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Threads in Forum : Vacuum Tubes Forum Tools Search this Forum Feed Icon
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AR3a vs. JBL-100 by Sam Berger
On Tuesday, October 19, 1999 at 12:00:00 AM UTC-7, wrote: > (MYanchick) wrote: > > > > Yes it is a relative thing,...
May 27th 21 02:12 PM
by Peter Wieck[_2_] Go to last post
5 6,295
rarity of LF and HF adjustable coils, coil forms, etc. by Big Bad Bob
There seems to be a general LACK of non-N.O.S. and non-ripped-out-of-gear RF coils for LF and HF band, ESPECIALLY the coil forms needed to wind your own,...
April 14th 21 05:38 PM
by Big Bad Bob Go to last post
1 1,940
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...
April 3rd 21 12:30 PM
by Lord Valve[_3_] Go to last post
7 3,903
Panel-Mounted Non-Polarized Convenience Receptacles by Peter Wieck[_2_]
https://www.unicornelex.com/Non_Polarized_Chassis_Mount_AC_Power_Receptacle_p/36-3800.htm Ladies and gentleman, boys and girls, and children of all...
April 1st 21 12:09 PM
by Peter Wieck[_2_] Go to last post
1 1,551
Article from 2012 - "nano" vacuum tube by Big Bad Bob
https://www.sciencemag.org/news/2012/05/return-vacuum-tube <quote> The new device is a cross between today's transistors and the vacuum tubes of yesteryear....
February 12th 21 07:35 PM
by Big Bad Bob Go to last post
6 2,344
The Snowman by Lord Valve[_3_]
December 20th 20 02:11 AM
by Lord Valve[_3_] Go to last post
0 2,693
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...
(Multi-page thread 1 2)
October 18th 20 12:24 AM
by Phil Allison[_4_] Go to last post
16 6,686
Lies, Damn Lies, and Global Warming by Peter Wieck[_2_]
Western Electric is still making tubes, in the US. https://www.westernelectric.com/ Peter Wieck Melrose Park, PA
October 9th 20 07:24 PM
by Big Bad Bob Go to last post
1 2,022
tube-making, the equipment, and the process by Big Bad Bob
Peter Wieck suggested some videos, and I found others, that might he helpful to anyone who might want to make tubes. These two go over the needed equipment...
October 4th 20 10:36 PM
by Big Bad Bob Go to last post
0 1,858
Multi-Section Capacitors - "Empties" by Big Bad Bob
On 2020-05-04 15:43, Peter Wieck wrote: > This has probably been asked-and-answered before, but: > > I am looking for multi-section "empties" - that would be...
October 2nd 20 07:44 PM
by Big Bad Bob Go to last post
2 1,996
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)
August 2nd 20 10:58 AM
by [email protected] Go to last post
45 23,569
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 3,018
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 3,189
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 2,559
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 11:39 AM
by Eike Lantzsch, ZP6CGE Go to last post
9 3,057
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 04:17 PM
by Lord Valve[_3_] Go to last post
5 4,530
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 02:02 AM
by [email protected] Go to last post
18 11,023
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 3,204
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 3,196
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 7,316
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