GPS Technical Documents

GPS Technical Documents

Terminology

A glossary of terms used with GPS Surveying.

Coordinate Systems

Everything you've ever wanted to know about horizontal and vertical datums.

Local Transformations

All the theory behind local transformations with GPS.‚  Note, the screenshots shown in this document are from a very old version of FieldGenius but the theory still applies with‚ newer versions -‚ please refer to more current documentation for specific instructions on doing local transformations with‚ more current FieldGenius versions.

Positional Accuracy

Information relating to the accuracy you can expect from GPS surveying, the most common sources of positional errors, and ways‚ of avoiding positional errors in FieldGenius.

Differential Corrections

Information about RTK surveying with two GPS receivers, and troubleshooting radio link problems.