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BS 2497-6:1988

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Acoustics. Reference zero for the calibration of audiometric equipment Specification for a standard reference zero using an artificial ear complying with BS 4669

Available format(s)

Hardcopy , PDF

Superseded date

31-01-1992

Language(s)

English

Published date

29-02-1988

Reference equivalent threshold sound pressure levels for earphones, complying with stated requirements.

Committee
EH/1
DocumentType
Standard
Pages
7
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 7113:1989 Specification for reference levels for narrow-band masking noise
BS 6950:1988 Specification for a standard reference zero for the calibration of pure tone bone conduction audiometers
BS 6951:1988 Specification for threshold of hearing by air conduction as a function of age and sex for otologically normal persons

IEC 60318:1970 An IEC artificial ear, of the wide band type, for the calibration of earphones used in audiometry

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