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  • 13/30264708 DC : 0

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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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    Superseded date:  30-06-2015

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    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

    General Product Information - (Show below) - (Hide below)

    Comment Closes On
    Committee EH/1/4
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    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)
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