APRS is a registered trademark Bob Bruninga, WB4APR 1 APRS.org APRS Summary May 2011 Jan 2011 Maps – Mobiles - Users Human to human info exchange!APRStt.
APRS is a registered trademark Bob Bruninga, WB4APR 1 APRS.org APRS Dayton 2014 May 2014 Maps – Mobiles - Users Human to human info exchange!APRStt !!!
APRS is a registered trademark Bob Bruninga, WB4APR 1 Universal Contact by Callsign Sept 2011 Anywhere, Anytime Any Device, any system Human to human info.
