ISO 389:2009
ISO 389:2009 Acoustics – Reference zero for the calibration of audiometric equipment – Part 9: Preferred test conditions for the determination of reference hearing threshold levels
CDN $131.00
Description
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.
Edition
1
Published Date
2009-05-07
Status
PUBLISHED
Pages
9
Language
English
Format
Secure PDF
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Abstract
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.
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