use shipping boxes that that have already been to the moon and back an .......
228: Amp/Preamp Asylum, Re: Obsolete S.S. Power Amp (0.00)
Posted by elflow on 2006-10-12, 06:45:30 (172.194.17.237)
Hi, One of many pieces I have is a Pioneer SX1000TW reciever purchased new in the summer of 1970. Zero problems and still going strong. .......
229: Vintage Asylum, Re: Empire 598 questions (0.00)
Posted by elflow on 2006-09-28, 09:39:50 (172.192.132.247)
Hi, I hope I can help, First off , I am the sole owner of my 598, having purchased it in 1974, so I know mine is as it left the factory. Yours, if of different vintage, may be different. Mine has fout .......
230: Amp/Preamp Asylum, Re: Huh? Why not get it from Harman in Woodbury, NY? (0.00)
Posted by elflow on 2006-09-18, 12:44:41 (172.131.69.240)
Hi, Harman Kardon has been very supportive when I have requested schematics,ect. assuming they had the information I sought. If it was Citation related I passed it along to the Yahoo Citation sight f .......
231: Amp/Preamp Asylum, Re: information citation 16 Harman Kardon (0.00)
Posted by elflow on 2006-09-18, 07:06:45 (172.130.140.215)
Hello, The Yahoo group Citationsound has the complete technical manual for the amp. The technical manual includes schematics, and drawings showing where on the circuit boards are located. The manua .......
232: Tube DIY Asylum, Re: 12HL7 in Citation II? (0.00)
Posted by elflow on 2006-09-06, 08:47:12 (172.164.188.92)
Hi Jim, Re: tubes V1 and V4 in the Cit II. regarding their effect on distortion, would running these tubes at full filiament voltage result in any reduction of distortion? .......
233: Tube DIY Asylum, Power Transformer Question ?? (0.00)
Posted by elflow on 2006-09-06, 07:14:51 (172.194.182.229)
Hi, Some vintage amps use seperate filiament windings for each channel some use just one winding for both channels. Is this just a transformer design consideration, or is channel seperation better wi .......
234: Tube DIY Asylum, Re: Very true! (0.00)
Posted by elflow on 2006-09-02, 06:51:57 (172.135.99.221)
Hi, Thanks for the answers!! .......
235: Tube DIY Asylum, Down side of direct coupling of amplifer stages. (0.00)
Posted by elflow on 2006-09-01, 06:45:28 (172.150.13.205)
Hi, Some amplifier designs use direct coupling between two amplifier stages and eliminate the coupling capacitor. This naturally puts a lot of DC voltage on the grid of the following stage tube. Will .......
236: Tubes Asylum, Re: That's capitalism for ya... (0.00)
Posted by elflow on 2006-09-01, 06:31:44 (172.150.13.205)
Hi, Take heart, the new tubes are generally getting better all the time. At some point the price of the old tubes will drop, and some people fill take a financial bath. .......
237: General Asylum, Re: Speaking of that.... (0.00)
Posted by elflow on 2006-08-24, 05:56:51 (172.192.126.207)
Hi, That was the Citation XX (Twenty) .......
238: General Asylum, MP3 - A Little Information Please (0.00)
Posted by elflow on 2006-08-23, 07:03:16 (172.162.97.14)
Hi, I have one of these little techno-wonders that I use mainly while I tool around the yard on the mower, or while doing other mundane, aka boring, tasks. My questions are this: what exactly does M .......
239: Vintage Asylum, Re: parts for Harman/Kardon Citation Eleven preamplifier (0.00)
Posted by elflow on 2006-08-21, 20:58:10 (172.162.18.55)
Leon, A good place to start is the Yahoo group called Citationsound From their file section you can download a copy of the factory tech manual for the Citation Eleven. You have to join the group to .......
240: Tube DIY Asylum, Re: HF-86 clone update. (0.00)
Posted by elflow on 2006-08-20, 07:10:14 (172.161.170.43)
Hi, Back in the day when these amps were made, electrolytics were relative expensive, and Eico being a lower cost maker did not put in any more capacitance than necessary to get rid of most of the hum .......
241: Vintage Asylum, Re: Can't find these capacitors, can someone please help?! (0.00)
Posted by elflow on 2006-08-18, 21:12:25 (172.192.80.242)
Hi, I forgot to mention that there is a Yahoo group devoted to the H?K Citations. Its called Citationsound. .......
242: Vintage Asylum, Re: Can't find these capacitors, can someone please help?! (0.00)
Posted by elflow on 2006-08-18, 05:54:27 (172.161.134.224)
Hi, You need to talk to Jim McShane. He has everything you need to rebuild a Citation amp. He uses Solen 4.7 mfd caps in the amp in place of the 4 mfd stock caps. and seriously upgrades the power sup .......
243: Tube DIY Asylum, Re: Russian oil caps (0.00)
Posted by elflow on 2006-08-17, 10:01:59 (172.167.28.157)
Hi, Most think the K40 series is the best. But beware they have steel cases that in some applications may need to be insulated to avoid a short, no the metal case is not part of the actual capacitor. .......
