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NBN EN ISO 11957:2009
Acoustics - Determination of sound insulation performance of cabins - Laboratory and in situ measurements (ISO 11957:1996)
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Summary
Describes a laboratory method and in situ methods for the determination of the sound insulation performance of sound-protecting cabins. Applicable to sound-protecting cabins with a leak ratio smaller than 2 %.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 10/30/2009 |
| Cancellation Date | 02/28/2010 |
| Page Count | 25 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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