Install aprx by entering the following commands in the terminal:
sudo apt update sudo apt install aprx
Description:
APRS Digipeater and iGate
Aprx is an APRS specific Digipeater and iGate. It supports multiple KISS-TNCs on serial ports and listening to any kernel AX.25 network interfaces. . Additional features include a built-in "erlang-monitor" to analyze activity level of radio channels. . This software requires a valid (and unique) ham radio callsign to operate fully and is therefore useful mainly for licensed radio amateurs.
Homepage: http://thelifeofkenneth.com/aprx/
Version: 2.9.0+dfsg-1
Section: universe/hamradio