TS680 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.I HAVE NO OTHER MODS FOR THIS RADIO AT THIS TIME.I AM STILL TRYING TO FIND WHERE THE MISSING 10 MHZ FROM 35 TO 45 AND WILL POST IT IF IT IS POSSIBLE. 73 CARL VE3ZCO@VE3GYQ BBS CARL@HAMSTER.BUSINESS.UWO.CA