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Heathkit AT-1 Restoration Complete
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W9ZSL
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12
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4240
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November 08, 2018, 01:06:14 PM
by W9ZSL
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Speech Amp / Driver
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W9ZSL
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47
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22292
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March 02, 2015, 11:06:51 PM
by W9ZSL
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813 / 811A AM Rig
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W9ZSL
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2
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2903
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January 05, 2016, 08:14:59 PM
by W9ZSL
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Single 811A AM Rig
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W9ZSL
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32
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12326
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March 13, 2019, 10:21:25 PM
by Opcom
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Link Coupling Position
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W9ZSL
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1
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1642
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October 28, 2014, 06:12:33 PM
by W1ITT
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B&W B-TEL Restoration/Wiring (GOT A DIAGRAM)
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W9ZSL
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0
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2138
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April 14, 2016, 06:15:00 PM
by W9ZSL
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PA Bypass Capacitors 4-65A
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W9ZSL
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11
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6115
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December 19, 2013, 09:58:54 PM
by DMOD
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Heathkit AT-1 Restoration
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W9ZSL
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4
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2376
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November 04, 2018, 09:15:31 PM
by WU2D
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Thordarson Iron (Tru-Fidelity) Specs/Update
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W9ZSL
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4
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4289
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February 14, 2007, 01:12:42 PM
by k4kyv
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What To Do w/250 ma AC Meter
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W9ZSL
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4
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2389
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July 22, 2019, 11:55:55 AM
by Opcom
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120 Watt AM/CW Power Supply
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W9ZSL
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9
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7120
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January 23, 2016, 04:45:30 PM
by W9ZSL
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Exciter
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W9ZSL
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2
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2416
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March 23, 2008, 10:39:59 AM
by K3ZS
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Screen Supply For 4-65A Amp
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W9ZSL
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25
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13981
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January 24, 2014, 08:34:24 PM
by W9ZSL
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P/P Parallel 6V6 Driver
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W9ZSL
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9
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4430
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March 31, 2015, 11:54:39 AM
by W9ZSL
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Thordarson Tru-Fidelity Mod xfmr & matching Reactor
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W9ZSL
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0
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2954
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February 06, 2007, 06:08:32 AM
by W9ZSL
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Reforming Caps
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W9ZSL
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9
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3733
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September 14, 2018, 09:11:11 AM
by w4bfs
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HB Exciter for AM rig W/4-125A Final.
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W9ZSL
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2
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2266
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March 21, 2008, 09:00:05 PM
by W9ZSL
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Tank Coil Calculation
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W9ZSL
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14
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6810
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November 24, 2015, 06:39:38 PM
by Jim, W5JO
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Coil Turns Spacing & Wire Gage vs Power / Voltage
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W9ZSL
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6
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2580
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January 02, 2018, 12:19:40 PM
by W9ZSL
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Tank Switching
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W9ZSL
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9
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4649
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April 17, 2015, 06:51:27 PM
by W9ZSL
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3KV Meter Multiplier Resistor
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W9ZSL
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26
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14681
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March 29, 2015, 09:11:51 AM
by W3RSW
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813 Amp PI Net Choices
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W9ZSL
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14
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8515
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February 23, 2015, 07:59:20 AM
by N2DTS
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Junk Transformers
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W9ZSL
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14
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6634
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May 05, 2015, 10:44:41 PM
by Opcom
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George's Power Supplies
« 1 2 3 4 »
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W9ZSL
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76
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48388
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April 04, 2012, 12:52:44 PM
by W9ZSL
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Feng Shui
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W9ZSL
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12
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8216
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September 12, 2015, 02:26:35 AM
by W9ZSL
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