NEN-EN-ISO 4869-1:2018 en
Current
Current
Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation
Published date
12-03-2018
Publisher
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NEN-EN-ISO 4869-1 specifies a subjective method for measuring sound attenuation of hearing protectors at the threshold of hearing.
| Committee |
TC 43
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 4869-1:2018 | Identical |
Summarise
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