DR 02543 CP
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Acoustics - Reference zero for the calibration of audiometric equipment Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions
26-10-2017
26-11-2003
Proposes the adoption of ISO 389-7:1996 to specify a reference threshold of hearing for the calibration of audiometric equipment used under certain conditions.
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