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ISBN-10: 0980622344

ISBN-13: 9780980622348

Edition: N/A


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Volume 3 of the most complete and practical modern reference on audiophile vacuum tube technologyIf you liked the practical side of Volumes 1 and 2, Volume 3 will delight you. No theory, just dozens of practical designs, proven circuits and useful test & measurement methods.Various directly-heated triodes are explored and used in line stages and power amplifiers, a true heaven for DHT lovers. Dozens of DIY and commercial amps and preamps with 2A3, 300B, VT25, #46, 12A, 201A, GM70, 805, 845, 813, 211A are described in detail, their circuits analyzed and improvements suggested. Most use no negative feedback and many feature interstage transformers or direct coupling.Many less known…    
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