ISO 4869-1:1990
For ISO 4869-1:1990, item title is Acoustics — Hearing protectors — Part 1: Subjective method for the measurement of sound attenuation; status code is 9599; successor is ISO/PWI 4869-1 | ISO 4869-1:2018; withdrawn / published date is 1990-12-20, recorded from its source on 2026-08-05.
- Identifier
- ISO 4869-1:1990 verified
- Item title
- Acoustics — Hearing protectors — Part 1: Subjective method for the measurement of sound attenuation verified
- Status code
- 9599 verified
- Successor
- ISO/PWI 4869-1 | ISO 4869-1:2018
- Withdrawn / published date
- 1990-12-20 verified
Verified
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What the source says
10850,IS,,ISO 4869-1:1990,Acoustics — Hearing protectors — Part 1: Subjective method for the measurement of sound attenuation,Acoustique — Protecteurs individuels contre le bruit — Partie 1: Méthode subjective de mesurage de l'affaiblissement acoustique,1990-12-20,1,['13.340.20'],ISO/TC 43/SC 1,9599,[10849],"[27310,65581]","['en','fr']",7,<p>Specifies a method for measuring sound attenuation at the threshold of hearing. The procedure is designed to yield values close to the maximum attenuation which are not normally attained under field conditions. The values reflect the attenuating characteristics only to the extent that users wear the device in the same manner as did the test subjects. Dat
— isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05
Source
- isopublicstorageprod.blob.core.windows.nethttps://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv