Uploaded September 2021 | Updated September 2026, 3 hours ago
The M120 is a variant of the Motorola GM300, and I had gotten a few of them which were deaf, so we go through the whole sequence of troubleshooting this radio to see if we can get the receiver working
The M120 is a variant of the Motorola GM300, and I had gotten a few of them which were deaf, so we go through the whole sequence of troubleshooting this radio to see if we can get the receiver working









![[Livestream] Raspberry Pi Sensor Hat
Working on a sensor hat PCB: https://github.com/PhirePhly/AirQMon [Livestream] Raspberry Pi Sensor Hat](https://i.ytimg.com/vi/CgKsRakWydM/mqdefault.jpg)
