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NS EN ISO 389-7 : 1998

Withdrawn

Withdrawn

ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 7: REFERENCE THRESHOLD OF HEARING UNDER FREE-FIELD AND DIFFUSE-FIELD LISTENING CONDITIONS (ISO 389-7:2005)

Published date

01-12-2013

Withdrawn date

02-01-2020

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Specification
Annex A (informative) Notes on the derivation of the
        reference thresholds of hearing
Bibliography

Specifies a reference threshold of hearing for the calibration of audiometric equipment used under the following conditions.

Committee
K 001
DocumentType
Standard
PublisherName
Norwegian Standards (Norges Standardiseringsforbund)
Status
Withdrawn

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