244: Amp/Preamp Asylum, Re: How reliable are the receivers that HK has been making lately? (0.00)
Posted by elflow on 2006-08-17, 08:24:20 (172.130.162.243)
Hi, I cannot speak of their later offerings but I have a nearly ten year old PT 2500 (pre amp/tuner) and PA 5800 (power amp) and I think they are very nice sounding units,they have been absolutely re .......
245: Tubes Asylum, Re: Cathode Stripping and other things (0.00)
Posted by elflow on 2006-08-14, 12:58:29 (172.136.167.49)
Hi guys, I have a 40+ year old Citation II with the origional output tubes in it and another that I installed a set of Mullard KT88's in in 1974. Both amps have a lot of hours on them and both use a .......
246: Tubes Asylum, Re: Citation II Amp On eBay - Update (0.00)
Posted by elflow on 2006-08-10, 17:38:14 (172.165.92.120)
Jim, You have a very good reputation both as a tube vendor, and as the Citation expert. Regerttably people are starting to use your name to market vintage Citation equipment, without buying your kit .......
247: Amp/Preamp Asylum, Re: Best Amp you have Owned Or... (0.00)
Posted by elflow on 2006-08-07, 18:32:21 (172.135.116.2)
Hi, I have owned a H/K Citation II for thirty eight years, in the mean time other amps have come and gone, I keep looking for something better. Sometimes for a short time I mistakenly think I have fo .......
248: Amp/Preamp Asylum, Re: So, back to the thread..... (0.00)
Posted by elflow on 2006-08-07, 05:56:55 (172.128.193.9)
Hi, I would like to add that the transformers were most likely painted by their manufacturer, prior to being shipped to H/K, as their color and shine seldom matched the chassis. This is common when p .......
249: Tubes Asylum, Re: I'm not Jim but.... (0.00)
Posted by elflow on 2006-07-22, 05:22:22 (172.162.169.82)
Hi David, Yea, I did the grounding changes Jim recommemds in the Level II Plus kit. They are an exercise in patience to accomplish without lifting the circuit boards. Especially the rebinding of the .......
250: Tubes Asylum, Re: I'm not Jim but.... (0.00)
Posted by elflow on 2006-07-22, 05:20:15 (172.162.169.82)
Hi David, Yea, I did the grounding changes Jim recommemds in the Level II Plus kit. They are an exercise in patience to accomplish with out lifting the citcuit boards. Especially the rebinding of th .......
251: Tubes Asylum, Ping Jim McShane (0.00)
Posted by elflow on 2006-07-21, 09:29:32 (172.191.34.209)
Hi Jim, I have a question about matching output tubes. My Citation II's are rebuilt using closely matched resistors, and the bias adjust pots are all quite close in value. Now the question. If the b .......
252: Digital Drive, Re: Sewing machine oil is one useful option (0.00)
Posted by elflow on 2006-07-19, 20:56:06 (172.161.254.137)
Hi, Thanks guys! .......
253: Digital Drive, Denon DCD CD now playing skip free! YEA!! (0.00)
Posted by elflow on 2006-07-17, 19:18:23 (172.130.50.139)
Hi, I posted last week about possible cause(s) for CD player skipping. As first suggested I tried cleaning the laser lens to no avail. Today I removed the laser assembly from the transport (without de .......
254: Digital Drive, Re: Denon DCD-620 skips (0.00)
Posted by elflow on 2006-07-13, 07:13:50 (172.163.36.20)
Hi, I tried a cleaning CD and it made no difference. The lens appeared very clean before the cleaning but thought I would try anyway. The unit has never been serviced. What is the approx. cost of a c .......
255: Digital Drive, Denon DCD-620 skips (0.00)
Posted by elflow on 2006-07-11, 13:12:25 (172.190.94.44)
Hello Inmates, This player comes from the eighties and I have always liked it but it is now almost unusable as it will skip with any Cd placed in it. The first track or two will usually play OK but a .......
256: Vintage Asylum, Re: EICO HF-87 (0.00)
Posted by elflow on 2006-06-27, 05:41:45 (172.162.234.162)
Hi, The two capacitors in the voltage doubler always need to be the same value MFD's. Replace them in pairs, best if same brand and type. Best to select ones with low ESR. .......
257: Vintage Asylum, Re: A bit confused..... (0.00)
Posted by elflow on 2006-06-26, 20:44:34 (172.149.52.173)
Hi, Audio equipment in the era of this reciever still used discrete parts in the amplifier section. The integrated circuits now employed in so many amplifier cuts the costs but also cuts the sound qua .......
258: Tube DIY Asylum, Re: classic amp survey 'results' (0.00)
Posted by elflow on 2006-06-22, 18:03:42 (172.129.196.7)
Hi, Yea, to say that voltage doublers have poor regulation is like saying the Pope isn't Catholic. I bet Jim McShane either rolls on the floor in laughter, or comes unglued, if he reads this thread! .......
