AFNOR - NF S31-047
Acoustics. Assessment of speech intelligibility distances in noisy conditions.
active, Most Current
| Organization: | AFNOR |
| Publication Date: | 1 May 1975 |
| Status: | active |
| Page Count: | 2 |
| ICS Code (Noise with respect to human beings): | 13.140 |
Document History
NF S31-047
May 1, 1975
Acoustics. Assessment of speech intelligibility distances in noisy conditions.
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