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10-20 Watt Plate Modulation « 1 2 » KX5JT 36 14846 Last post December 03, 2009, 07:09:05 PM
by KX5JT
The "Dual Quads" PDM Tube Transmitter - under construction « 1 2 » K1JJ 32 14859 Last post January 29, 2014, 10:37:23 AM
by w4bfs
803 tube for audio « 1 2 » KE6DF 32 14886 Last post October 17, 2016, 02:16:24 PM
by W3RSW
How to safely "wake up" new (old stock) Eimac 3-500Z's? WA2SQQ 10 14911 Last post March 31, 2012, 08:14:26 PM
by KM1H
flex 6300, icom 7300 « 1 2 » N2DTS 30 14920 Last post December 18, 2015, 08:25:35 PM
by N2DTS
9:1 Balun (Dare I Ask) « 1 2 » n3lrx 41 14921 Last post December 11, 2013, 04:42:03 PM
by n3lrx
REGEN FEVER « 1 2 » WU2D 43 14971 Last post September 20, 2009, 04:08:12 PM
by VE3GZB
Care and Feeding of HV Electrolytic Capacitors « 1 2 » k4kyv 40 14984 Last post August 07, 2011, 09:43:49 PM
by Pete, WA2CWA
Peter Dahl web site « 1 2 » kc2ifr 28 14984 Last post January 03, 2009, 10:01:44 PM
by WA1GFZ
Ricebox for AM? « 1 2 » W0BTU 48 14985 Last post December 03, 2011, 10:40:34 AM
by Steve - K4HX
Watt Meter repair and modification advice needed « 1 2 » KL7OF 37 15024 Last post November 20, 2012, 08:25:05 PM
by Jim, W5JO
Shack Considerations « 1 2 » W1EUJ 45 15026 Last post October 06, 2007, 07:35:26 PM
by KB2WIG
Can someone identify this mod transformer? « 1 2 » ke7trp 38 15045 Last post August 20, 2009, 07:49:16 PM
by Gito
Convert Two 813 Tube SSB Amp To "AM" « 1 2 3 » WB4AM 51 15046 Last post January 31, 2017, 03:38:40 PM
by WA6PBJ
Wow, check this: 1200V, 33A, 100mOhm 90nC gate charge MOSFET ! « 1 2 » steve_qix 30 15047 Last post March 21, 2013, 11:33:26 AM
by Steve - K4HX
Lightning Loops? « 1 2 3 » RolandSWL 55 15111 Last post July 11, 2012, 11:49:33 AM
by WBear2GCR
QST article on tube life and filament voltage questioned « 1 2 » k4kyv 46 15132 Last post October 03, 2011, 12:46:07 PM
by WA1GFZ
813 Lew McCoy Linear Amp. « 1 2 3 » KB3WYZ 53 15144 Last post May 25, 2015, 02:48:20 AM
by Opcom
NVIS Info - Near Vertical Incidence Skywave Antennas « 1 2 » K1JJ 39 15151 Last post April 27, 2011, 11:25:58 AM
by k4kyv
Multiple Dipoles Single Ladder Line Feed Questions « 1 2 » K3ZS 29 15243 Last post June 21, 2008, 01:41:53 PM
by WA1GFZ
Settings for homebrew amplifier? « 1 2 » WB3JOK 31 15243 Last post January 11, 2007, 04:29:59 PM
by WA1GFZ
Potentials for new ham shack « 1 2 » k7mdo 46 15244 Last post February 05, 2016, 12:31:03 PM
by KB2WIG
Design Review « 1 2 » Ed/KB1HYS 39 15260 Last post March 04, 2015, 12:39:02 PM
by W3RSW
micro rig for 40 meters... « 1 2 » N2DTS 44 15292 Last post February 25, 2014, 11:12:44 PM
by N2DTS
Upside Down tube Transmitter « 1 2 » The Slab Bacon 27 15325 Last post July 15, 2009, 03:23:30 PM
by K6JEK
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