259: Radio Road, Re: MPX decoder/ Multiplexer (0.00)
Posted by elflow on 2006-06-19, 07:44:13 (172.166.119.171)
Hi, Does your tuner have an output jack labeled "Multiplex Output"? If it does not, you would need to wire one into the circuit, not hard to do but necessary. .......
260: Radio Road, Re: Citation IIIX Tube Tuner Price and Opinions (0.00)
Posted by elflow on 2006-06-19, 05:38:39 (172.145.168.227)
Hi, The non working meter is usually cured by cleaning and reattaching the solder lugs that are secured to the meter by small screws. I second the other opinion about the tuner being one of the best .......
261: Tubes Asylum, Re: Opinions, please ... (0.00)
Posted by elflow on 2006-06-14, 11:01:03 (172.161.101.132)
Hi, The Dyna is probably the warmest and definitely has the most room for improvements and probably the least expensive. The McIntosh and the Citation have the least room for improvement but are at a .......
262: Tube DIY Asylum, Re: Thank you (0.00)
Posted by elflow on 2006-06-10, 07:52:59 (172.129.242.160)
Hi, Your welcome. I forgot to ask what are you planning to do??? FYI: I obtained the data from the Sam's Photofact for the Citation I. All the Photofacts for the Citation I thru V may be accessed i .......
263: Tubes Asylum, Re: Cherry plate KT90 and amp damage (0.00)
Posted by elflow on 2006-06-10, 07:41:40 (172.129.242.160)
Hi, In my experience it is usually the cathode resistor that needs replacing when a tube malfunction occurs. .......
264: Tube DIY Asylum, Re: Citation I Power Transformer (0.00)
Posted by elflow on 2006-06-09, 20:48:00 (172.128.93.150)
Hi, The B+ specs for the Citation I power transformer are: 145 volts @ .110 amps. .......
265: Tubes Asylum, Re: Ping: elflow (0.00)
Posted by elflow on 2006-06-08, 20:38:56 (172.134.190.9)
Hi Jim, I just wanted to announce to the Citation fanatics that you had released your new Level II Plus kit for the Citation II, and to check it out at your websight. .......
266: Tubes Asylum, McShane Level II Plus for Citation II (0.00)
Posted by elflow on 2006-06-08, 07:24:42 (172.144.229.247)
Hi, Last week Jim Mcshane released his long awaited Level II Plus kit for the H/K Citation II. I am presently in the process of installing the "Plus" addition to an amp that already had Jim's Level .......
267: Vintage Asylum, Re: Is it silly to ask a seller if they have ever shipped an item like that before? (0.00)
Posted by elflow on 2006-06-07, 06:51:31 (172.150.224.223)
Hi, Many people on both sides of an Ebay transaction forget one simple truth: Once the buyer has paid for an item, it becomes his and not the sellers. The owner of an item should be able to instruct .......
268: Amp/Preamp Asylum, Re: Best tube amp around 2k? (0.00)
Posted by elflow on 2006-05-31, 17:25:22 (172.147.13.185)
Hi, I have no real source other than Ebay. You just have to be patient! .......
269: Amp/Preamp Asylum, Re: Best tube amp around 2k? (0.00)
Posted by elflow on 2006-05-31, 07:37:55 (172.167.170.15)
Hi, If used amps are in your range of consideration, Get a HK Citation II, rebuild it with J. McShane's kits, and you will have a keeper! No one in 40 plus years has been able to match it let alone b .......
270: Amp/Preamp Asylum, Re: I need Citation V advice (0.00)
Posted by elflow on 2006-04-18, 14:26:12 (172.197.38.166)
Hi, I second it, get the Citation! The price is fair. In its power class, it is nearly impossible to beat, and it will put a major hurt on most amps in its class. Remember that the amp is over forty .......
271: Amp/Preamp Asylum, Re: Best Amplifer for $4 to $5,000 (0.00)
Posted by elflow on 2006-04-17, 10:23:24 (172.194.52.232)
Hi, It is really very simple, The Citation II It has better iron than in any other tube amp ever made, and that works hand in hand with a unique circuit that has the frequency response usually associ .......
272: Vintage Asylum, Re: AR-4x listening impressions (0.00)
Posted by elflow on 2006-04-01, 07:11:49 (172.165.85.238)
Jon, One thing I have learned about the vintage AR's over many years of association is that they need a lot of power to sound good. AR stated in the literature that the 3a required a minimum of 25 wa .......
273: Vintage Asylum, Re: Test of Time// Speaker Surrounds and Cones (0.00)
Posted by elflow on 2006-03-28, 16:29:38 (65.29.87.198)
Hi, Foam surrounds came into vogue in in the mid seventies. I have a pair of AR 3a's that I got in 1969 and they have the rubberized cloth surrounds and they are still good. I have never heard, but do .......
274: Tweakers' Asylum, Re: Testing DIY power cable (0.00)
Posted by elflow on 2006-03-28, 16:19:04 (65.29.87.198)
Paul, The other posts have addressed the testing issue. I would like to comment on assembly. Common recommended practice with stranded wire that is to be wrapped around a screw terminal is to solder .......
