Motorola Radius Gm300 Radio Doctor Free [work] -

A true “free Radio Doctor” for the GM300 does not exist as a polished app, but a combination of + homemade programming cable + service manual gives you 95% of the diagnostic ability. If you need RF alignment, invest in a cheap SDR or frequency counter, but for most hobbyists, the free DOS tools are sufficient.

: Allows for reading and writing radio "codeplugs," changing frequencies (including out-of-band tricks), setting PL/DPL tones, and adjusting power levels. Target Models motorola radius gm300 radio doctor free

This single free action fixes 60% of “dead” GM300s. A true “free Radio Doctor” for the GM300