GPS information for professional and leisure users

New to satellite navigation? Here you can find a beginners guide to GPS, the most common Sat Nav system in use worldwide.

Using a handheld GPS receiver with Ordnance Survey mapping? Find out information on how to make the two compatible, including FAQs.

There is also some more detailed background information on GPS as well as other emerging satellite navigation systems.

Professional users

The use of Global Positioning System (GPS) and other developing Global Navigation Satellite Systems (GNSS) is expanding exponentially. This area gives some more detailed information on;

A guide to surveying with the free OS Net services

A selection of case studies of projects using the OS Net free services.

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