275: Vintage Asylum, Re: Eico HF-81 (0.00)
Posted by elflow on 2006-03-20, 20:16:23 (172.160.120.210)
Mike, Have you ever heard a Knight KN 734? It is an EL 84 based stereo amp that Allied radio offered briefley. It is a true top end amp with fixed bias and a lot of nice features. I think it beats .......
276: General Asylum, Re: Should I confirm bank account with Paypal? (0.00)
Posted by elflow on 2006-03-17, 07:12:18 (172.135.150.152)
Hi, Here is my take on the entire issue: First never respond to any email you recieve proporting to be from PayPal. Log on to their websight through your regular Ebay link. Next I have never heard a .......
277: Tubes Asylum, Re: Citation Rework? (0.00)
Posted by elflow on 2006-03-14, 13:29:24 (172.169.80.163)
Hi, Thanks for the favorable mini review. We have mor printed info to get posted. Just have to find the time to scan, modify and upload. .......
278: Tubes Asylum, Re: Citation Rework? (0.00)
Posted by elflow on 2006-03-13, 15:42:47 (172.144.116.215)
Hi, I got to put in a plug for our Yahoo group; Citationsound We have all the construction pictorials for the amp, and lots of other info for the amp. Also a lot of members that have been down the re .......
279: General Asylum, Re: Help Me Establish a Reference Point..... (0.00)
Posted by elflow on 2006-03-13, 15:27:35 (172.144.116.215)
Hey Guys, Back in the sixties AR staged some live vs recorded demonstrations to show people the accuracy of their speakers. They did it with string quartets, but also in a large auditorium where thei .......
280: Tubes Asylum, Re: gutting amps... (0.00)
Posted by elflow on 2006-03-08, 10:16:24 (172.149.90.135)
Hi, If I were you I would't get my hopes up to high about cloning Citation II transformers at a reasonable price, Like tubes, output transformers are part science and part art. You can't just wind th .......
281: Tube DIY Asylum, Re: Which amp has more upgrade potential? (0.00)
Posted by elflow on 2006-03-07, 06:27:57 (172.190.142.169)
Jim, Yea, I admit I am in love with the amp, and it has been a love affair that has lasted thirty-eight years! In that time I have heard a lot of amps but I always come back to the Citation II. I or .......
282: Tube DIY Asylum, Re: Which amp has more upgrade potential? (0.00)
Posted by elflow on 2006-03-06, 06:18:57 (172.192.165.58)
Hi, The Dynaco has more upgrade potential simply because its design is poorer than the Citation II Hands down the Citation II will sound much better, if and this is a big if, you want natural sound .......
283: Tubes Asylum, Re: On buying a Citation II (0.00)
Posted by elflow on 2006-03-03, 18:04:43 (172.133.11.143)
Ben, By all means buy it , but I echo what others have said, if it is origional, rebuild it. Most in origional condition still work and sound good, but not up to their potential. Rectifier diodes tod .......
284: Tube DIY Asylum, Re: Can you help me choose my first tube amp? (0.00)
Posted by elflow on 2006-02-28, 12:20:15 (172.185.179.205)
Hi, If you want a new tube amp with a warranty and some customer support and you have had good luck, and like the head phone amp, Then this may be a good option for you. If you want to get one tube am .......
285: Vintage Asylum, Re: Just bought Acoustic Research AR3!!!!! (0.00)
Posted by elflow on 2006-02-25, 19:58:29 (172.155.164.159)
Hi, One thing I would add is that both the 3 and 3a are very power hungry. AR had a minimum amp size of 25 watts per channel but that was a joke for anything other than background music. For years I d .......
286: General Asylum, Re: Fridge Causes Spike in Amp (0.00)
Posted by elflow on 2006-02-21, 13:23:20 (172.153.112.77)
Hi, I know this is no help or consolation, but this past summer I had a window air conditioner plugged into the same outlet as my monoblocked Citation II's as well as the preamp, and the amps were wit .......
287: Tubes Asylum, Re: Where can I purchase "in-rush" limiter resistor (0.00)
Posted by elflow on 2006-02-19, 21:43:50 (172.132.224.135)
Hi, DigiKey has them. Reference pages 1327 and 1328 I use them on the B+ secondary of the power transformer. They soften the startup for the power supply caps. The trick is to find one with the corre .......
288: Vintage Asylum, Re: Has anyone heard a tube tuner into an FM mx adapter that sounded better than straight mono? (0.00)
Posted by elflow on 2006-02-03, 07:10:55 (172.167.78.179)
Hi, Another consideration that has not been mentioned is that, FM multiplex stereo was approved by the FCC and implemented in the early sixties. Therefore all tube multiplex concerters are first gene .......
289: Vintage Asylum, Re: Just wire past them. (0.00)
Posted by elflow on 2006-01-27, 08:36:47 (172.137.11.193)
Hi, I think most people had the pots on the vintage AR's turned all the way up (I always do). With some if not all the AR's you will get slightly more output from the tweeter and or mid range if the .......
