NEN-EN-ISO 11821
Acoustics - Measurement of the in situ sound attenuation of a removable screen
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 April 1997 |
| Status: | active |
| Page Count: | 20 |
| ICS Code (Acoustic measurements and noise abatement in general): | 17.140.01 |
scope:
Specifies methods for evaluating the in situ sound attenuation performance of a removable screen, either indoors our outdoors. This engineering grade method is based on an insertion loss measurement that can be carried out either with shielding of the actual sound source(s) or using an artificial sound source.
Document History
NEN-EN-ISO 11821
April 1, 1997
Acoustics - Measurement of the in situ sound attenuation of a removable screen
Specifies methods for evaluating the in situ sound attenuation performance of a removable screen, either indoors our outdoors. This engineering grade method is based on an insertion loss measurement...