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Converting Collins 820D-2 AM broadcast transmitter to 4-400As. « 1 2 3 4 » WB6QED 81 65361 Last post June 20, 2012, 07:06:49 PM
by K5UJ
Link Coupled Antenna Tuner « 1 2 3 » w5hro 62 65683 Last post November 26, 2009, 10:51:02 PM
by KA8WTK
Inexpensive toroidal transformer works as a modulation transformer! « 1 2 3 » AB2EZ 71 69382 Last post February 18, 2010, 12:11:01 PM
by AB2EZ
class C linear amplifier « 1 2 3 4 5 » kb3ouk 109 69441 Last post December 03, 2014, 03:55:09 PM
by W9LCE
Valiant Restoration K3MSB « 1 2 ... 5 6 » k3msb 132 69877 Last post April 07, 2018, 09:32:13 AM
by Dave K6XYZ
Viking Valiant - No grid current « 1 2 3 4 5 » WZ8J 116 71812 Last post December 19, 2021, 08:48:39 PM
by WZ8J
are class e rigs wide? « 1 2 3 4 5 » N2DTS 113 72970 Last post November 14, 2009, 12:02:39 PM
by kg8lb
Johnson Viking II sending carrier with plate off « 1 2 ... 8 9 » KC3GMQ 216 77455 Last post May 10, 2017, 01:03:54 PM
by KC3GMQ
Modulation question « 1 2 3 4 5 » W4RFM 121 77605 Last post May 30, 2013, 07:03:33 AM
by R. Fry SWL
Another rig question « 1 2 3 4 » AF9J 94 82447 Last post April 06, 2007, 11:27:03 PM
by AF9J
CHALLENGE - SS rig for the AM PW (QRP) net. « 1 2 3 4 5 » Ed/KB1HYS 108 85261 Last post April 18, 2012, 08:00:30 PM
by WA1GFZ
Simple Audio Driver for 833A modulator « 1 2 ... 5 6 » K1JJ 126 85383 Last post November 16, 2005, 03:26:12 PM
by WA1GFZ
vertical antennas « 1 2 3 4 5 » AE1CT 108 85721 Last post June 09, 2011, 10:33:00 PM
by KB2WIG
Broadcast Audio from your DX-60 « 1 2 3 4 » steve_qix 94 86996 Last post July 15, 2020, 06:24:21 AM
by steve_qix
capacitor phools « 1 2 ... 5 6 » N3DRB The Derb 130 87488 Last post May 18, 2008, 12:55:37 PM
by wavebourn
Hallicrafters SX-88 Restoration Advice.... « 1 2 3 4 » n2len 96 87500 Last post August 16, 2015, 08:12:16 PM
by n2len
Another 813 Build « 1 2 ... 8 9 » w9jsw 218 89571 Last post May 10, 2020, 06:35:48 PM
by w9jsw
RF Spectrum analyzer for computer - recommendations? « 1 2 ... 5 6 » K1JJ 129 92408 Last post January 19, 2011, 09:37:08 PM
by K1JJ
Using an SB220 on AM « 1 2 3 4 5 » WA3MJY 110 93611 Last post April 29, 2010, 09:29:11 PM
by K5DBX
Recommend AM linear « 1 2 3 4 5 » Burt 108 93856 Last post April 18, 2009, 01:49:42 AM
by Opcom
Some words on the Ladderline vs. Coax issue... « 1 2 3 4 5 » kc6mcw 122 94548 Last post November 23, 2009, 06:59:36 PM
by Steve - WB3HUZ
RF Feedback « 1 2 ... 7 8 » W1RKW 191 98138 Last post July 20, 2010, 06:29:54 PM
by Gito
160 and Small Antennas « 1 2 ... 5 6 » Steve - WB3HUZ 139 101265 Last post April 29, 2007, 08:51:22 PM
by The Slab Bacon
How much peak power can a class C 6146B put out? « 1 2 ... 5 6 » K1JJ 141 104294 Last post May 28, 2014, 10:10:48 PM
by K1JJ
What is causing this audio highs attenuation/ distortion problem? « 1 2 ... 7 8 » K1JJ 181 114254 Last post January 14, 2020, 08:07:31 PM
by K1JJ
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