TY  - BOOK
AU  - McPherson,David L.
AU  - Thatcher,John William
TI  - Instrumentation in the hearing sciences
SN  - 0808910051
AV  - RF298 .M32
U1  - 617.89 MCP T 
PY  - 1977///
CY  - New York
PB  - Grune & Stratton
KW  - Audiology
KW  - Instruments
KW  - Hearing tests
KW  - Instrumentation
N1  - 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 //
ER  -