Icom IC-751 (IC 751 IC751) transceiver mods reviews software and diagrams

   
 
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20 November 2024, 2:43 UTC 


Transceivers


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Icom IC-751 (IC 751 IC751)
IC-751
Programming interface schematics for Icom:
Programming software for Icom IC-751 (IC 751 IC751) :
PDF User Manual for Icom IC-751 (IC 751 IC751) :
PDF Adjusments Procedures Manual with schematics for Icom IC-751 (IC 751 IC751) :
Schematics for Icom IC-751 (IC 751 IC751) :

Mods for Icom IC-751 (IC 751 IC751) :
    Icom IC-751 (IC 751 IC751) improvement for better CW full break-in
    Icom IC-751 (IC 751 IC751) Cooling, remote jacks
    Icom IC-751 (IC 751 IC751) Dual RAM back-up Battery Modification
    Icom IC-751 (IC 751 IC751) RAM Card Backup Battery Replacement Instructions
    Icom IC-751 (IC 751 IC751) Allow CW Xmit & USB recieve split mode
    Icom IC-751 (IC 751 IC751) to 37 MHz
    Icom IC-751 (IC 751 IC751) Bad Cap Problems
    Icom IC-751 (IC 751 IC751) General coverage mod
    Icom IC-751 (IC 751 IC751) Switch Matrix
    Icom IC-751 (IC 751 IC751) How to replace the lithium battery in your ICOM radio

Icom IC-751 (IC 751 IC751) technical specifications :  Icom IC-751 (IC 751 IC751) technical specifications



Icom IC-751 (IC 751 IC751) General coverage mod

  1. Remove top and bottom covers from rig.
  2. Remove cover for RF unit (left side).
  3. Locate J2 near center of RF board (multi-pin connector).
  4. Clip brown wire (pin 1). Maybe the wire is black
  5. Rig will now transmit in Gen. Cov. mode above 1600 khz.