Modifications for the Yaesu FT-4700

FT-4700 Frequency expanding modification


  1. Remove front panel.
  2. Locate jumper 1,2,5,9,10,13 on "CONTROL UNIT" and short them with solder. (Other jumpers must remain as current.
  3. Turn power on, and set the display for the lower edge of UHF band (420.000), using up/down buttons, and dial. Then press D/MR button.
  4. Set the display to 460.000 and press D/MR. The display shows 47.75 (if fre- -quency of uhf band ). Press D/MR, and then uhf coverage is programmed.
  5. Set the display to 140.000 and press D/MR. Then set the display to 174.000 and press D/MR again. The display now shows (the VHF if freq.) 17.3. Press D/MR again. Now both band coverages are programmed.
  6. After this modification the repeater shift is set to 0 MHZ, so it must be set using the F and RPT buttons on both bands. Refer to page 27 of instruction manual for details.


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