Homebrew Multimode Digital Voice Modem adapter

https://www.electronics-lab.com/homebrew-multimode-digital-voice-modem-adapter/

Florian Wolters made his own version of MMDVM adapter: During experiments with digital voice mode in hamradio I discovered a nice project describing an adapter for D-Star, DMR and other digital modes based on an Arduino Due and a little PCB to be put on top. This unit is called the Multimode Digital Voice Modem […]