TY - BOOK ED - General Electric Company (Great Britain). TI - An approach to audio frequency amplifier design AV - TK7871.2 .G5 U1 - 621.381 APP 22 PY - 1957/// CY - London PB - General Electric Co., ltd. of England KW - Audio amplifiers KW - Engineering N1 - Label on t.p.: Distributed by Chapman and Hall, London ER -