Global Positioning System (GPS) has become of age as the premier worldwide electronic navigational aid. The GPS is reliable, easy to use, has amazingly good accuracy and became fully operational in 1993. GPS user units are either handheld or ship mounted. Ship mounted units are easily installed.

The owner or prospective owner of a GPS unit will find information in this supplemental program on how to select, install, maintain and use a GPS unit to best advantage. In addition, the text includes a brief history of the development of GPS and a comparison of LORAN-C and TRANSIT with GPS. The accuracy, the capability and the many features of GPS are described in some detail including digital GPS.

Questions and Answers relevant to the contents of the GPS program are provided to enable the material to be utilized in a classroom setting.

Pages: 42 Rev: 1995