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
OVERVIEW
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.
COMMENTS
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PRODUCT DETAILS
| Status | Current |
|---|---|
| Edition | 2009 |
| No. of Pages | 9 |
| ICS Classification | 13.140 Noise with respect to human beings |
| Committee | ISO/TC 43 |
| Available for Purchase | For sale in Singapore only |
| Adoption | ISO |