From John C. Payne, one of the foremost international authorities on marine electrical systems and electronics, comes a new series of easy to understand yet thorough treatments of technical issues facing every boat owner. whether sail or power. Each volume is concise, compact, and fully illustrated for easy reference. "Understanding Boat Electronics" covers the following major topics: Position Fixing Systems (GPS, LORAN); Electronic Charting; Echo Sounders, Fishfinders, SONAR; Radar; Autopilots; Instrument Systems and Interfacing (Depth Sounders, Speed Logs, Wind Systems); Noise and Interference; Security and Safety Systems; and Entertainment Systems.