Originally Posted by
double_barrel
I don't suppose anyone knows if it's possible to 'open' these radios to cover marine VHF ? - that would be very useful if very slightly illegal to use, but not illegal for me to posess as a radio ham. The freqs are close enough and the limits must simply be defined in firmware.
Frequencies are close, but modulation is different: marine VHF uses FM (frequency modulation), airband AM (amplitude modulation); so is not only a software issue to 'open' the frequency coverage