Resources

FreeDV is an open-source digital voice mode for the HF bands that delivers high-quality digital audio using a standard SSB transceiver. Unlike FM repeaters or networked modes such as DMR,...

DMR programming software is required to configure nearly every modern DMR (Digital Mobile Radio) used in amateur radio today. From budget-friendly Chinese handhelds to high-end commercial gear, most DMR radios...

Although most DMR contacts today use repeaters or hotspots, DMR simplex frequencies remain an important operating option. Simplex allows two DMR radios to communicate directly on the same frequency and...

This guide shows you how to create RF coverage maps using Radio Mobile to visualize repeater coverage and simplex range from a fixed or mobile ham radio station. Whether you’re...