APRS can be summed up with two concepts, REAL-TIME PACKET TACTICAL COMMUNICATIONS and MAPS. Probably 98 % of APRS potential does not need GPS or any tracking devices. Think of APRS as just a multi-user distributed packet network with a MAP display for many exciting amateur applications Network topology monitoring Direction Finding Weather reporting Frequency Coordination database DX cluster monitoring HF DX plotter AMSAT ground station tracker Satellite tracker Search & Rescue Special event tracker/organizer Boat/mobile/RV tracker RF path estimating Local area CHAT mode Telemetry displays
