One of the most common complaints regarding the TKM-707 is its aggressive squelch behavior. Commercial radios are designed to be silent until a very strong signal arrives. For amateur use, where we often listen to weaker signals or marginal propagation, the stock squelch can be too tight, causing the beginning of transmissions to be cut off.
: Because the TKM-707 is a marine radio, modifications are often sought to enable Lower Sideband (LSB) or to allow VFO-style tuning across amateur radio HF bands. Audio and Squelch Adjustments Kenwood Tkm-707 Mods
(Dual-band Amateur Mobile). Many online "MARS/CAP" or resistor-removal mods—such as removing resistor 0 or 3 for extended TX/RX—apply specifically to the and are not compatible with the TKM-707 marine unit. pinout details for the TKM-707's antenna coupler or microphone connectors? ssb radiotelephone - tkm-707 - Manuals (Repeater Builder) One of the most common complaints regarding the
: Most technical modifications for this series involve hardware changes to the control unit or the removal of specific diodes/resistors to bypass factory frequency locks. MARS/CAP Modification : Because the TKM-707 is a marine radio,