SNV DIN ISO 4869-1 : 1991
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ACOUSTICS; HEARING PROTECTORS; SUBJECTIVE METHOD FOR THE MEASUREMENT OF SOUND ATTENUATION
23-07-2013
12-01-2013
Specifies a subjective method for measuring sound attenuation of hearing protectors at the threshold of hearing. The method is designed to yield values close to the maximum attainable sound attenuation.
| DocumentType |
Standard
|
| PublisherName |
Swiss Standards
|
| Status |
Withdrawn
|
| Standards | Relationship |
| DIN ISO 4869-1:1991-10 | Identical |
| ISO 4869-1:1990 | Identical |
| EN 24869-1:1992 | Identical |
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