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1: MagneQuest/Peerless Forum, RE: Ping Paul Joppa (0.00)
Posted by fitz on 2017-07-19, 07:16:19 (38.109.141.132)
Thanks for the reply Blackplate. I appreciate the suggestion on cap coupling and confirmation on the c4s values. The three watt output would be fine for my speakers, so not really worried about that. .......
2: MagneQuest/Peerless Forum, Ping Paul Joppa (0.00)
Posted by fitz on 2017-06-28, 09:26:03 (38.109.141.132)
I took the operating points from the JE Labs EL34 and changed the driver to an EF86. For the driver I went with the triode operating points listed in the Philips datasheet. 350v and 3.15mA current .......
3: MagneQuest/Peerless Forum, RE: Rit-5 Jr question (0.00)
Posted by fitz on 2017-05-19, 05:57:04 (38.109.141.132)
I just resent the email. .......
4: MagneQuest/Peerless Forum, RE: Rit-5 Jr question (0.00)
Posted by fitz on 2017-05-10, 16:59:44 (108.201.27.30)
Sounds good. I also sent you an email for some opt's when you get a chance. .......
5: MagneQuest/Peerless Forum, Rit-5 Jr question (0.00)
Posted by fitz on 2017-05-04, 16:09:33 (108.201.27.30)
I saw some threads about the differences between Rit-5 Jr and a grid choke. I also found some info saying that the purpose of the interstage is to increase the resistance of the plate. On another boar .......
6: Inmate Systems, fitz's Small setup (0.00)
Posted by fitz on 2016-07-11, 13:59:25 (38.109.141.132)
fitz 's Small setup System
IP Address: 38.109.141.132
Last Update: July 11, 2016 at 13:59:25
Amplifier: EAR Yoshino 859 single ended integrated
Preamplifier (or None if Integrated): No .......
7: MagneQuest/Peerless Forum, PGP 8.1 mounting (0.00)
Posted by fitz on 2014-01-16, 08:33:02 (65.120.174.25)
I searched past threads and couldn't find where this was asked before. Since the PGP 8.1 is a drop thru mount, is there still a need to orientate output transformers next to it a certain way ? ::: TOP .......
8: MagneQuest/Peerless Forum, RE: BH5 & BH6 (0.00)
Posted by fitz on 2013-03-20, 17:59:12 (99.120.187.93)
Take care Mike. I'm there with you. Had knee surgery a couple of weeks ago. .......
9: MagneQuest/Peerless Forum, Ping Mike (0.00)
Posted by fitz on 2013-03-19, 19:25:56 (99.120.181.217)
Mike sent you an email about some FS-030 transformers. .......
10: MagneQuest/Peerless Forum, RE: WE 300B operating points (0.00)
Posted by fitz on 2012-10-09, 19:42:06 (99.184.108.219)
"Are these the op points your aiming at?" Yes this is what I was going for. .......
11: MagneQuest/Peerless Forum, RE: Low watt 300b parafeed (0.00)
Posted by fitz on 2012-10-09, 19:39:15 (99.184.108.219)
"The parafeed cap value looks good; personally I would take it to the 300B cathode rather than to ground directly." Why do you prefer this ? "In any case, be sure to bypass the cathode resistor with .......
12: MagneQuest/Peerless Forum, Low watt 300b parafeed (0.00)
Posted by fitz on 2012-10-08, 21:27:14 (207.224.236.4)
I took a crack at designing a low wattage 300b parafeed amp using Mikes layout. I know some will have reservations about the 12ax7, but I am looking for some input on the design. This is my first a .......
13: High Efficiency Speaker Asylum, Decware Gizmo (0.00)
Posted by fitz on 2011-11-29, 05:24:49 (207.224.236.4)
Is the Gizmo pretty much the same as Electra-Print's passive preamp ? .......
14: Inmate Central, RE: Look out, I'm going to start learning a tai chi weapon form (0.00)
Posted by fitz on 2010-02-23, 11:37:24 (207.224.236.4)
After class does everyone load up in the Towncar and hit the senior's earlybird buffet special ? .......
