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UTC xfmr data
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wa6fmz
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1
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31409
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May 14, 2016, 07:09:37 PM
by w4bfs
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Another free ham gear manual site.
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W7TFO
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1
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15474
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August 08, 2015, 03:25:09 PM
by Opcom
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Heathkit TT-1A Excel Roll Chart
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W1NB
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2
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12507
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December 18, 2019, 11:18:11 AM
by W1NB
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Old Radio Manuals & Schematics
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WA1HZK
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2
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11933
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April 21, 2006, 06:31:10 AM
by ka6vec
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manuals: military AM sets, 100W, 200-400MHz, plate modulated 4X150's @ 950VDC
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Opcom
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2
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7502
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December 24, 2011, 09:11:09 AM
by WQ9E
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Signal One CX-7 manual online
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Opcom
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2
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6859
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December 23, 2011, 09:16:55 PM
by Opcom
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Reflections I and II - Walter Maxwell W2DU
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W1UJR
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2
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14977
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September 01, 2007, 12:14:43 PM
by Bacon, WA3WDR
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1956 Crystal Design Handbook on Web
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Tom WA3KLR
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2
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10361
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December 09, 2014, 09:17:24 PM
by Tom WA3KLR
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Free Download "THE RESTORATION OF VALVED HIGH FREQUENCY COMMUNICATIONS RECEIVERS
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NE3U
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2
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6127
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March 04, 2014, 07:29:53 AM
by W3GMS
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Great source for test eq manuals
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w1vtp
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2
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6301
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May 24, 2012, 08:00:52 PM
by Opcom
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UTC Series CG Terminal Arrangements
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Jim/WA2MER
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2
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4220
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December 16, 2019, 09:24:22 PM
by Opcom
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Download: Two Thordarson Flyers from 1939. Transmitter and Speech Amplifier.
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K5UJ
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2
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9380
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August 15, 2009, 03:44:50 PM
by K5UJ
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V. O. Stokes Radio Transmitters
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KD6VXI
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2
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6562
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April 04, 2017, 12:38:09 AM
by Opcom
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Hallicrafters HT-20 operating manual pdf
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K5UJ
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2
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11520
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January 12, 2011, 07:15:35 AM
by K5UJ
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Some more vintage advertising
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WQ9E
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2
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5065
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September 14, 2011, 12:20:11 PM
by Todd, KA1KAQ
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H&K datasheet collection
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N3DRB The Derb
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2
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9551
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October 25, 2009, 02:34:06 AM
by N3DRB The Derb
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Tube Manuals
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Steve - K4HX
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2
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5057
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December 06, 2012, 10:15:08 AM
by Opcom
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TMC manuals online
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vincent
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2
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6062
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February 17, 2011, 01:26:56 PM
by vincent
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Excerpt of 1958 Gates Radio catalog, HF transmitters
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John K5PRO
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2
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7969
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October 12, 2009, 10:51:48 AM
by K9PNP
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Reflections III Book now available from CQ Communications, Inc.
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w8khk
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2
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6892
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July 31, 2010, 05:09:35 PM
by K5UJ
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Old Hammarlund and EF Johnson Catalogs
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w5kcm
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3
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13086
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September 13, 2007, 09:59:52 PM
by w5kcm
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Communications Receivers
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Steve - WB3HUZ
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3
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13346
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October 14, 2007, 12:49:08 PM
by WA1GFZ
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Henshaw's Mad World of CB 1970 catalog
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Opcom
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3
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10889
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September 02, 2011, 04:51:29 PM
by DMOD
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Single Sideband: theory and practice
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k7mdo
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3
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28645
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February 10, 2018, 05:23:49 AM
by k7mdo
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Broadcast Equpment documents, and more
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W9RAN
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3
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8525
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February 04, 2009, 08:12:58 PM
by Opcom
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