The Motorola GM338 operates on the Professional Radio series platform (often referred to as the Waris platform). Unlike modern plug-and-play devices, this radio relies strictly on dedicated CPS to read and write codeplugs (the radio's configuration files). Key Features Configured via Software Up to 128 channels organized into zones.
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To download and install the Motorola GM338 programming software repack, follow these steps:
Connect the programming cable to both the PC and the powered-on GM338. Read Radio: In the CPS, select the correct COM port and click "Read Radio" to backup your current codeplug before making any changes. The Motorola GM338 operates on the Professional Radio
The Motorola GM338 remains a capable radio platform, but programming it in 2025 and beyond requires resourcefulness. While official CPS software exists, its age and access limitations have given rise to a thriving ecosystem of repackaged software that modern enthusiasts rely on.
Customize the front panel programmable keys for shortcuts like scan, high/low power, or nuisance delete.
Program up to 128 channels with custom alphanumeric names, receive/transmit frequencies, and PL/DPL (Private Line/Digital Private Line) tones. [Insert download link] To download and install the
Navigate to > Preferences or Set up > Comm Port and select the matching COM port number from Device Manager. Click the Read Radio icon (or press Ctrl + R ).
In the software, click the icon or go to Device > Read .
Before downloading any software, ensure you have the necessary hardware: While official CPS software exists, its age and
This article provides a comprehensive guide to understanding, acquiring, and using the programming software for the Motorola GM338, including what a "repack" entails and how to ensure a successful programming experience. What is the Motorola GM338 Programming Software (CPS)?
Avoid ultra-cheap, clone programming cables. Look for a high-quality FTDI-chipset GM338 programming cable (which plugs into the microphone jack on the front panel). Cheap clone cables often use counterfeit Prolific chips that fail on modern Windows operating systems. Step 2: Use a Dedicated "Sandbox" or Legacy PC
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