Motorola Gm339 Programming Software <2026 Edition>

Motorola GM339

To program a mobile radio, you need specific Customer Programming Software (CPS), a compatible interface cable, and a computer running Windows. This radio supports up to 255 channels and extensive signaling features like 5-tone and PTT ID. Required Equipment

A computer serial port connected to a RIB, which then connects to the radio’s microphone jack via a specific cable. The Modern Way: motorola gm339 programming software

Modern computers are often "too fast" for the legacy handshake protocols of the GM339. Using a high-quality USB-to-Serial adapter (like those with a FTDI chip) is usually necessary to prevent "Communication Error" messages. Why Program a GM339 Today? Motorola GM339 To program a mobile radio, you

Save Immediately:

Once the read is successful, save this file as "Original_Backup.cp" before making any changes. Step 3: Configuring Conventional Channels The Modern Way: Modern computers are often "too