How Do You Buy A Handheld GPS System?
Forget a compass, which only shows you north, south, east or west. A handheld GPS (global positioning system) navigation device can tell you within feet where you are and what route to take to get to a destination. And these products are so small they can fit inside a pocket. Step 1 Consider the size of the unit. Do you want to slip a unit into your pocket? Various carrying cases are available. Step 2 Choose a system that has multi-parallel channels. This ensures that several satellites are tracking you at one time rather than just one. You get faster fixes in difficult conditions. Step 3 Select a system that can store 100 or more way points. These are geographic points that can be used as markers. Step 4 Pick a system that can give the distance and direction of a point from your current position. Step 5 Choose a system that can store several routes. Step 6 Pick a system that is capable of using UTM grid data maps or local grid maps. Make certain that the system can use the common datu
