For a hacker, the best way to understand how a system works is to break it down into its constituent parts, do a hell of a lot of research, and then rebuild it from scratch. Andrew Holme, a British ...

At the heart of GPS is the ability to measure the distance from a receiver to several satellites. There are always 4 to 8 satellites visible at any given time. Each satellite sends out a signal, which ...

Does anyone know of the maximum elevation a GPS receiver can generally be used (need longitude, latitude and height data )? Basically I want to use a GPS in an amateur satellite, for establishing its ...