UNE-EN ISO 11654:1998
Current
The latest, up-to-date edition.
ACOUSTICS. SOUND ABSORBERS FOR USE IN BUILDINGS. RATING OF SOUND ABSORPTION. (ISO 11654:1997).
Hardcopy , PDF
Spanish, Castilian, English
20-02-1998
1 Scope
2 Normative references
3 Definitions
4 Calculation
5 Presentation of results
Annexes
A Examples of calculations of alpha w with and without
a shape indicator
B Classification of sound absorbers
C Example of a standardized diagram for alpha s values
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