ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 9: PREFERRED TEST CONDITIONS FOR THE DETERMINATION OF REFERENCE HEARING THRESHOLD LEVELS

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Hardcopy

Published date

01-10-2009

Publisher

Swiss Standards

ISO 389-9:2009 specifies test conditions for determining the hearing thresholds of subjects for the purpose of establishing standardized values for reference hearing threshold levels.

Committee	INB/NK 103
DocumentType	Standard
Pages	0
PublisherName	Swiss Standards
Status	Current

Standards	Relationship
ISO 389-9:2009	Identical
EN ISO 389-9:2009	Identical

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SN EN ISO 389-9 : 2009

ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 9: PREFERRED TEST CONDITIONS FOR THE DETERMINATION OF REFERENCE HEARING THRESHOLD LEVELS

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