BS 4669:1971
$39.73
Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry
| Published By | Publication Date | Number of Pages |
| BSI | 1971 | 14 |
Specifies requirements for an artificial ear which covers the audiometric frequency band from 80 Hz to 10 000 Hz. This artificial ear is intended for the calibration of super-aural earphones which are applied with minimum leakage to human ears.
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