01157pam a2200289 i 4500 4275 4275 3192377 OSt 20191024175237.0 770215s1977 nyua b 001 0 eng 77002276 0808910051 DLC DLC DLC RF298 .M32 WV26 M172i 617.89 MCP T McPherson, David L. Instrumentation in the hearing sciences / David L. McPherson, John W. Thatcher ; ill. by Diane McPherson. New York : Grune & Stratton, c1977. ix, 181 p. : ill. ; 24 cm. Includes bibliographical references and index. Preface // Introduction // Physical parameters of sound // Fundamentals of electrical circuits // Units of measure // Signal generation and control // Acoustic tranducers // The measurement of sound // Recording devices // Electrodes // Index // Audiology Instruments. Hearing tests Instrumentation. Thatcher, John William, 1905- joint author. 7 cbc orignew 1 ocip 19 y-gencatlg ddc STS 0 0 ddc 0 0 94/4 AIISH AIISH 2019-10-24 0 617.89 MCP T 7069 2019-10-24 00:00:00 2019-10-24 STS 0 0 ddc 0 0 94/4 AIISH AIISH 2019-10-24 0 617.89 MCP T 10311 2019-10-24 00:00:00 2019-10-24 STS 0 0 ddc 0 0 94/4 AIISH AIISH 2019-10-24 0 617.89 MCP T 3989 2019-10-24 00:00:00 2019-10-24 STS