SS-EN ISO 4869-1:2018
Current
Current
The latest, up-to-date edition.
Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation (ISO 4869-1:2018)
Available format(s)
Hardcopy
Language(s)
English
Published date
27-11-2018
Publisher
This document specifies a subjective method for measuring sound attenuation of hearing protectors at the threshold of hearing.
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