Kenwood Tkm-707 Mods — Fix

The Kenwood TKM-707 Go to product viewer dialog for this item.

Optional: Replace fixed resistors R99 and R100 (4.7kΩ) with 2.2kΩ to double the range without VR tweaks.

Alternative cheat: Simply remove D6 and D8 while adding D7 and D10 – this often gives 1.8–30 MHz TX. Kenwood Tkm-707 Mods

, the general principle involve manipulating internal jumpers or resistors to bypass regional or service-specific software locks. VFO and Sideband Mods : Users frequently inquire about enabling Lower Sideband (LSB) Variable Frequency Oscillator (VFO) The Kenwood TKM-707 Go to product viewer dialog

Recent community interest involves converting these older marine units for the 630-meter band allocation. Service & Reliability: Solder Joint Maintenance: Optional: Replace fixed resistors R99 and R100 (4

Enable internal clipper IC (often a TA7312P) by grounding pin 8 or adding a front-panel switch via jumper JP on the audio board.

Why you need it: This turns the clarifier from a "fine tune" into a proper "voice finder." No more asking the other station to re-tune their Drake.

features a heavy-duty aluminum chassis; ensure at least 15 cm of space behind the unit for ventilation during high-power 150W transmissions.