Kenwood Tkm-707 Mods New! Page

Kenwood TKM-707

Modifications for the SSB Radiotelephone primarily focus on extending its frequency range and performing internal hardware adjustments for improved usability. Frequency Expansion (MARS/CAP)

Kenwood TM-G707

: An Amateur VHF/UHF dual-band FM transceiver. Most online "707 mods" involving resistor removal (0-ohm SMD resistors 0 and 3) apply exclusively to this dual-band model. Common Modifications for the TKM-707 (Marine HF) Kenwood Tkm-707 Mods

Antenna Coupler Integration

: Many users "mod" their setup by integrating the MAT-100 Automatic Antenna Tuner to allow the radio to work with non-resonant wire antennas (12–23 meters) across the 2–24 MHz range. Common Modifications for the TKM-707 (Marine HF) Antenna

1. The Frequency Expansion Mod (The "Mars/Cap" Mod)

not

The TKM-707 does support Kenwood CI-V natively. Some operators have built an Arduino translator that reads BCD from the PLL and writes to an emulated CI-V bus – a complex mod requiring PLL injection point access. Some operators have built an Arduino translator that

1. The "MARS/CAP" Frequency Expansion (The Big One)

Modifying marine equipment requires caution, as these devices are life-safety tools.