Simple GPS Navigation : Sea, Air, Land Book

The hardest thing to master about any GPS unit is its handbook. The technical jargon may be readily understood by experts, but it's more often than not baffling for neophytes. This easy reference explains, GPS in terms everyone can understand, setting readers free to wander the earths oceans, deserts and airways. Author Mik Chinery, a prolific technical boating writer, covers everything from switching on the GPS unit to determining position, destination and routes. With nearly 100,000 GPS sets sold worldwide each year, this guide is sure to find its way onto the shelves of many boaters and outdoorspeople.