BS 4669:1971
Withdrawn
Date published:
Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry
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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17.140.50 Electroacoustics
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BS 4669:1971
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