What is GPS

GPS stands for "The Global Positioning System", which is a satellite-based, precise-positioning navigation system. GPS is a worldwide radio-navigation network system formed from a constellation of 24 satellites and their ground stations. Developed by the U.S. Department of Defense in 1973, GPS was originally designed for military applications, such as locating soldiers and military vehicles, planes, and ships worldwide. For more GPS Tutorials, please go to: http://www.selectagps.com:

How GPS Works

• GPS, basically, uses multiple satellites to determin a receiver's position. ...

How to Select a GSP

• Handheld, Portable or in-Dash GPS
• Non-Mapping GPS and Mapping GPS
• Buy a GPS Unit and a GPS Map from the Same Manufacturer
• Select a GPS by Brand Name, Quality and Price