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I need help with receiver restoration
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W8ACR
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7
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3033
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April 26, 2022, 12:17:44 AM
by W8ACR
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LF Parasitic oscillation?
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W8ACR
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20
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7727
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August 05, 2011, 02:54:03 PM
by W8ACR
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Recommendations for HV wiring/connectors
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W8ACR
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5
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3465
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December 15, 2008, 09:08:18 PM
by WA1GFZ
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plate transformer specs
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W8ACR
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7
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3634
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June 17, 2012, 09:29:54 PM
by KE6DF
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Specs for Triad M12AL mod transformer
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W8ACR
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4
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3101
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July 27, 2009, 12:18:18 PM
by W8ACR
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One last R390A issue
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W8ACR
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6
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3147
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March 05, 2020, 10:25:11 AM
by WD8KDG
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Help designing PP tank circuit
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W8ACR
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2
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2915
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February 05, 2009, 12:35:33 AM
by W8ACR
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Bias supply question
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W8ACR
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18
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11150
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October 25, 2009, 09:33:07 PM
by Opcom
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audio driver transformer
« 1 2 »
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W8ACR
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36
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17555
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February 12, 2012, 07:31:19 PM
by Opcom
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Control circuits
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W8ACR
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1
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1483
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January 20, 2013, 06:20:23 PM
by w4bfs
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Mystery meter
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W8ACR
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8
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2760
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January 28, 2020, 10:59:10 PM
by W8ACR
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Western Electric 451A-1 broadcast transmitter
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W8ACR
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9
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7337
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December 14, 2008, 06:37:10 PM
by Steve - WB3HUZ
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T-368 speech amp
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W8ACR
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2
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1658
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April 16, 2018, 12:53:20 PM
by WA1QHQ
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Merit A-3113 mod transformer info
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W8ACR
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2
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1664
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November 30, 2012, 10:58:34 PM
by W7TFO
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Filament chokes (again)
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W8ACR
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5
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1538
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October 30, 2023, 07:12:43 AM
by KD6VXI
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More grid bias stuff
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W8ACR
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8
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3208
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April 20, 2018, 12:50:50 AM
by Opcom
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RCA Mod iron info
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W8ACR
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19
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8485
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October 20, 2011, 04:12:52 PM
by KM1H
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Need ideas for balanced input vacuum tube audio driver
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W8ACR
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14
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4958
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October 28, 2019, 01:00:39 PM
by w4bfs
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7027A-6L6 conversion?
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W8AMD
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3
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3690
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June 27, 2005, 03:33:03 AM
by W8AMD
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SB-220 problem-no power out-SOLVED!!!!
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W8car
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6
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6861
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March 12, 2008, 04:39:47 PM
by KB5MD
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Lost Ranger grid drive - found
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W8car
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4
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3256
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January 12, 2008, 10:12:08 PM
by flintstone mop
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Johnson Ranger-lost grid drive -UPDATE! Grid drive found!
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W8car
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6
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3821
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January 02, 2008, 11:23:34 AM
by KB2WIG
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Gates BC-5B/5E/10B Schematic Needed
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W8CQ
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3
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2487
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February 05, 2009, 08:44:26 PM
by N0BST
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51J-3/R388
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W8EJO
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4
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3988
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November 02, 2005, 01:36:17 PM
by w3jn
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Needed - Source for replacement IF Transformer
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W8EJO
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2
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3049
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July 04, 2005, 04:57:34 PM
by WA5VGO
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