15: General Asylum, RE: Thanks a lot freeloader! (0.00)
Posted by fitz on 2010-02-15, 19:28:27 (69.171.160.84)
"Sorry, but that's not a good analogy." Maybe not, but how many people do you think are going to pay or help you when you call them "freeloaders?" .......
16: General Asylum, RE: Thanks a lot freeloader! (0.00)
Posted by fitz on 2010-02-15, 17:05:54 (69.171.160.84)
"My attitude may be a bit self serving, but from the view point of a web site operator, blocking ads is in essence stealing from the sites you visit." So am I stealing from the USPS when I throw away .......
17: K&K Audio / Lundahl Transformers, RE: Used pair LL1660/18mA for sale (0.00)
Posted by fitz on 2010-01-06, 08:36:41 (207.224.236.4)
I'll take them if they are still available. .......
18: MagneQuest/Peerless Forum, Transformers for sale (0.00)
Posted by fitz on 2008-05-13, 20:00:57 (64.149.60.188)
With Mike's permission... I have a set of Magnequest transformers for sale. I bought these specificly to make a Morrison Micro amp but never got around to building the amp. I have since gone to some i .......
19: Rocky Road, RE: Don't tempt me. -t (0.00)
Posted by fitz on 2008-03-31, 20:11:56 (64.149.56.175)
Wow. This is a first. Someone on AA that doesn't have Bruce's lips planted firmly on their ass. Has hell frozen over ? .......
20: MagneQuest/Peerless Forum, Anybody want to trade (0.00)
Posted by fitz on 2007-08-28, 07:34:34 (65.120.151.34)
With Mike's permission... I have a pair of EXO-45's with M4 lams. These are brand new and never been hooked up. I am needing a pair of air gapped transformers (DS-025's or TFA-204's) I'm open to other .......
21: General Asylum, Shh... I heard an egg timer. Either your eggs are done or the amp is warmed up. (0.00)
Posted by fitz on 2006-12-20, 13:48:26 (70.142.42.159)
Better hurry before the client realizes he is considering buying stereo gear from someones damn kitchen. .......
22: General Asylum, Palmdale. Home of the kitchen demo . (nt) (0.00)
Posted by fitz on 2006-12-20, 10:01:37 (65.120.151.34)
nt .......
23: Critic's Corner, Re: What's a dookyhead? (0.00)
Posted by fitz on 2006-03-27, 07:45:01 (65.120.151.34)
You no like the joke kemosabe ? .......
24: Critic's Corner, Re: Oops!...shifting positions... (0.00)
Posted by fitz on 2006-03-26, 16:45:30 (152.163.101.6)
LOL ! Is that where the title "Dookyhead" came from ? .......
25: MagneQuest/Peerless Forum, Re: are there any ladder attenuator calculators on the web? (0.00)
Posted by fitz on 2006-03-09, 14:27:11 (65.120.151.34)
This work ? .......
26: MagneQuest/Peerless Forum, See if I can get people talking again. :-) (0.00)
Posted by fitz on 2006-03-03, 13:25:29 (65.120.151.34)
Anyone have any thoughts on the schematic in the link ? Improvements ? Comments ? .......
27: MagneQuest/Peerless Forum, Identify 45 parafeed schematic (0.00)
Posted by fitz on 2006-02-28, 08:34:44 (65.120.151.34)
Is this the schematic to the Bottlehead Excite amp ? .......
28: K&K Audio / Lundahl Transformers, Ciuffoli 20w PP EL34 (0.00)
Posted by fitz on 2006-02-01, 07:48:38 (65.120.151.34)
Does anyone here have any experience with the 20w PP EL34 amp by Andrea Ciuffoli ? Especially using amorphous interstage and output transformers. I'm curious about the sound. Thanks. .......
29: K&K Audio / Lundahl Transformers, Re: More amorphous core transformers (0.00)
Posted by fitz on 2006-01-26, 08:56:26 (65.120.151.34)
Any word of an amorphous LL1649 ? .......
30: MagneQuest/Peerless Forum, Help with power supply (0.00)
Posted by fitz on 2005-11-30, 13:21:22 (65.120.151.34)
Would someone be so kind as to give me a hand with a power supply ? I am needing a B+ of 320v and am wanting to use one of the Peerless power transformers. I would also like to use some 47uF capacitor .......
31: MagneQuest/Peerless Forum, Re: next to Cobalt SE Parafeed . . (0.00)
Posted by fitz on 2005-08-22, 20:14:05 (68.89.197.37)
Thats exactly what I was looking for. Thanks Jeff. .......
32: MagneQuest/Peerless Forum, Re: next to Cobalt SE Parafeed . . (0.00)
Posted by fitz on 2005-08-22, 06:28:58 (65.120.151.34)
Can you explain how the nickel sounds compared to m4 ? I know it will be a matter of taste, but do you find one material more detailed thank the other ? Warmer ? Quicker ? Would the "chalk stripe" be .......
33: MagneQuest/Peerless Forum, Pantheon Solstice Preamp (0.00)
Posted by fitz on 2005-08-05, 13:52:10 (65.120.151.34)
Any news on when the schematic will be available ? .......
34: Inmate Central, Re: Nice thought but... (0.00)
Posted by fitz on 2005-05-06, 09:42:42 (65.120.151.34)
> By liberated, do you mean the canadians taught them to hang curtains ? .......
35: MagneQuest/Peerless Forum, Interesting auction (0.00)
Posted by fitz on 2005-04-25, 18:12:46 (68.89.199.155)
I thought this might be of some interest to someone here. Maybe even Mike himself. Kinda neat. .......
36: MagneQuest/Peerless Forum, Re: lookin' good (0.00)
Posted by fitz on 2005-04-05, 05:56:24 (65.120.151.34)
Hi Mike. It is just a standard hammond aluminum chassis. That might change though before I am able to start drilling. I thought about ordering one through Frontpanel Express. No that will go under. .......
37: MagneQuest/Peerless Forum, Eye candy in progress (0.00)
Posted by fitz on 2005-04-04, 20:57:29 (68.89.204.254)
Well I am still a little ways away from finishing my project, I thought I would post a pic anyway. This is soon to be a nice Morrison Micro 2A3 amp. The opts are DS-025, the choke is 04-002(5hy), the .......
38: MagneQuest/Peerless Forum, Re: what custom, cool, exotic project should we do next? (0.00)
Posted by fitz on 2005-02-21, 05:43:05 (65.120.151.34)
Wasn't there some talk a while back of a pp series of the Robin Hood transformers ? .......
39: MagneQuest/Peerless Forum, Re: Endbells (0.00)
Posted by fitz on 2005-01-28, 08:01:07 (65.120.151.34)
> I found these in unfinished steel at Triode Electronics for the Magnequest MQ-060 if this helps. .......
40: MagneQuest/Peerless Forum, Help needed... Gordon... others (Simple 84) (0.00)
Posted by fitz on 2004-11-19, 08:44:17 (65.120.151.34)
I am intersted in building the Simple 84 that Gordon posted a while back for my next project. He said that the amp needed from 1 to 3dB of feedback. Can someone guide me on how you figure the value of .......
41: MagneQuest/Peerless Forum, Re: 27 preamp questions (0.00)
Posted by fitz on 2004-10-14, 11:08:01 (65.120.151.34)
Lots of great suggestions for tweaking circuit. I will try them when I get everything built up. Thanks for the reply Jeff. .......
42: MagneQuest/Peerless Forum, Re: kiss'ing a 27 (0.00)
Posted by fitz on 2004-10-12, 11:02:12 (65.120.151.34)
I always heard it was "Keep It Simple Stupid". I already have a pair of EXO-01's. Thats why I was hoping they would be large enough. It is a simple circuit and I am hoping it will sound very nice. Tha .......
43: MagneQuest/Peerless Forum, Re: Looks fine to me...here is a little tool that you might find (0.00)
Posted by fitz on 2004-10-12, 07:27:37 (65.120.151.34)
I have looked at Jim's site quite a bit and used one of his designs to help get me started. I wanted some experience to check my work since this is my first try. Thanks for the reply Bas. .......
44: MagneQuest/Peerless Forum, 27 preamp questions (0.00)
Posted by fitz on 2004-10-11, 12:15:38 (65.120.151.34)
Looking for some help with my first preamp design. Any thoughts... suggestions... corrections ? Is 100H enough for the plate choke ? I believe Voltsecond said that 10H per 1k of rp is good. I listed s .......
45: Tube DIY Asylum, Berman 76 Preamp (0.00)
Posted by fitz on 2004-09-28, 07:20:32 (65.120.151.34)
Hello folks. I'm looking for the Berman 76 preamp that everyone talks about on here. Is this schematic is posted on the internet anywhere ? Thanks for the help. .......
46: MagneQuest/Peerless Forum, Plate choke question (0.00)
Posted by fitz on 2004-09-22, 07:23:45 (65.120.151.34)
Can a plate choke such as the BCP-15 be used as a filter choke in a power supply with good results ? Sorry if this has been asked before. I did a search of the posts but didn't find an answer. Thanks. .......
47: Critic's Corner, Re: Please do not put words in my mouth (0.00)
Posted by fitz on 2004-08-26, 20:42:26 (68.89.204.96)
Well we can agree to disagree. However I imagine the number of potential readers prepared to purchase an amp priced at more than a quarter mil are realitvely nil to those who build or are interested i .......
48: Critic's Corner, Hmmm... (0.00)
Posted by fitz on 2004-08-26, 06:47:14 (65.120.151.34)
> ... are you saying that there are more people that would purchase a 350,000 amp than there are people into DIY audio ? .......
49: MagneQuest/Peerless Forum, Re: RH-PF core materials (0.00)
Posted by fitz on 2004-08-24, 19:54:18 (68.92.107.98)
I contacted Mike about this before and he told me they were available with... 1. M6 2. M4 3. Pinstripe 4. Nickel There might be more, but those are what I remember. Sorry I don't remember the prices. .......
50: MagneQuest/Peerless Forum, Mike - Question on DS-025 (0.00)
Posted by fitz on 2004-08-04, 11:55:43 (65.120.151.34)
Hey Mike, I sent you a payment for a pair of high current DS-025 transformers. Are the "high current" transformers the same dimensions as the regular DS-025 transformers as far as the mounting holes ? .......
51: MagneQuest/Peerless Forum, Re: I'll be out on medical leave for a week or so.... (0.00)
Posted by fitz on 2004-06-29, 06:02:25 (65.120.151.34)
Sorry to hear that. Take care of yourself and get well soon. .......
52: MagneQuest/Peerless Forum, Thanks for the info Bas (nt) (0.00)
Posted by fitz on 2004-06-25, 05:54:03 (65.120.151.34)
nt .......
53: MagneQuest/Peerless Forum, Ping G - 6V6 Parafeed (0.00)
Posted by fitz on 2004-06-24, 07:42:47 (65.120.151.34)
Newbie question. Could you explain the purpose of resistors R1(220) and R6(1K) ? Thanks. .......
54: Vinyl Asylum, Re: Declining ethics (0.00)
Posted by fitz on 2004-06-03, 10:32:35 (65.120.151.34)
> > Sounds like you have rationalized it pretty well. .......
55: Bottlehead Forum, Re: I'm in beautiful Tulsa... (nt) (0.00)
Posted by fitz on 2004-05-05, 05:51:01 (65.120.151.34)
Have you tried the Chrome Shop on Mingo Rd ? Or call one of the Harley shops and ask them where they get their plating done. .......
56: Bottlehead Forum, Re: Where'd you get it plated? No place in Oklahoma...(nt) (0.00)
Posted by fitz on 2004-05-04, 13:06:48 (65.120.151.34)
Where are you in Oklahoma ? .......
57: Bottlehead Forum, Valve mag. (0.00)
Posted by fitz on 2003-12-08, 09:34:01 (65.120.151.34)
Is valve magazine dead ? The issue up now is dated for Winter 02-03. .......
