What Does MMDVM Mean?
What Does MMDVM Mean? MMDVM stands for Multi Mode Digital Voice Modem. What does a MMDVM do? However, as a reminder the MMDVM devices are digital radio hotspots, with a transmitter power of around 10mW. They act as personal repeaters, so that you can connect to a variety of digital radio networks (D-STAR, DMR, C4FM,