290: Tube DIY Asylum, Re: It all depends on interpretation. (0.00)
Posted by elflow on 2006-01-18, 07:06:18 (172.194.36.155)
Hi, Let's just say that if tube amps are damaged by being operated with no load connected, then their would be no vintage amps for us to enjoy today! .......
291: Tube DIY Asylum, Re: Even if it doesn't blow your amp (0.00)
Posted by elflow on 2006-01-16, 18:43:40 (172.193.112.187)
Hi, I said in my opening statement that it is not recommended to operate an amp without a load. The manufacturers had to stand behind their product, and as such, considerations such as the amp not be .......
292: Tube DIY Asylum, Re: You can damage the output transformer and/or arc the tubes... base's (0.00)
Posted by elflow on 2006-01-16, 07:33:08 (172.154.98.232)
Allen, While not being recommended, any properly designed tube amp will not be harmed if the speakers are not connected. In forty plus years on numerous occasions I have had amps on with music playin .......
293: Tube DIY Asylum, Re: Motorboating Plus Loss of 1/2 Volume (0.00)
Posted by elflow on 2006-01-07, 06:30:37 (172.168.116.97)
Hi, If the amp employs negative feedback, check for a shorted resistor or capacitor in that circuit. .......
294: Tubes Asylum, Re: Ping Jim McShane (0.00)
Posted by elflow on 2006-01-06, 06:51:54 (172.193.83.188)
Hi Jim, Thanks for the conformation, A recently acquired Citation II has an intermittent distortion in one channel that I have tracked to the voltage amp tube. When the distortion is present there is .......
295: Tubes Asylum, Re: Ping Jim McShane (0.00)
Posted by elflow on 2006-01-05, 18:43:21 (172.169.14.144)
Hi Jim, Thanks for the info. I ask the same question in a FM tuner group and they confirmed the regulator idea. They said it is almost never seen on consumer products. More commonly seen in commercia .......
296: Tubes Asylum, Re: Ping Jim McShane (0.00)
Posted by elflow on 2006-01-04, 20:39:51 (172.194.111.47)
Hi Jim, The neon light I am refering to is not the stereo indicator, in the schematic it is below V4. One lead is grounded the other is connected between R16 & R17. It is present on both the mono and .......
297: Tubes Asylum, Re: Ping Jim McShane (0.00)
Posted by elflow on 2006-01-04, 17:24:06 (172.196.141.242)
Jim, Thanks, that is pretty close to what I figured. There is one more question about the tuner that I forgot to ask: What is the purpose of the neon lamp buried deep in the bowls of the FM "cartridg .......
298: Tubes Asylum, Ping Jim McShane (0.00)
Posted by elflow on 2006-01-03, 17:02:48 (172.161.142.30)
Hi Jim, Regarding the Citation III & IIIX tuners, could you explain how they got minus 17 volts off the high voltage center tap of the transformer/minus plates of C61a&b by letting this connection " .......
299: Tubes Asylum, Re: Ebay advice needed (0.00)
Posted by elflow on 2005-12-31, 20:32:37 (172.150.96.45)
Hi, Packages are subject to inspection at the border, that is often the big hold up and there may be a backlog because of the holidays. .......
300: Vintage Asylum, Re: Not what to sell but when to sell? (0.00)
Posted by elflow on 2005-12-31, 10:54:23 (172.160.228.92)
Hi, Best to sell before spring, As the weather warms people have more diversions for their time and money! My $ .02's .......
301: Tube DIY Asylum, Re: Maybe, but not as we know it, Jim. (0.00)
Posted by elflow on 2005-12-31, 10:23:49 (172.160.228.92)
Hi Jim, Lets face it! As I have said before the origional Citations are as mis-understood today as they were 40+ years ago. Hegeman was a mavrick designer and that's what it takes to be able to th .......
302: Tubes Asylum, Re: PENTA LABS KT88SC - More then 1 type? (0.00)
Posted by elflow on 2005-12-30, 20:21:26 (172.161.1.154)
Hi, Nope, the one in your link is the one I first ordered and it has the oval holes in the plate and two getters. Penta as I see it is presently only offering two KT88SC's this one labeled Penta and .......
303: Tubes Asylum, Re: PENTA LABS KT88SC - More then 1 type? (0.00)
Posted by elflow on 2005-12-30, 18:06:05 (172.199.218.207)
Hi, I will see if I can clear this matter up, but I am no authority as I do not have both tubes yet. I have the Penta KT88SC it is made for them in China, and it has oval holes in the plate. It has .......
304: Tubes Asylum, Re: PENTA LABS - follow up (0.00)
Posted by elflow on 2005-12-30, 09:18:16 (209.131.217.19)
Hi All, I am very impress with my first pair of Penta KT88SC's in my Citation II and have just ordered two more pair. My question: has anyone tried their 6L6GC's ? I have a Citation V and the outpu .......
305: General Asylum, Safest method for privite sale (0.00)
Posted by elflow on 2005-12-30, 06:39:59 (172.197.121.102)
Hi, I had a guy contact me via Ebay email to see if I was intrested in an amp like I was the second higest bidder on recently. According to him and his Ebay feedback he is a buyer only (ie not regist .......
