Kenwood TS-680S (TS 680 S TS680S) Freq Extend mod
Caution: This mod will void Gov't Type Approval in any Country.
This mod will allow out of band transmit on the kenwood ts-680-s.
Remove the bottom cover. In the middle of the board is a diode marked d-31 just clip it and reinstall bottom cover.
This will allow transmit from 1.6 MHz to 33 mhz and 49 mhz to 56 mhz.
