00575nam a22001457a 4500952011900000999001500119020002100134082001800155100003500173245004100208260003000249300003300279650011000312942000700422  00104070aRIUbRIUd2012-08-03ePurchasedg395.00l0o621.3893 RUMp1565r2012-08-03 00:00:00t1w2019-02-21yBK  c3446d3446  a0240514874 (pbk)  a621.3893bRUM  aRumsey, FrancisaTim McCormick  aSound and recordingban introduction  aOxfordbFocal pressc1997  axv, 384 p.b: ill.c; 23 cm.  aSound recordingvAuditory perceptionvNoise reductionvDigital recordingvLoudspeakersvMicrophonesvFEAS  cBK