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May 13, 2024, 10:38:50 PM
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Download: Jefferson Transformers and Chokes Catalog 391-R, 1939
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K5UJ
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5169
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July 21, 2009, 06:37:21 PM
by K5UJ
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Some more vintage advertising
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WQ9E
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2
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5153
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September 14, 2011, 12:20:11 PM
by Todd, KA1KAQ
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Conrac CNB8 8" high resolution broadcast monitor manual
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Opcom
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5140
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June 12, 2010, 03:08:01 PM
by Opcom
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Tube Manuals
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Steve - K4HX
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2
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5107
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December 06, 2012, 10:15:08 AM
by Opcom
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NAVSHIPS 900,109 Navy Type Number Book - September 1945 online
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Opcom
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0
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5074
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July 30, 2015, 06:19:42 PM
by Opcom
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Jefferson Transformer Catalog 371-R, 1937 - online
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Opcom
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0
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5016
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August 09, 2010, 10:23:17 PM
by Opcom
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New books and manuals and articles online
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Opcom
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0
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5008
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December 02, 2008, 08:32:11 PM
by Opcom
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Tube Fundamentals
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W3GMS
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1
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4913
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January 07, 2015, 07:13:29 PM
by n2bc
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Servicing TV Horizontal and Vertical Output Systems - Fix Granddad's TV set.
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Opcom
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4887
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July 05, 2010, 12:06:24 AM
by Opcom
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National XR-50 Coil Data
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kc2we
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0
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4743
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April 27, 2017, 07:40:50 AM
by kc2we
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Peerless Electrical Transformer Specs
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N4DKD
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4739
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July 15, 2010, 11:10:11 AM
by N4DKD
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The Little Pistol's Guide to HF Propagation
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Steve - K4HX
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0
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4666
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December 10, 2015, 10:01:39 PM
by Steve - K4HX
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50's Eimac data posted
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Opcom
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4657
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February 18, 2010, 12:42:40 AM
by Opcom
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Huge collection of online databooks - semis, tubes, app guides, etc
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w3jn
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4572
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March 25, 2016, 06:35:52 PM
by w3jn
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K.W. Electronics and Filters
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vincent
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1
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4543
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September 20, 2011, 12:20:32 PM
by Ralph W3GL
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Hp app note 37, measuring AM with a scope
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John K5PRO
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4458
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March 31, 2017, 08:05:11 PM
by John K5PRO
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SolderSmoke book now on Kindle
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N2CQR
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0
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4414
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April 24, 2011, 08:08:16 AM
by N2CQR
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RCA 1 KW MODULATION TRANSFORMER
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wa6fmz
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4338
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April 24, 2013, 03:56:31 PM
by wa6fmz
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UTC Series CG Terminal Arrangements
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Jim/WA2MER
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2
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4292
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December 16, 2019, 09:24:22 PM
by Opcom
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T-368 PARTS MANUAL
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k5ygc
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4267
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November 03, 2014, 12:59:41 PM
by k5ygc
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LM Navy Frequency Meter 12 to 6 volt filament mod info from 1946
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kc2we
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4209
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May 02, 2022, 07:34:32 PM
by kc2we
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TMC DDR5 Manual source
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WA1GFZ
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4197
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March 04, 2011, 04:53:19 PM
by WA1GFZ
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American Radio History web site
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WA2SQQ
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4195
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January 19, 2012, 07:59:38 PM
by WA2SQQ
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free test gear manauls
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Opcom
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0
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4190
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February 27, 2010, 11:38:36 PM
by Opcom
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Siting Criteria for HF Communications Centers, NBS Tech Note 139
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Steve - K4HX
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4142
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December 21, 2015, 12:02:06 AM
by Steve - K4HX
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Topic you have posted in
Normal Topic
Hot Topic (More than 15 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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