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Best tubes for Jolida SJ-502 by [email protected]
On Friday, March 6, 1998 at 3:00:00 AM UTC-5, Douglas Greig wrote: > Hello, > > I bought a Jolida SJ-502a last year. I am sure that a lot of you > consider...
February 26th 17 05:58 PM
by [email protected] Go to last post
0 605
My Mechanic says I need a Tube in my Tire by [email protected]
My mechanic says I need a Tube in my car tire. I told him that I'll bring him one tomorrow. I have a box of old tv and radio tubes as well a a few picture...
February 7th 17 02:17 AM
by D. Aaron Sawyer Go to last post
4 996
Restoring a Sherwood S-5000 by [email protected]
Hello all, One of my favorite tube amps has to be the Sherwood S-5000. It's a little gem of an integrated amp that is quite easily underestimated. Most...
(Multi-page thread 1 2 3 ... Last Page)
December 14th 16 10:09 PM
by [email protected] Go to last post
43 10,014
Grundig TK 46 by Dmitry Giltsov
Hello Mr. All, I sucessfully restored playback on my Grundig TK 46 all tube tape recorder from early 60-s. The right channel in recordings is distorted....
December 14th 16 08:55 PM
by Peter Wieck Go to last post
1 959
1 Attachment(s) otl amplifier 65W by [email protected]
Build OTL = transistor P: 65W Vin: 0.775V Rin: 400 kΩ BW: 30Hz - 17kHz 0,2% CMRR: 70 dB i don't know where to start. Help me please :(((
November 20th 16 11:34 PM
by Big Bad Bob Go to last post
6 1,472
old tube phonograph questions by [email protected]
On Saturday, October 15, 2016 at 12:17:14 PM UTC-4, wrote: > > My parents have one of units that was purchased in the 50's under the...
October 27th 16 01:52 AM
by Big Bad Bob Go to last post
5 1,406
uTracer - tube curve tracer [kit] by Patrick Turner
You have chatted about tube curve tracers....... after having a close look at the web site, it's a somewhat simple curve tracer design, though not the way I...
October 13th 16 12:33 AM
by Big Bad Bob Go to last post
4 1,214
uTracer - tube curve tracer [kit] by Big Bad Bob
On 09/01/16 13:57, Peter Wieck so wittily quipped: > On Thursday, September 1, 2016 at 3:25:19 AM UTC-4, Big Bad Bob wrote: > >> >> I've been kicking around...
September 10th 16 07:24 PM
by Big Bad Bob Go to last post
3 1,059
Is EnnyWunne around? or Haz Evvree Wunne died? by Big Bad Bob
On 08/10/16 17:47, Patrick Turner so wittily quipped: > I probably need to try this test to see if m7 W10 PC works with Google Groups. The PC used to be W...
August 22nd 16 09:15 AM
by Big Bad Bob Go to last post
0 1,127
Andrew Jute KISS 194 by [email protected]
I'm interested in this speaker. Anyone has built one and has the plan to share with me. http://www.audio-talk.co.uk/fiultra/KISS%20194%20T91HWAF3.jpg Many...
(Multi-page thread 1 2)
July 25th 16 09:49 PM
by Big Bad Bob Go to last post
13 3,335
Borbely Millennium 200 by Jimmy[_8_]
Anyone has built this amplifier?
June 3rd 16 08:35 PM
by Peter Wieck Go to last post
1 1,249
Tube Tester Calibration Needed by Balekan
Well, I had my Triplett 3444 calibrated by Chris Haedt before he passed, God rest his soul. I am now in need of a fresh calibration. Can you folks direct me to...
May 15th 16 09:38 PM
by Big Bad Bob Go to last post
9 2,074
Smile
15 Attachment(s) Pentode Screen Resistance (rs) Estimation Example by John L Stewart
John L Stewart Jan 2016 In the Heathkit UA-1 12W Amplifier we see a 0.1 microF capacitor bypassing a one Meg resistor supplying the screen current. We...
(Multi-page thread 1 2)
March 4th 16 02:28 AM
by Patrick Turner Go to last post
15 3,665
New web pages, 2016, about AM radio by Patrick Turner
I have a few things to say about AM radio, and generation of AM waves...
February 26th 16 09:14 PM
by Big Bad Bob Go to last post
7 1,790
Smile
4 Attachment(s) Simple PP Amp with +ve & -ve FB by John L Stewart
John Stewart Nov 2015 This circuit is based on an amplifier I built for a friend to be used with a guitar & mike. The date on the schematic is Dec 7, 1958,...
February 3rd 16 05:03 PM
by John L Stewart Go to last post
2 1,635
1 Attachment(s) 1/2 12BH7?? by [email protected]
Hello! Which tube is equivalent to 1/2 12BH7? Thanks!
(Multi-page thread 1 2)
February 3rd 16 10:11 AM
by Big Bad Bob Go to last post
14 2,445
Is There Anybody In There? by Roger Kulp[_2_]
On Wednesday, October 28, 2015 at 12:37:11 AM UTC-6, John L Stewart wrote: > Pink Floyd > > >...
January 19th 16 05:10 PM
by Peter Wieck Go to last post
2 1,308
Need Scott 299B Output Transformers by Jeffrey Lonigro
If anyone has any leads on where to get some original Scott 299B Output transformers I am interested in purchasing.
January 5th 16 06:58 PM
by Peter Wieck Go to last post
1 1,344
Smile
1 Attachment(s) Copper Band in a Cross-Over Choke?? by John L Stewart
What measurable benefit might this copper band have? There is what looks like a connexion to go to ground. Audiophools bad dream or something new?? Anybody...
December 18th 15 04:42 PM
by Peter Wieck Go to last post
4 1,728
Is There Anybody In There? by Patrick Turner
On Wednesday, October 28, 2015 at 2:37:11 AM UTC-4, John L Stewart wrote: > Pink Floyd > A few, those of us that still dabble anyway. The long, cold winter...
December 7th 15 12:33 AM
by Big Bad Bob Go to last post
2 1,410
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