58: Tube DIY Asylum, Re: Interstage Transformer - 211 SET (0.00)
Posted by fitz on 2003-07-29, 16:47:33 (172.203.238.239)
How about here... http://www.eifl.co.jp/index/export/ISO.html .......
59: General Asylum, Re: What other forums do you guys visit? (0.00)
Posted by fitz on 2003-07-29, 04:56:38 (65.120.132.34)
www.audioannex.com www.audiogon.com www.diyaudio.com .......
60: General Asylum, Re: what other sites do you all use most? (0.00)
Posted by fitz on 2003-04-10, 12:23:18 (65.120.151.226)
Yep the Audio Annex audioannex.com .......
61: High Efficiency Speaker Asylum, Re: Looking to give some Altecs and Tannoys a good home (0.00)
Posted by fitz on 2003-02-07, 08:05:46 (65.120.151.226)
I live fairly close to Ft. Worth. If you still have these available, email me. Mark .......
62: General Asylum, Question for Don (0.00)
Posted by fitz on 2002-04-30, 10:44:07 (65.120.151.226)
What about emailing the seller to casually ask for a picture of the product and/or a serial number ? .......
63: Tweakers' Asylum, Re: Other than Percy, source of Relcap TFT? (0.00)
Posted by fitz on 2002-04-24, 09:58:18 (65.120.151.226)
Handmade Electronics carries them. www.hndme.com .......
64: Vinyl Asylum, Help with White Album (0.00)
Posted by fitz on 2002-04-20, 18:50:10 (64.217.99.219)
I saw a copy of the Beatles White album today. Its a UK pressing. It has the Apple logo on the back and on the albums. It also said an EMI recording on the album labels. It was in incredible condition .......
65: Tube DIY Asylum, Dumb question on Morrison Micro (0.00)
Posted by fitz on 2002-03-21, 08:06:53 (65.120.151.226)
Could someone explain why the cap on the centertap of the 2a3 heater transformer is rated at 250v. Isn't this pretty high ? Thanks. .......
66: Bottlehead Forum, Re: What's wrong with pouring bicarb on it to neutralize it? nt (0.00)
Posted by fitz on 2002-01-22, 10:11:16 (65.120.151.226)
looks like he might be needing some acid control himself (via Tagamet) lol .......
67: Bottlehead Forum, Re: What's wrong with pouring bicarb on it to neutralize it? nt (0.00)
Posted by fitz on 2002-01-22, 09:02:42 (65.120.151.226)
> sulfuric acid is the reason why theres a core charge for car batteries well lead too. :) .......
68: Bottlehead Forum, Re: What's wrong with pouring bicarb on it to neutralize it? nt (0.00)
Posted by fitz on 2002-01-22, 08:48:08 (65.120.151.226)
the pic you posted is hardly a controlled situation. they have no choice when something like that happens. sulfuric acid is the reason why theres a core charge for car batteries. i just want to make s .......
69: Bottlehead Forum, Re: What's wrong with pouring bicarb on it to neutralize it? nt (0.00)
Posted by fitz on 2002-01-22, 06:20:54 (65.120.151.226)
you have to keep the pH within a certain range before you can release it. i worked as an anodizer for years. if you get nitric acid on you, you will wish you took it to the shop to have it done. ::: T .......
70: Tube DIY Asylum, Re: Chassis material (0.00)
Posted by fitz on 2001-12-26, 20:08:14 (64.12.104.53)
I was wondering why no one uses stainless steel for their diy chassis. I understand that it is more difficult to work with. But is this the only reason ? .......
71: Vintage Asylum, Please help indentify some old speakers (0.00)
Posted by fitz on 2001-06-24, 03:57:58 (152.163.194.199)
I found a pair of speakers by motorola that I'm trying to find some info on. Each wood enclosure is about 24" wide by about 36" tall. They each have a 12" motorola speaker and two 4" jensen speakers. .......
Found total of 71 records, Query: , Author: fitz in All Forums, Time: 1 sec.