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Superseded

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BS EN ISO 9295 - ACOUSTICS - DETERMINATION OF HIGH-FREQUENCY SOUND POWER LEVELS EMITTED BY MACHINERY AND EQUIPMENT

Available format(s)

Hardcopy , PDF

Superseded date

06-30-2015

Language(s)

English

Publisher

British Standards Institution

Foreword
Introduction
1 Scope
2 Normative references
3 Conformity requirements
4 Requirements for measurements in a reverberation
test room
5 Method using measured reverberation time
6 Method using calculated air absorption
7 Method using a reference sound source
8 Method using a free field over a reflecting plane
9 Calculation of sound power level under reference
meteorological conditions
10 Measurement uncertainty
11 Information to be recorded
12 Information to be reported
Annex A (normative) - Calculation of air absorption coefficient
Bibliography

BS EN ISO 9295

Committee	EH/1/4
DocumentType	Draft
Pages	26
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN ISO 9295:2015

ISO 3744:2010	Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for an essentially free field over a reflecting plane
ISO 9613-1:1993	Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
ISO 6926:2016	Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
ISO 3741:2010	Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Precision methods for reverberation test rooms
ISO 3745:2012	Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms
ISO 7779:2010	Acoustics Measurement of airborne noise emitted by information technology and telecommunications equipment
ISO/IEC Guide 98-3:2008	Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)