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Could anyone please ID this RCA 400W RF amp? Opcom 0 26 Last post Yesterday at 02:54:22 AM
by Opcom
EF Johnson Viking Valiant basic upgrade info AG5UM 3 209 Last post January 11, 2026, 10:00:45 PM
by AG5UM
Help to ID Modulation Iron KzeroCOM 3 1911 Last post January 03, 2026, 03:30:45 PM
by W1ITT
G-50 Push-To-Talk. KD1SH 13 1033 Last post December 24, 2025, 09:23:37 AM
by KD1SH
Screen Modulation - 6DQ6 or 6146 for best linearity? « 1 2 » w8khk 39 16049 Last post December 19, 2025, 05:18:56 AM
by WA4WAX
Grounded grid Barn Burner KA3EKH 7 1013 Last post November 16, 2025, 11:59:20 PM
by Opcom
Passing of Jim Tonne W4ENE K9MB 3 659 Last post November 15, 2025, 09:38:48 AM
by W3SLK
Possibly Driver transmitter? AG5UM 2 696 Last post November 03, 2025, 12:06:50 AM
by AG5UM
Penicillin WA4WAX 4 983 Last post October 22, 2025, 12:03:57 AM
by w8khk
6146B with separate screen and plate modulation WR6J 12 5025 Last post October 11, 2025, 08:43:31 PM
by WA4WAX
RCA BW-66F n5ama 5 2563 Last post September 30, 2025, 10:47:30 AM
by W3SLK
Antenna season..................... RolandSWL 5 1835 Last post September 21, 2025, 07:36:10 AM
by WA4WAX
Panel Idea WA4WAX 3 1626 Last post September 15, 2025, 10:45:53 PM
by Opcom
Alpha 99 amplifier K8DI 1 1484 Last post September 06, 2025, 04:46:36 PM
by W1ITT
Heathkit HG-10B VFO Impedance ko4nrbs 7 2995 Last post August 17, 2025, 10:32:16 AM
by WD8BIL
PolyPhaser Autopsy. KD1SH 12 3458 Last post August 06, 2025, 03:49:30 PM
by W1RKW
BC-375 - Master Oscilator tube replaced KD4APP 1 2762 Last post August 03, 2025, 03:36:53 PM
by SM6OID
Bauer 707 500W mode w9jsw 12 7190 Last post July 20, 2025, 08:26:06 AM
by KD6CXW
Which mod transformers don't need a reactor? KD1SH 13 9074 Last post July 19, 2025, 01:32:30 AM
by KC4VWU
Transformer housing KB5MD 2 2045 Last post July 13, 2025, 12:09:32 PM
by w9jsw
Same conductor size in different power cords have different Amp ratings. Opcom 10 4610 Last post July 10, 2025, 12:34:51 PM
by Opcom
Johnson Ranger VFO Drifts on 40/20 « 1 2 » W1TTL 33 20462 Last post July 09, 2025, 10:13:32 AM
by W1TTL
Merit Transformer Mystery KD1SH 8 2634 Last post June 20, 2025, 12:44:35 PM
by KD1SH
SDP 1000L amplifier choke n5ama 5 2858 Last post June 19, 2025, 03:22:54 PM
by Opcom
Clegg Zeus parts unit?? n5ama 1 2265 Last post June 08, 2025, 09:37:23 AM
by n5ama
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