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  • 15/30297373 DC : 0

    NA Status of Standard is Unknown

    BS EN ISO 4869-1 - ACOUSTICS - HEARING PROTECTORS - PART 1: SUBJECTIVE METHOD FOR THE ASUREMENT OF SOUND ATTENUATION

    Available format(s):  Hardcopy, PDF

    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 Measurement of the sound attenuation
      of hearing protectors
    Annex A (informative) - Uncertainty of hearing
            protector attenuation measurements
    Annex B (informative) - Minimum and maximum
            sound pressure levels for test signals
    Bibliography
    Annex ZA (informative) - Relationship between this
             International Standard and the Essential
             Requirements of EU Directive 89/686/EEC

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

    Comment Closes On
    Committee EH/1/1
    Document Type Draft
    Publisher British Standards Institution
    Status NA

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

    ISO 354:2003 Acoustics — Measurement of sound absorption in a reverberation room
    IEC 60645-1:2017 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry
    ISO 389-1:1998 Acoustics Reference zero for the calibration of audiometric equipment Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
    IEC 60263:1982 Scales and sizes for plotting frequency characteristics and polar diagrams
    ISO 8253-1:2010 Acoustics Audiometric test methods Part 1: Pure-tone air and bone conduction audiometry
    IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
    ISO 8253-2:2009 Acoustics Audiometric test methods Part 2: Sound field audiometry with pure-tone and narrow-band test signals
    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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