---------------------  YAESU FT-2400H Frequency Mod   ----------------------

 - Remove front panel (2 allen screws)
 - Locate and unsolder jumper pad 2
 - Locate and solder jumper pads 1 & 3
 - Install front panel

  Result:

  118-174 rx
  140-174 tx
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cpu      battery              6 5 4 3 2 1   <-jumpers               
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