306: Tube DIY Asylum, Re: Help with EICO lytic sizing (0.00)
Posted by elflow on 2005-12-29, 10:41:51 (172.156.124.97)
Hi Nate, All tube rectifiers have a maximum surge capacity specification. This specification determines the value of the first capacitor directly connected to the rectifier, because you do not want t .......
307: Tube DIY Asylum, Re: Tube amp still best sounding now? (0.00)
Posted by elflow on 2005-12-29, 08:02:56 (172.185.145.90)
Mike, I agree, The manufacture of audio output transformers, like tubes is part science, part art and a few trade secrets thrown in. If they stay at it, the makers will relearn the things that make a .......
308: Vintage Asylum, HK Citation B Schematic available! (0.00)
Posted by elflow on 2005-12-28, 18:57:57 (172.172.0.185)
Hi, Today I came into possession of a factory schematic for the Harman Kardon Citation B solid state power amp. It is posted in the file section of the Yahoo group Citation Sound. The link to the gro .......
309: Tubes Asylum, Re: I don't see $44 either (0.00)
Posted by elflow on 2005-12-28, 17:41:30 (172.172.0.185)
Hi, I'm sorry to hear about the high cost of shipping to Canada. I also recently purchased a pair of KT88SC's and a Mullard 12AT7 from Penta Labs. For me shipping was indeed free, but I live in the U .......
310: General Asylum, Re: Same thig happened to me but different result......... (0.00)
Posted by elflow on 2005-12-23, 18:10:46 (172.193.107.66)
Back in the sixties AR Speaker staged some live vs recorded demonstrations where they pitted their best speakers powered by amps like the Mac 275 and the HK Citation II, against a live string quartet .......
311: Tube DIY Asylum, Re: Improving the mac tube amps and other amps (0.00)
Posted by elflow on 2005-12-22, 05:45:06 (172.155.1.176)
Mike, Its remarkable that I have been having similar thoughts about improving the bias power supply but was thinking along a different line. Have you or anyone else ever tried using a full wave bridg .......
312: Tubes Asylum, Re: KT88 vs. KT90 vs. 6550 (0.00)
Posted by elflow on 2005-12-21, 19:14:46 (172.167.85.122)
Hi, I recently acquired a pair of Penta Labs KT88SC's My initial reaction is very positive. Out of the box, they have better tonal balance than my broken in EH KT88's. No one tube is the best in ever .......
313: Vintage Asylum, Re: Citation A schematic Got it! (0.00)
Posted by elflow on 2005-12-17, 09:18:39 (172.197.48.182)
Eric, Most of the activity is on the tube side of the asile in the Yahoo group. It is like most groups, the activity comes in spurts then dies off for a while. As I said before, there are more Citati .......
314: Vintage Asylum, Re: HOw does vintage gear fair with low efficiency speakers (0.00)
Posted by elflow on 2005-12-16, 19:41:45 (172.172.217.215)
Hi, Unless your music tastes lean heavily toward that which contains no high sound levels, I do not think you will be happy trying to drive inefficient speakers with a low power amp, as the amp will h .......
315: Tubes Asylum, Re: Citation A schematic Got it! (0.00)
Posted by elflow on 2005-12-16, 19:22:35 (172.172.217.215)
Hi, Woops!!! I posted this in the wrong asylum ward! I have reposted in the vintage ward. Thanks Elflow .......
316: Vintage Asylum, Citation A schematic Got it! (0.00)
Posted by elflow on 2005-12-16, 19:19:15 (172.172.217.215)
Hi, Woops, I first posted this nessage in the wrong ward! At any rate I got a complete schematic from HK. I posted it on the Yahoo group Citation Sound in the file section. See the link below. If a .......
317: Tubes Asylum, Citation A schematic Got it! (0.00)
Posted by elflow on 2005-12-16, 19:08:59 (172.172.217.215)
Hi, A while back I posted a request for this preamps schematic. No success. Today I got a complete schematic from HK. I posted on the Yahoo group Citation Sound and it can be accessed there. See the .......
318: General Asylum, Re: Electromagnetic room shielding? (0.00)
Posted by elflow on 2005-12-15, 08:46:58 (172.144.0.160)
Hi, Some years ago I was a QC manager in a factory manufacturing high voltage (up to 69 kv) cable. Every reel had to be tested for leakage through the insulation, this had to be done in an electrical .......
319: Amp/Preamp Asylum, Re: Citation 16 and 17 (0.00)
Posted by elflow on 2005-12-15, 07:21:21 (172.173.101.242)
Hi, Probably the reason it was not mentioned in the Cit 11 manual is that this is an earlier preamp and then amps capable of in excess of 300 watts/ch were very rare when this preamp was made. You wou .......
320: Inmate Systems, elflow's Main (0.00)
Posted by elflow on 2005-12-15, 07:12:15 (172.173.101.242)
To add your system, you must register .">
Audio Asylum Inmate elflow's Main System
Home
/ FAQ
/ News
Classifieds
/ Events
.......
