Ampeg 'The Story Behind the Sound' By Gregg Hopkins & Bill More This is an excellent book detailing the history of Ampeg and related companies as well as providing interesting information on the people who made the company what it is. Include 200 photographs of Ampeg products as well as photos of musicians who used them. Highly recommended! 288 pages, 2.5 lbs, 11.0" x 8.6" x 0.8"
An Approach to Audio Frequency Amplifier Design First published in 1957 by the Valves and Electronics Department General Electric Company of England, this book covers the essential details and circuit diagrams of a wide range of audio frequency amplifiers from a 5 watt ultra-linear to an 1100 watt Class AB2 amplifier. All designs are based on vacuum tubes. Full parts list accompanies each schematic. 126 pages, 0.6 lb, 6" x 9".