76csx Garmin Gps Gpsmap Receiver
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Personal Lightweight GPS Receiver - The Personal Lightweight GPS Receiver, or PLGR, is the most widely used GPS receiver used in the United States military today. The PLGR is a self-contained, hand-held, five-channel, single frequency GPS receiver that provides accurate Position, Velocity and Timing (PVT) data to individual ...
Garmin Forerunner - The Garmin Forerunner is a Global Positioning System (GPS) device designed primarily for use by recreational road runners. It is designed as an accurate, precise method of measuring distance, speed, time, altitude, and pace, all of which can be important to athletes in training for races.
Garmin iQue - Garmin iQue line of products combines PDA devices with integrated GPS receivers.
Differential GPS - ... uses a network of fixed ground based reference stations to broadcast the difference between the positions indicated by the satellite systems and the known fixed positions. These stations broadcast the difference between the measured satellite pseudoranges and actual (internally computed) pseudoranges, and receiver stations may correct their pseudoranges by the same amount.