321: Amp/Preamp Asylum, Re: 4or 8 ohm speaker tabs (0.00)
Posted by elflow on 2005-12-12, 06:32:24 (209.131.221.49)
Hi Doc, I think you said it all, A person needs to try it both ways, and see which sounds better. With different amps and speaker combinations, the results may vary. .......
322: Amp/Preamp Asylum, Re: Citation series (0.00)
Posted by elflow on 2005-12-09, 17:27:25 (209.131.217.72)
Jim, Im glad to know that I am not stressing the transformer in the Cit ation IV. Its great when one can improve a power supply and at the same time reduce the stress on the transformer. Regards, Elf .......
323: Tubes Asylum, Re: Depends (0.00)
Posted by elflow on 2005-12-08, 07:15:48 (209.131.221.57)
Hi, I also have had good results with J. McShane. Also just got a MP of KT88SC's from Penta Labs and they biased exactly the same in my Citation II, and they burn in their tubes a minimum of 48 hours .......
324: Amp/Preamp Asylum, Re: Citation series (0.00)
Posted by elflow on 2005-12-07, 09:21:06 (209.131.221.23)
Hi Jim, Respectably, I guess I am missing something, but what you say does not jive with my ARRL manual and from what I got from the Hammond, and Stancor sights. Yes the AC output current recommendat .......
325: Vintage Asylum, Re: Pioneer SX1000TA receiver brought back to life (0.00)
Posted by elflow on 2005-12-06, 17:45:21 (209.131.217.226)
Hi, In your heading you call it a SX1000TA and in the body of your post you call it a SX100TA. I have a SX1000TW which may be a close relative. I was told that the SX1000's were Pioneers first transi .......
326: Amp/Preamp Asylum, Re: Citation series (0.00)
Posted by elflow on 2005-12-06, 09:29:44 (209.131.217.185)
Hi Jim, Might I suggest that some other problem such as a bad transformer, wiring short or bad rectifier caused the transformers in the Cit IV to burn out. Mine with a full wave bridge has been opera .......
327: Amp/Preamp Asylum, Re: Citation series (0.00)
Posted by elflow on 2005-12-06, 04:59:04 (209.131.217.107)
Hi, The Citation IV was built to a lower price point than the Citation I. The Citation I has a much better power supply, stepped tone controls, turnover and rolloff controls for phono equalization, s .......
328: Vintage Asylum, Re: eico hf89 (0.00)
Posted by elflow on 2005-12-04, 07:28:25 (209.131.217.219)
Hi, I was involved in hi fi back when Eico was making these amps, had had a ST70 back then. Eico was one of the low price three of the trade. And while their products are respectable, their were a lo .......
329: General Asylum, Re: Is there an ideal time of the year to sell an item? (0.00)
Posted by elflow on 2005-12-04, 06:28:56 (209.131.217.219)
Hi, As a general rule I believe Hi Fi equipment sells better during the winter months when people have less outdoor diversions. .......
330: General Asylum, Re: The warm glow of tubes...RULE! (0.00)
Posted by elflow on 2005-11-28, 05:38:29 (209.131.221.2)
Hi, On a cold winter's night it is hard to beat the warm glow of two Citation II's operating as mono blocs. They make good space heaters too! .......
331: Vintage Asylum, Re: V-15VMR With Empire 598? (0.00)
Posted by elflow on 2005-11-27, 17:22:17 (209.131.221.67)
Hi, Since new in 1974 I have had an Empire 1000ZEX cartridge in my 598 TT. The cartridge is high compliance and the combo has never yeilded any problems. Regards, .......
332: Tubes Asylum, Re: so your saying we should have used a choke as well as R and C? (0.00)
Posted by elflow on 2005-11-26, 05:32:01 (209.131.217.35)
Hi, If you went from tube to solid state rectification, you most likely had to reduce the higher DC voltage with some resistors. If that is the case you might as well gain the benefit of a choke and .......
333: Tubes Asylum, Re: sound of rectifiers (0.00)
Posted by elflow on 2005-11-25, 10:44:00 (209.131.217.174)
Hi, What a tube in an amplifier circuit wants from the power supply, so that it can perform to its optimum is pure DC of unwavering voltage with no AC artifacts. For this reason I am a fan of solid s .......
334: Tubes Asylum, Re: eico 667 (0.00)
Posted by elflow on 2005-11-25, 07:17:13 (209.131.221.94)
Hi, All these settings are the same for my 667 except for the 12AX7, my chart lists the grid setting at 15 and the plate at 80. In every case the additional levers are set in the "one" (1) position. .......
335: Tubes Asylum, Re: eico 667 (0.00)
Posted by elflow on 2005-11-24, 20:23:52 (209.131.217.80)
Hi, I have the 667 tube tester settings for the tubes you requested. They are in the MS Word program format. If your computer has the "Word" program you should be able to open it. Send my your Emai .......
