Blog - Digital modes without GUI

Below are several open-source projects that should help us receive, encode and decode digital modes and improve our interoperability with mesh-net and other popular radio services. We should try to install, configure and test each of these for use in our project.

Dire WolfTNC

hssm-pi turn Pi into a mesh-net node for BBHN or AREDN

direwolf APRS
direwolf igate

psk31lx - a terminal based ncurses program for psk31

QTMM AFSK1200 Decoder

Kukuruku with TETRA and other plugins. Multiple demodulators running at once.


Use macports to install if running Mac OS El Capitan. Does not work on Sierra. :(

  • sudo port install gnuradio

Aviation ADS-B transponders
dsame - decode EAS/SAME (Emergency Alert System/Specific Area Message Encoding) alert messages