00398nam a22001097a 4500020002100000082001800021100003500039245004100074260003000115300003300145650011000178  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