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ISO 12999:2020
ISO 12999:2020 Acoustics – Determination and application of measurement uncertainties in building acoustics – Part 2: Sound absorption
CDN $115.00
Description
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‚Äë1.
Furthermore, the use of uncertainties in reporting measured or weighted sound absorption coefficients is explained.
Edition
1
Published Date
2020-06-22
Status
PUBLISHED
Pages
8
Language
English
Format
Secure PDF
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Abstract
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‚Äë1.
Furthermore, the use of uncertainties in reporting measured or weighted sound absorption coefficients is explained.
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