: For faster channel programming, users have added toggle switches to disable the default "SPLIT" behavior, which otherwise requires separate TX/RX frequency entry even for simplex operation. Audio and Interface Enhancements
The Icom M700 was a tank. Built for the brutal salt spray of commercial shipping, its hefty chassis and reassuring click of the big rotary knobs promised a lifetime of reliable service. For most sailors, that was enough. For Eli, it was a starting point. icom m700 mods
: Replacing the standard memory can expand the radio from its original 48 channels to 480 channels 10-Meter Band : For faster channel programming, users have added
The original HM-28 microphone is often missing or damaged. Because it is no longer manufactured, a common mod involves adapting the radio to accept the newer microphone. For most sailors, that was enough
With these modifications, you transform a limited-purpose marine radio into a genuine HF contesting, DXing, and emergency communications asset. The M700 will never have a spectrum scope, but it will be working long after cheaper rigs have died.
When performing mods, be aware of the following:
: Replace all electrolytic capacitors, as they are prone to leakage and degradation over time.