Is a GLOBAL POSITIONING SYSTEM (GPS) essential to RV travel?
One thing is sure – it certainly makes life easier. Far more than a fancy electronic gadget, a GPS system is a sophisticated electronic device used accurately to navigate large distances on land, sea and air. For a relatively small outlay, you can program in your destination, and get concise driving direction to wherever it is you want to go. Obviously, they are specially useful in areas you are visiting for the first time, making them ideal for RV travel. Handheld models are great for hiking and mountain biking, and greatly enhance most outdoor activities. But what, actually, is behind this impressive array of electronic wizardry? How does it all come together in a small, beneficial and relatively cheap package? Owned and operated by the US AIR FORCE, but provided as a free service to all users around the world, the GLOBAL POSITIONING SYSTEM, or GPS, is a constellation consisting of over two dozen satellites orbiting the Earth. Positioned at an altitude of 12,600 miles (20,200 kms) ab