336: Tubes Asylum, Re: eico 667 (0.00)
Posted by elflow on 2005-11-23, 08:39:55 (209.131.217.161)
Hi, I have to go to work shortly, but should be able to get the settings tomorrow, would you send me an Email through this forum with your Email address, and I will send you a printable list of the s .......
337: Tubes Asylum, Re: eico 667 (0.00)
Posted by elflow on 2005-11-23, 06:34:02 (209.131.221.85)
Hi, I also have an Eico 667 tester. If you post a list of the tubes I will see if they are on my chart, and get you the settings. .......
338: Tubes Asylum, Re: Which Penta Labs KT88SC to buy? (0.00)
Posted by elflow on 2005-11-22, 06:18:07 (209.131.217.97)
Hi, In what country is Penta Labs located? .......
339: Vintage Asylum, Re: Opinions on Vintage Tube Preamps - Citation, PAS or CJ? (0.00)
Posted by elflow on 2005-11-17, 08:06:54 (209.131.221.83)
Hi, I believe you need to update your prices for Citation I's Ones in nice cosmetic condition are $700 and up. An unrestored nice unit recently sold for $1300. I am afraid the secret about this pre-a .......
340: General Asylum, Re: Sony sinks deeper and deeper (0.00)
Posted by elflow on 2005-11-17, 07:45:31 (209.131.221.83)
All this from a company that has strong roots in the production of consumer equipment for recording audio and video! .......
341: Vintage Asylum, Re: Harman Kardon trio and Heathkit (0.00)
Posted by elflow on 2005-11-11, 09:39:22 (209.131.217.23)
Some power amps had an imput level control, one could use that to balance the two channels, otherwise one would just use the balance control to equalize the sound levels. The concept may have been .......
342: Vintage Asylum, Re: AR-4x vs AR-4xa (0.00)
Posted by elflow on 2005-11-11, 08:05:51 (209.131.217.68)
Hi, I second the comment about AR's need amps of substantial power. In their literature for the AR4's I believe they recommended a minimum of 15 watts per channel. From my experience with AR speakers .......
343: Vintage Asylum, Re: Harman Kardon trio and Heathkit (0.00)
Posted by elflow on 2005-11-11, 07:52:46 (209.131.217.68)
Hi, I am not absolutely sure with the HK trio, but in the early days of stereo (after the introduction of single grove stereo records) Several compononent makers made it possible to incorporate an ex .......
344: Radio Road, Re: What are your top 3 choices for your all time favorite tuners; tube, SS, old, new, modded, etc. Anything goes. nt (0.00)
Posted by elflow on 2005-11-09, 06:20:00 (209.131.217.127)
Just one choice: HK Citation IIIX You have to find a quality FM station to appreciate how good FM can sound with this tuner. .......
345: Vintage Asylum, Re: Inherited Equipment Part II - HK Citation I (0.00)
Posted by elflow on 2005-11-08, 21:37:40 (209.131.217.49)
Hi, If you decide to keep the Citation and rebuild it you might want to join the yahoo group Citationsound. There are probably more printed Citation specific resources available there than about anyw .......
346: Vintage Asylum, Re: Where does 'Knight' tube gear rank relative to Heathkit, Dynaco, Pilot, etc? (0.00)
Posted by elflow on 2005-11-08, 06:21:13 (209.131.217.234)
Hi, From my experience, Knight and Heath were in the same league in that they made some very cheap to some very good equipment, except that Heath frequently rushed models into production before all th .......
347: Tubes Asylum, Re: Rogue M150s. SED winged C, 6550 or KT88? (0.00)
Posted by elflow on 2005-11-05, 09:29:31 (209.131.217.29)
Jim, With the limited amount of time you have had to listen to the new Tung Sol 6550 in the Citation II how would you describe them in comparison to the EH KT88? Also what is your favorite new issue .......
348: Vintage Asylum, Re: Citation A Schematic Needed. (0.00)
Posted by elflow on 2005-11-04, 18:39:16 (209.131.221.128)
Hi, Since the early seventies I have had a partial schematic for the Cit A. It contains the phono preamp, power supply and the first part of the line stage. I still need a schematic of the complete l .......
349: Vintage Asylum, Re: Check with.... (0.00)
Posted by elflow on 2005-11-03, 09:53:18 (209.131.221.35)
No dice with Jim. He has nothing for the Citation A. I have gotten several things from him for my tubed Citations and yes he is a great person to deal with. .......
350: Amp/Preamp Asylum, Re: Does Bridging a Power amp degrade its sound quality?? (0.00)
Posted by elflow on 2005-11-02, 05:25:04 (209.131.217.107)
Hi, From my experience I say the answer is: no change. I have a pair of rebuilt Citation II's driving a pair of very power hungry vintage AR 3a's and the speakers have never sounded better. The amp .......
351: Vintage Asylum, Citation A Schematic Needed. (0.00)
Posted by elflow on 2005-11-01, 18:02:08 (209.131.221.59)
Hi, The message says it all, I have owned this somewhat problematic unit since 1972. With out firing it up I do not remember what is wrong with one channel. My primary intrest is with the vintage tu .......
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