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Hi-Fi was almost doomed... thank goodness for Mr. Olson
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KX5JT
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1
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7367
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November 10, 2014, 08:50:26 AM
by KL7OF
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UTC Transformer Connections
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KE6DF
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0
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6573
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January 17, 2013, 05:44:03 PM
by KE6DF
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V. O. Stokes Radio Transmitters
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KD6VXI
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2
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6598
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April 04, 2017, 12:38:09 AM
by Opcom
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US Navy equipment and more
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KD4CPL
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0
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3986
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January 17, 2013, 12:14:54 PM
by KD4CPL
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Solid State Rectifiers
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kc2we
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1
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6122
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April 28, 2017, 01:41:09 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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4704
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April 27, 2017, 07:40:50 AM
by kc2we
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EICO Uniprobe Data Sheet and Assembly
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kc2we
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1
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7654
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September 21, 2023, 02:08:27 PM
by Pete, WA2CWA
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Triplett VU Meters Data Sheet
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kc2we
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0
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23214
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July 14, 2022, 10:05:53 AM
by kc2we
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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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0
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4147
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May 02, 2022, 07:34:32 PM
by kc2we
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Clarostat L - T Pad data sheet
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kc2we
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1
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14442
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September 27, 2021, 09:01:28 PM
by Opcom
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TCS Receiver Noise Blanker Mod Info
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kc2we
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0
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1917
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September 24, 2021, 06:27:20 PM
by kc2we
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Stancor TP-2 TP-3 TP-4 Transformer Wiring
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kc2we
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0
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2139
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July 23, 2021, 08:46:01 PM
by kc2we
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Thordarson Driver Transformer Wiring Sheet
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kc2we
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0
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13188
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June 08, 2020, 09:54:35 PM
by kc2we
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Heathkit Marauder manual for download,,
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K7NCR
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0
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10184
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April 09, 2009, 11:44:03 AM
by K7NCR
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Single Sideband: theory and practice
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k7mdo
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3
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28716
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February 10, 2018, 05:23:49 AM
by k7mdo
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T-368 PARTS MANUAL
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k5ygc
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0
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4249
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November 03, 2014, 12:59:41 PM
by k5ygc
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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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9404
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August 15, 2009, 03:44:50 PM
by K5UJ
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PDF: Instruction Book (manual) Model 150-B. Meissner Manufacturing Co.
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K5UJ
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0
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11399
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March 05, 2011, 12:01:13 PM
by K5UJ
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Download: Jefferson Transformers and Chokes Catalog 391-R, 1939
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K5UJ
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0
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5152
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July 21, 2009, 06:37:21 PM
by K5UJ
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Download: Complete Thordarson Catalog 400CX 1939
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K5UJ
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4
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12828
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July 25, 2009, 09:14:57 AM
by K5UJ
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Complete clean scan of paper by A. Doty Jr. on buried radials v. elevated
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K5UJ
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5
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11429
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July 02, 2009, 04:15:53 PM
by K5UJ
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Collins 75A-3 Instruction Book (manual) pdf for download
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K5UJ
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0
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6428
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June 23, 2009, 11:54:41 AM
by K5UJ
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Hallicrafters HT-20 operating manual pdf
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K5UJ
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2
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11547
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January 12, 2011, 07:15:35 AM
by K5UJ
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The Science of Radio / Paul J. Hahin
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K5UJ
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0
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6131
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May 29, 2009, 07:44:48 PM
by K5UJ
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W2UOL's Eldico TR-1 transmitter schematic 1949
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K5UJ
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9
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19408
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July 26, 2010, 09:51:32 PM
by K5UJ
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