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2015-06-27 BB 0 0 0 1 fsd fsd 2017-12-18 Purchased: 600.00 0 621.38154 HEL 40611 2017-12-18 00:00:00 41 2019-02-21 BK 0 0 0 0 fsd fsd 2017-12-18 Purchased: 600.00 0 621.38154 HEL 40631 2017-12-18 00:00:00 42 2017-12-18 BK 11534 11534 9788120307520 (pbk) 621.38154 HEL Helfrick, Albert D. William D. Cooper Modern electronic instrumentation and measurement techniques New Delhi PHI Learning Private Limited 1990 xii, 446 p. : ill. ; 24 cm. Includes bibliographical references and index. Electric measurements Electronic instruments Electric meters Signal analysis Instruments Oscilloscopes FEAS BB