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BS 4669:1971
BS 4669:1971 Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry
standard by BSI Group, 02/26/1971
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M00017094
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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.Cross References: BS 2042*BS 3171*BS 4668*
Replaced by BS EN 60318-1:1998 but remains current.
