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Threads in Forum : Vacuum Tubes Forum Tools Search this Forum Feed Icon
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The tube power amplifier vs. solid state by steveaudio
A tube power amp has different characteristics is from a solid state amp which will influence its performance with vintage or new speakers. The limiting...
January 8th 14 08:57 AM
by [email protected] Go to last post
4 1,187
What ever happened to Steve Bench? by [email protected]
Hello all, Good to see some familiar names around here. I've been gone for quite a long time. Before everyone starts trying to figure out who I am, I was...
January 7th 14 06:07 AM
by [email protected] Go to last post
1 962
Test for access by patrick-turner
Just seeing if I can reply via Chrome, because IE and Firefox no longer give me access to rec.audio.tubes Patrick Turner.
January 6th 14 01:08 PM
by HpW-Works Go to last post
1 957
ISO Gintaras Sakenas/KW Tubes by David Anderson
I bought some capacitors on eBay from Gintaras a few weeks ago and sent him payment, but I haven't gotten any response from him via e-mail. Has anyone been in...
December 10th 13 09:41 AM
by [email protected] Go to last post
8 2,227
2 Attachment(s) Wobulator by John L Stewart
Aw Yes, the wondrous Wobulator! Patrick mentioned a very useful piece of test equipment. I built one around 1956 to be used to align IF Transformers in AM...
December 8th 13 10:53 AM
by Alex Pogossov Go to last post
5 1,435
Difference between Genalex KT88 and Genalex Gold Lion KT88 ? by Regats
What is the difference between original production Genalex KT88 tubes and original Gold Lions? - The ones made by GEC - Not interested in reissues. Also,...
(Multi-page thread 1 2)
December 7th 13 05:19 AM
by HpW-Works Go to last post
18 4,109
Toob Amplified PC Speakers by Tim Williams
So I guess it really comes down to... what do you want? Can you follow a schematic? (I should hope so... :-p ) Is that good enough for you? Do you have...
December 3rd 13 10:38 AM
by Tim Williams Go to last post
0 1,134
4 Attachment(s) All Triode PP UL Amp Secret Revealed by John L Stewart
That circuit I put on Audiobanter is something I looked at about 10 years ago. I had seen in the old tube manuals back more than 60 years ago some rather odd...
December 1st 13 11:39 PM
by John L Stewart Go to last post
3 1,642
2 Attachment(s) All Triode PP UL by John L Stewart
Here is something to puzzle over in your quitter moments! Cheers to all, John L Stewart
November 22nd 13 09:37 AM
by patrick-turner Go to last post
5 1,412
phase shift audio oscillator 5Hz to 100kHz++ by patrick-turner
There is an artical posted here about tubed phase shift oscilators at : - ...
(Multi-page thread 1 2)
October 27th 13 09:47 AM
by patrick-turner Go to last post
10 2,557
Compton reverse log pot, tubed Wien Bridge oscillator by patrick-turner
In a previous post about my radical surgery performed on an BWD Electronics 141 oscilator, I mentioned I had troubles with the original Compton pot used to...
(Multi-page thread 1 2)
October 15th 13 10:14 AM
by patrick-turner Go to last post
10 2,972
What to do about poor service by Larry Crimson
More than 7 years ago I sent a Fisher 500-C to Al Pugliese of the Fisher Radio Corp to be repaired. I have pleaded with him to send the radio back to me...
(Multi-page thread 1 2)
September 27th 13 10:45 PM
by Phaethon Go to last post
17 2,153
Tuning gang C value for Wien bridge oscillator by patrick-turner
In any Wien bridge oscilator equipeed with a variable tuning capacitor, there are limits on performance at higher H above about 200kHz unless the capacitance...
September 26th 13 12:23 PM
by patrick-turner Go to last post
0 1,118
1 Attachment(s) Wien Bridge Oscilator, 1Hz to 1MHz. by patrick-turner
Hi folks, people, demons and anyone else hangin around. I have posted up another page for as 1/2 decent wien bridge oscilator which has 6 F ranges to give 1Hz...
(Multi-page thread 1 2)
September 7th 13 12:12 PM
by patrick-turner Go to last post
16 2,458
2 Attachment(s) Differential input stage in PP tube amps by patrick-turner
Me again folks. I wrote a new page about using a differential input pair of triodes for a PP amp. See my page at...
(Multi-page thread 1 2)
August 26th 13 07:56 PM
by GRe Go to last post
13 2,584
You won't believe this if I tell you... by Andre Jute[_2_]
You won't believe this if I tell you what the fancy calligraphy says, so I'll just tell you it important to decipher the words....
August 20th 13 03:34 PM
by GRe Go to last post
6 1,556
12AU7 noob question(s) by ZeeTso[_3_]
hi there! first to state, i got no real expirience with vacuum tubes, but i understand basic electric/electronic principles, and have some soldering skills...
July 20th 13 01:20 AM
by Alex Pogossov Go to last post
4 1,461
Amar Bose dead at 83 by Phil Allison[_3_]
** MIT's most famous audio guru has...
(Multi-page thread 1 2)
July 19th 13 02:11 PM
by Kaie Fabiaen Go to last post
13 2,288
Never mind the CAGERS, watch out for the HUNGRY WOLF! by Lord Valve
Andre Jute wrote: > http://www.spokesman.com/stories/2013/jul/11/landers-wolf-chases-sandpoint-cyclist-down-alaska/ > >...
July 15th 13 09:08 PM
by Andre Jute[_2_] Go to last post
2 1,088
Quad 405 with current dumping by Alex Pogossov
In another thread Phil Allison commended Quad 405. Its typical schematic is he http://schematic.narod.ru/Audio/semi/Amp/Quad405-2.gif Assuming that Phil...
June 23rd 13 01:05 AM
by Phil Allison[_3_] Go to last post
7 6,672
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