Satellite, GIS and GPS
Refer also to Defence-related info.
Satellites
Basics
Tracking
- Real time satellite tracking
- RTL-Software Defined Radio based on the RTL2832U chipset, a cheap ~$30 USB dongle that offers a computer based radio scanner for receiving live radio signals. Depending on the particular model it could receive frequencies from 500 kHz up to 1.75 GHz
Legal aspects
Services
Conditional access
GPS
GIS and navigation
Basics