DIY Antennas, QRP, SDR & Ham Radio Projects from VU3DXR
Guides and technical insights on amateur radio programming cables and data interfaces. Learn how to identify genuine chipsets (such as FTDI, Silicon Labs, and Prolific), resolve ‘Code 10’ driver errors, and build DIY programming interfaces for Baofeng, Yaesu, and uBITX radios. This section covers the essential links between your PC and your transceiver for memory management, firmware updates, and CAT control
This article explains how to build a low-cost ribless programming cable for Motorola GM360, GM338, and GM300 radios. It uses a USB-to-TTL adapter, RJ45 connector, and a diode to enable direct serial communication without a RIB unit. The guide covers wiring, setup, and software configuration for reliable radio programming.
The GM300 series radios are line of two-way radios manufactured by Motorola Solutions. They are popular choice for amateur radio operators due to its features, performance, and affordability. GM300 is also a very durable radio. It is built to withstand the elements and can handle even the most demanding conditions. Similarly, the Motorola GM338 is […]
DIY Programming cable for a Motorola GM 300 series two-way radio To make a DIY programming cable for a Motorola GM300, you will need the following materials: A USB-TTL adapter An RJ45 Ethernet connector A standard silicon signal diode, such as the 1N4148 An Ethernet cable. Once you have gathered your materials, follow these steps […]