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Threads in Forum : Vacuum Tubes Forum Tools Search this Forum Feed Icon
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Triode Naming Convention by Xtrchessreal
The question is simple: When it comes to schematics e.g. I see V1A and V1B How do I know which triode this refers to is V1A Pins 123 and V1B 678. Most data...
August 29th 20 09:50 AM
by Xtrchessreal Go to last post
0 388
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)
August 2nd 20 10:58 AM
by [email protected] Go to last post
45 12,326
Does anyone have any Eico tube stereos or manuals? by [email protected]
I have a new power transformer, which says "for Eico Stereo". But that is all I know. It's just a hand written label, stuck on the bottom. The case has these...
August 2nd 20 10:52 AM
by [email protected] Go to last post
4 1,053
Lies, Damn Lies, and Global Warming by Lord Valve[_3_]
May 30th 20 06:52 PM
by Lord Valve[_3_] Go to last post
5 1,001
Fisher 200A Monoblocks by [email protected]
Hello all I have one available looks to be in good shape please contact me by text if you have interest 626 4847992 Reed thanks
May 29th 20 09:44 PM
by [email protected] Go to last post
3 1,183
Distortion please...Amp Distortion by Xtrchessreal
I have a DIY amp built to Marshall 2204 circuit specs that is about 15 years old now. I use it at my gigs. I want to experiment a bit. A couple ideas I have...
April 7th 20 03:06 AM
by Alan Marcy Go to last post
2 603
Fisher 30-A amp by G.Re
Hi folks, What is the reason the Fisher 30-A uses (very) different valued grid resistors for the power tubes? - R9 = 2K2 for V2 - R4 = 33K for...
March 8th 20 10:39 AM
by Eike Lantzsch, ZP6CGE Go to last post
9 930
Dynaco ST-35, A First by Peter Wieck[_2_]
I keep a Dynaco system in my office consisting of a PAS 3x, FM 3 and an ST 35, and includes a Sony 5-disk CD changer. As it happens the 35 is a first-issue...
February 1st 20 03:17 PM
by Lord Valve[_3_] Go to last post
5 2,182
Restoring a TV-7/U Tube Tester by [email protected]
Hello all, Just picked up a TV-7/U tester today. I've used these before many times, and I've owned a few testers over the years, but never a TV-7 until...
(Multi-page thread 1 2)
January 22nd 20 01:02 AM
by [email protected] Go to last post
18 5,863
Tip-Cutting Pliers by Big Bad Bob
On 2019-07-17 08:08, Peter Wieck wrote: > https://www.ebay.com/p/Crescent-USA-Made-Old-Stock-4-1-2-Needle-Nose-Tip-Cutting-Wiring-Pliers/28027599507 > > Not a...
August 26th 19 11:57 AM
by Peter Wieck[_2_] Go to last post
1 1,118
171a by Paul James
Does anyone here have any experience with using 171a in a linestage. Thinking of using constant current.
August 26th 19 08:42 AM
by Big Bad Bob Go to last post
9 1,075
Best new EL84 tubes? by LV
(Multi-page thread 1 2)
August 2nd 19 12:41 AM
by Roger Kulp[_3_] Go to last post
12 2,330
Radio Repair Clinic by Peter Wieck[_2_]
http://www.dvhrc.com/pdfs/Oscillator%20Summer%202019.pdf I am on Page 7. That is a vintage Kutztown Klinic picture, but I will be in Bethlehem for this...
July 25th 19 07:49 PM
by Peter Wieck[_2_] Go to last post
1 1,004
'getting the most out of vacuum tubes' by Tomer by [email protected]
On Monday, September 28, 2015 at 7:03:30 PM UTC-4, Big Bad Bob wrote: > FYI - plug for this particular book. It discusses some rather > interesting design...
July 21st 19 05:00 AM
by Big Bad Bob Go to last post
1 1,717
Capacitor connected cathodes in PP output by [email protected]
Ran across an amp that has a 5 mf cap connecting the cathodes in a PP output amplifier. Looking through RDH for info on this arrangement I can find...
July 15th 19 07:40 AM
by Big Bad Bob Go to last post
1 1,034
What 60 HZ Feels Like - Even Some On-Topic Stuff by Peter Wieck[_2_]
As an aside, I toured the Veolia Steam Plant in Philadelphia, yesterday. This plant has been in continuous operation since it opened in 1909, and is quite a...
March 29th 19 11:46 PM
by Big Bad Bob Go to last post
1 1,086
OT - But Relevant: Bug Zappers by Peter Wieck[_2_]
Now that Spring is about to Spring in 2.2 days, and given that other-than-cats subjects are fair game; Please look at the information below. Please note that...
March 18th 19 05:02 PM
by Peter Wieck[_2_] Go to last post
0 1,204
Tubes For Sale: NOS and Tested Used by [email protected]
On Tuesday, November 16, 1999 at 3:00:00 AM UTC-5, Kelly Scott Molles wrote: > New Old Stock Tubes: > Qty Tube ...
March 1st 19 03:38 AM
by [email protected] Go to last post
1 1,251
FS: Audio Tubes by [email protected]
On Thursday, May 1, 2003 at 7:44:54 AM UTC-4, GerryE123 wrote: > Hi: > > I have the following audio tubes for sale (see list below). Where possible, I >...
March 1st 19 03:37 AM
by [email protected] Go to last post
2 1,125
New Arrivals by [email protected]
On Thursday, September 20, 2001 at 9:50:26 AM UTC-4, Jim McShane wrote: > Some new arrivals you might like over on my site: > > NOS VT-231 Sylvania > Almost...
February 28th 19 10:13 PM
by [email protected] Go to last post
0 995
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