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  • 14/30275192 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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 6926 - ACOUSTICS - REQUIREMENTS FOR THE PERFORMANCE AND CALIBRATION OF REFERENCE SOUND SOURCES USED FOR THE DETERMINATION OF SOUND POWER LEVELS

    Available format(s):  Hardcopy, PDF

    Superseded date:  29-02-2016

    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 Terms and definitions
    4 Reference meteorological conditions
    5 Performance requirements
    6 Instrumentation
    7 Installation and operation of the reference sound
       source during calibration
    8 Calibration procedure in hemi-anechoic rooms
    9 Calibration procedure in reverberation test rooms
    10 Alternative calibration procedure at low frequencies
    11 Measurement uncertainty
    12 Information to be recorded
    13 Information to be reported
    Annex A (informative) - Guidance on the determination
            of C[2]
    Annex B (normative) - Alternative calibration procedure
            at low frequencies
    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    Status Superseded
    Superseded By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 7574-2:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 2: Methods for stated values for individual machines
    ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
    IEC 61183:1994 Electroacoustics - Random-incidence and diffuse-field calibration of sound level meters
    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/TR 11690-3:1997 Acoustics Recommended practice for the design of low-noise workplaces containing machinery Part 3: Sound propagation and noise prediction in workrooms
    ISO 3743-2:1994 Acoustics Determination of sound power levels of noise sources using sound pressure Engineering methods for small, movable sources in reverberant fields Part 2: Methods for special reverberation test rooms
    ISO 7574-4:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 4: Methods for stated values for batches of machines
    ISO/TR 25417:2007 Acoustics Definitions of basic quantities and terms
    ISO 3747:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering/survey methods for use in situ in a reverberant environment
    ISO 3740:2000 Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards
    ISO 9613-1:1993 Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
    ISO 14257:2001 Acoustics — Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance
    ISO 7574-1:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 1: General considerations and definitions
    ISO 80000-8:2007 Quantities and units Part 8: Acoustics
    ISO 9295:2015 Acoustics Determination of high-frequency sound power levels emitted by machinery and equipment
    ISO 3746:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Survey method using an enveloping measurement surface over a reflecting plane
    ISO 9614-3:2002 Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 3: Precision method for measurement by scanning
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    ISO 7574-3:1985 Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 3: Simple (transition) method for stated values for batches of machines
    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/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
    ISO 3743-1:2010 Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for small movable sources in reverberant fields Part 1: Comparison method for a hard-walled test room
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