Kenwood Tkm707 Mods ~upd~ May 2026

Unlock the transmitter to cover the full 0.5 MHz to 30 MHz range of its receiver.

Because these units are decades old, certain "maintenance mods" are required to keep them operational. kenwood tkm707 mods

2. Page 3. MAINTENANCE AND ADJUSTMENT. TKM-707. Adjustment 1-1. Cover removal Before removing the cover, turn the DC power supply' Repeater Builder® Unlock the transmitter to cover the full 0

For heavy amateur radio use (like FT8 or RTTY), adding a small 12V computer fan to the rear heatsink is a highly recommended non-invasive modification to prevent thermal throttling. 5. Technical Quick Reference Original Spec Modified Potential TX Frequency Marine Bands Only 1.6 MHz – 30.0 MHz Power Output Stable at 150W with cooling Memories 198 Channels Fully programmable via front panel Antenna Tuner Works with AT-300 Compatible with various LDG tuners via interface mods Page 3