IEC 60318-3:1998
Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry
OVERVIEW
Describes an acoustic coupler for loading supra-aural audiometric earphones as specified in ISO 389 with a specified acoustic impedance, when calibrating audiometers, in the frequency range of 125 Hz to 8 000 Hz. Cancels and replaces IEC 60303 (1970).
COMMENTS
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PRODUCT DETAILS
| Status | Revised |
|---|---|
| Edition | 1998 |
| No. of Pages | 17 |
| ICS Classification | 17.140.50 Electroacoustics |
| Committee | TC 29 |
| Available for Purchase | For sale in Singapore only |
| Adoption | IEC : 0 |