From John C. Payne, one of the foremost international authorities on marine electrical systems and electronics, comes an easy-to-understand yet thorough treatment of boat wiring and the technical issues facing every boat owner, whether sail or power. Concise, compact, and fully illustrated for easy reference, Understanding Boat Wiring: 2nd Edition has been fully revised throughout. This guide offers a comprehensive coverage of the following major topics: Boat wiring standards Basic electrical principles System voltages How to plan and install boat wiring Circuit protection and isolation Switchboards and panels Bilge pump wiring Mast and external wiring Grounding systems