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2 Members and 73 Guests are viewing this board.
I need help with receiver restoration W8ACR 7 2989 Last post April 26, 2022, 12:17:44 AM
by W8ACR
LF Parasitic oscillation? W8ACR 20 7628 Last post August 05, 2011, 02:54:03 PM
by W8ACR
transformer questions W8ACR 6 5744 Last post January 18, 2009, 11:35:11 AM
by KM1H
One last R390A issue W8ACR 6 3111 Last post March 05, 2020, 10:25:11 AM
by WD8KDG
Pi network RF current W8ACR 7 3852 Last post March 21, 2013, 05:06:35 AM
by KA2DZT
Mod transformer question W8ACR 3 2187 Last post June 10, 2012, 11:17:00 PM
by k4kyv
How to reduce filament voltage « 1 2 » W8ACR 26 14996 Last post May 29, 2012, 01:28:02 PM
by W7TFO
Triode Tank circuit W8ACR 7 5916 Last post January 26, 2009, 09:54:30 AM
by K9ACT
Mystery meter W8ACR 8 2727 Last post January 28, 2020, 10:59:10 PM
by W8ACR
homebrew amp schematic « 1 2 » W8ACR 32 28830 Last post May 16, 2010, 02:03:57 PM
by WD5JKO
Specs on Stancor Plate transformer W8ACR 6 3456 Last post August 27, 2009, 11:49:35 PM
by W8ACR
7 pin tube sockets W8ACR 6 3852 Last post June 29, 2012, 02:47:09 AM
by W7TFO
Advice for final tank circuit « 1 2 3 » W8ACR 64 38062 Last post January 16, 2010, 05:52:57 PM
by Gito
Filament chokes (again) W8ACR 5 1485 Last post October 30, 2023, 07:12:43 AM
by KD6VXI
T-368 speech amp W8ACR 2 1645 Last post April 16, 2018, 12:53:20 PM
by WA1QHQ
GK 400 modulator schematic W8ACR 1 2359 Last post June 20, 2017, 06:28:02 PM
by WN9D
More grid bias stuff W8ACR 8 3183 Last post April 20, 2018, 12:50:50 AM
by Opcom
RCA Mod iron info W8ACR 19 8430 Last post October 20, 2011, 04:12:52 PM
by KM1H
Specs on choke W8ACR 4 2231 Last post March 03, 2012, 12:26:48 PM
by KA2DZT
What is the application for a high inductance low current choke? W8ACR 5 2644 Last post December 06, 2012, 08:05:06 AM
by KM1H
Shure 55S mic/broadcast audio W8ACR 15 7090 Last post February 18, 2012, 09:47:54 PM
by KM1H
Need ideas for balanced input vacuum tube audio driver W8ACR 14 4874 Last post October 28, 2019, 01:00:39 PM
by w4bfs
SP 600 - 600 ohm audio output W8ACR 10 6492 Last post September 21, 2011, 05:12:29 PM
by ke7trp
Eimac 254W W8ACR 11 11094 Last post January 05, 2010, 08:23:53 PM
by W8ACR
Amertran K 287 W8ACR 1 2181 Last post July 16, 2012, 07:58:43 AM
by W3RSW
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