The most comprehensive book we've found on the theory, function, and maintenance of aircraft electrical systems; covering the basics of electricity through the most current equipment found on today's most advanced commercial jets. This book is highly illustrated and clearly details the procedures common to most electrical maintenance work. As an aircraft maintenance professional, if aircraft electrical work is or will be an important part of your future, this is your resource for learning the fundamentals of the trade. Well worth the price compared to the other less comprehensive books available.