The new digital Global Maritime Distress and Safety System (GMDSS) is revolutionizing emergency communications and international search-and-rescue at sea. Clear

This handy book for the leisure user is a quick-reference guide to radio procedures (including Urgency, Safety, and Distress messaging); installing and maintain

More and more sailors and powerboaters are buying and relying on electronic and electric devices aboard their boats, but few are aware of proper installation pr

This guide contains all the information a boat owner needs to know to compare, assess, buy, install, and operate marine electronic gear--in an objective, straig