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April 19, 2024, 06:49:53 PM
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1 Member and 61 Guests are viewing this board.
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Wow! Bright Filaments.
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Ed/KB1HYS
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20
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11142
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October 13, 2009, 08:51:26 AM
by N3DRB The Derb
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Cooling Power Tubes
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Ed/KB1HYS
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5
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4026
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August 31, 2006, 11:17:17 PM
by W2XR
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Diode Ratings.
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Ed/KB1HYS
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21
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10163
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August 17, 2008, 06:40:37 AM
by ka3zlr
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ZORCH! with photos.
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Ed/KB1HYS
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21
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22345
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August 04, 2008, 02:30:08 PM
by w4bfs
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Air Cooling control.
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Ed/KB1HYS
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5
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4310
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July 14, 2010, 09:31:12 AM
by K1ZJH
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Pad vs Trim?
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Ed/KB1HYS
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4
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2825
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June 16, 2009, 07:28:22 PM
by w3jn
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quick bias question
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Ed/KB1HYS
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11
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5349
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September 25, 2009, 07:02:19 PM
by KM1H
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Modulation Transformer Model #s needed.
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Ed/KB1HYS
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2
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2489
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October 09, 2009, 08:51:47 PM
by Ed/KB1HYS
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Series Modulation ??
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Ed/KB1HYS
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19
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11374
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September 06, 2007, 06:02:06 PM
by WA1GFZ
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A gentle way to tune your Valiant (and possibly other tube rigs)...
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Ed/KB1HYS
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1
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2039
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March 06, 2008, 09:15:00 PM
by Jim, W5JO
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Troubleshooting 101
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Ed/KB1HYS
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16
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7217
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February 05, 2013, 09:15:34 AM
by VE3LYX
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Cool Schematics via windoze Paint.
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Ed/KB1HYS
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0
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1539
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November 20, 2011, 08:17:21 AM
by Ed/KB1HYS
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Mod Tranny Zorch.
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Ed/KB1HYS
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15
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7028
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January 02, 2008, 01:55:52 PM
by Ed/KB1HYS
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Drive in G-G Amps.
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Ed/KB1HYS
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33
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12413
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March 27, 2010, 08:50:42 AM
by KM1H
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Hey Tube Guru's
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Ed/KB1HYS
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15
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9109
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January 16, 2008, 04:47:18 PM
by k4kyv
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a little help with TNT...
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Ed/KB1HYS
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12
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4606
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November 03, 2010, 06:01:31 PM
by w1vtp
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Metal Cutting
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Ed/KB1HYS
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31
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13152
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October 26, 2009, 09:46:35 AM
by KL7OF
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Electrostatic discharge from a choke?
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Ed/KB1HYS
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8
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4894
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March 02, 2010, 12:29:35 PM
by The Slab Bacon
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Repair of tube base
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Ed/KB1HYS
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5
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4186
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March 05, 2008, 05:43:38 PM
by WBear2GCR
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Neat stuff followed me home.
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Ed/KB1HYS
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12
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6611
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March 16, 2009, 05:57:47 PM
by Ed/KB1HYS
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Receiver Alignment - art or science?
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Ed/KB1HYS
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6
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4084
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June 15, 2011, 10:29:41 PM
by David, K3TUE
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Types of 811's?
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Ed/KB1HYS
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7
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4325
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February 08, 2009, 09:25:37 PM
by KX5JT
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CHALLENGE - SS rig for the AM PW (QRP) net.
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Ed/KB1HYS
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108
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93202
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April 18, 2012, 08:00:30 PM
by WA1GFZ
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Linear Amp Behaviour
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Ed/KB1HYS
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40
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18520
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August 26, 2011, 10:15:51 AM
by KM1H
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Design Review
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Ed/KB1HYS
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39
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22798
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March 04, 2015, 12:39:02 PM
by W3RSW
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Topic you have posted in
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Very Hot Topic (More than 25 replies)
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Locked Topic
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AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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