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The RCA "807 in Special Triode Connection" gets a new life. With Sweep Tubes!
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KK4YY
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62
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27835
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January 06, 2019, 12:13:42 AM
by KK4YY
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New Modulation Transformer Available for Low Power AM TX
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W2WDX
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46
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27837
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March 29, 2012, 08:43:35 PM
by KM1H
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2KW solid state linear amp using two MRFE6VP61K25H devices
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ka1tdq
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44
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27864
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September 14, 2013, 12:02:32 AM
by wa3dsp
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now lets talk abt something really important - "self modulation" of screens
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N3DRB The Derb
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57
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27944
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June 28, 2017, 04:00:13 AM
by wa1knx
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Is Synchronous AM detection all hype?
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ND9B
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33
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27956
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May 26, 2012, 09:53:38 AM
by KM1H
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How big is your blocking capacitor?
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W8ACR
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38
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28052
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May 24, 2011, 11:26:55 AM
by K1JJ
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Verticals
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KX5JT
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43
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28070
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May 07, 2012, 01:35:23 PM
by k4kyv
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The "Dual Quads" PDM Tube Transmitter - under construction
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K1JJ
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32
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28088
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January 29, 2014, 10:37:23 AM
by w4bfs
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OWL is the Winner!
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k4kyv
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39
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28191
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April 24, 2012, 01:14:21 PM
by k4kyv
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Exciter – Transmitter suggestions
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KC9LKE
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53
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28238
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October 26, 2010, 08:45:28 PM
by KB2WIG
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ANAN 10 Question
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KD6VXI
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58
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28262
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December 02, 2015, 10:58:59 AM
by N2DTS
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R390 Help needed.
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ke7trp
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52
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28278
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September 03, 2014, 11:12:30 PM
by k7iou
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R-390A Advice
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KC4VWU
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46
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28354
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August 08, 2011, 07:22:00 PM
by Todd, KA1KAQ
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AM Heresy!
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VE3GZB
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56
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28366
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December 14, 2009, 11:18:08 PM
by VE3GZB
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need ideas for a low power rig.
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N2DTS
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62
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28382
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January 27, 2015, 11:54:22 AM
by N2DTS
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160M Inverted L Matching Question
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k3msb
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37
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28387
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December 11, 2014, 11:43:21 AM
by flintstone mop
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Lightning Protection - Ladder Line Doublet specific
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W6FO
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27
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28452
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July 13, 2005, 11:38:52 AM
by WA1GFZ
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Flex 5000 - Its ability to produce positive peaks cleanly
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W1AEX
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57
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28574
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February 12, 2011, 04:56:11 PM
by W1AEX
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813 Rig - Slight change of plans...
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N8UH
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58
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28616
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August 21, 2010, 08:15:06 AM
by w5omr
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Screen or Plate Modulation? Which way should I go?
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w8khk
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47
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28720
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December 19, 2008, 09:47:28 AM
by w8khk
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HV supply load regulation issues
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AMLOVER
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67
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28744
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June 02, 2017, 12:16:11 PM
by AMLOVER
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magnetic deflection and scope-clocks - off the wall
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Opcom
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38
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28750
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December 15, 2014, 06:23:27 PM
by flintstone mop
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Did anyone see the plywood box antenna at Nearfest?
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KM1H
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62
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28769
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December 04, 2010, 04:03:31 PM
by ke7trp
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Viking II modifications
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N6YW
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50
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28773
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February 15, 2012, 04:48:04 PM
by N6YW
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modified heising modulation
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modulation_apprentice
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37
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28908
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September 14, 2008, 06:55:10 PM
by modulation_apprentice
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Topic you have posted in
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