ISO-12999-2 › Acoustics - Determination and application of measurement uncertainties in building acoustics - Part 2: Sound absorption

ISO-12999-2 - 1ST EDITION - CURRENT


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This document specifies how to calculate:

— the uncertainty of sound absorption coefficients and equivalent sound absorption areas measured according to ISO 354;

— the uncertainty of the practical and weighted sound absorption coefficients determined according to ISO 11654;

— the uncertainty of the object sound absorption coefficient according to ISO 20189; and

— the uncertainty of the single number rating determined according to EN 1793‑1.

Furthermore, the use of uncertainties in reporting measured or weighted sound absorption coefficients is explained.

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To find similar documents by classification:

17.140.01 (Acoustic measurements and noise abatement in general Including acoustic insulation)

91.120.20 (Acoustics in building. Sound insulation Acoustic measurements and noise abatement in general, see 17.140.01 Sound insulating materials, see 91.100.60)

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Document Number

ISO 12999-2:2020

Revision Level

1ST EDITION

Status

Current

Publication Date

June 1, 2020

Committee Number

ISO/TC 43/SC 2