Articles and White Papers
Designing a Private APRS System - Whether you're using APRS for a commercial project or just tracking more vehicles than the public network can handle, implementing your own APRS-based communications system requires careful consideration of several factors.
GPS Receivers - Serial vs USB - Most consumer GPS receivers on the market today have USB interfaces, and many users are confused about how they differ from serial GPS receivers and why converter cables can't be used to connect them to APRS trackers.