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Kenwood TS-680S (TS 680 S TS680S) Freq Extend mod

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Kenwood TS-680S (TS 680 S TS680S) Freq Extend mod

Postby AX05 on Mon Dec 03, 2007 1:09 pm

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.
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AX05
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