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Norm
ISO 389-7:2005/Amd 1:2016
Issue date: 2016 07 12
Acoustics — Reference zero for the calibration of audiometric equipment — Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions — Amendment 1: Reference threshold of hearing at 20 Hz and 18 000 Hz under free-field listening conditions and at 20 Hz under diffuse-field listening conditions
Withdrawn: 2019 11 05
Publisher:
International Organization for Standardization
Format:
Digital | 2 Pages
Language:
English
Currently valid:
ICS
ISO 389-7:2019
2019 11 05
Acoustics — Reference zero for the calibration of audiometric equipment — Part 7: Reference threshol...
Norm
ISO 389-7:2005/Amd 1:2016
2016 07 12
Acoustics — Reference zero for the calibration of audiometric equipment — Part 7: Reference threshol...
Norm
↖
Norm
Issue date :
2019 11 05
Acoustics — Reference zero for the calibration of audiometric equipment — Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions