GPS is an extremely useful mapping and navigation aid. It can be used as a hand-held device or in a vehicle (GPS can be fitted with external antenna). GPS units are small, economically designed, robust and can be used in all weathers
What a GPS receiver does
- Displays and updates position (and height) on the screen which can be transcribed directly to a standard map
- It also displays distance and bearing to way-point (although this is only accurate whilst on the move).
- Allows position to be stored (way-points) and way-points to be entered for navigation.
- Displays speed and course over ground and many more…