Motorola Gm339 Programming Software May 2026

The GM339 supports up to 255 channels, but they must be organized into . Add your personalities to a Zone to make them accessible via the radio’s front panel menu. 5. Writing to the Radio

Because this is legacy software, it often runs best on Windows 7 or Windows 10 (32-bit) . While it can run on 64-bit systems, you may encounter driver issues with the USB-to-Serial chipset (ensure you have the latest Prolific or FTDI drivers). motorola gm339 programming software

This is usually a COM port mismatch. Ensure the software settings match the COM port number in your Windows Device Manager. The GM339 supports up to 255 channels, but

Navigate to the folder. Here you can: Input RX and TX frequencies. Set the Squelch Type (CSQ, TPL, or DPL). motorola gm339 programming software

Download GPA calculator spreadsheet (Excel document)

The GM339 supports up to 255 channels, but they must be organized into . Add your personalities to a Zone to make them accessible via the radio’s front panel menu. 5. Writing to the Radio

This is usually a COM port mismatch. Ensure the software settings match the COM port number in your Windows Device Manager.

Navigate to the folder. Here you can: Input RX and TX frequencies. Set the Squelch Type (CSQ, TPL, or DPL).