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  • UNI EN ISO 11904-1 : 2006

    Current The latest, up-to-date edition.

    ACOUSTICS - DETERMINATION OF SOUND IMMISSION FROM SOUND SOURCES PLACED CLOSE TO THE EAR - PART 1: TECHNIQUE USING A MICROPHONE IN A REAL EAR (MIRE TECHNIQUE)

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    Published date:  20-09-2006

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Measurement principle
    5 Instrumentation
    6 Subjects
    7 Use of ear canal microphone
    8 Determination of free-field or diffuse-field
       related equivalent continuous A-weighted sound
       pressure level
    9 Free-field and diffuse-field frequency responses for
       selected ear canal measurement positions
    10 Determination of free-field or diffuse-field frequency
       responses
    11 Test report
    Annex A (informative) - Example of sources of measurement
            uncertainty
    Annex B (informative) - Example of an uncertainty analysis
    Bibliography

    Abstract - (Show below) - (Hide below)

    This part of ISO 11904 specifies basic framework measurement methods for sound immission from sound sources placed close to the ear.

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

    Committee CT 2
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    UNI/TR 11450 : 2012 ACOUSTICS - ASSESSMENT OF EXPOSURE TO NOISE IN THE WORKPLACE FOR WORKERS WHO USE SOUND SOURCES PLACED CLOSE TO THE EAR
    UNI 9432 : 2011 Acoustics - Determination ooccupational noise exposure

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

    IEC 60601-1:2005+AMD1:2012 CSV Medical electrical equipment - Part 1: General requirements for basic safety and essential performance
    IEC 60942:2003 Electroacoustics - Sound calibrators
    IEC 61094-1:2000 Measurement microphones - Part 1: Specifications for laboratory standard microphones
    ISO 11904-2:2004 Acoustics Determination of sound immission from sound sources placed close to the ear Part 2: Technique using a manikin
    IEC 60268-7:2010 Sound system equipment - Part 7: Headphones and earphones
    EN 50332-1:2013 Sound system equipment: Headphones and earphones associated with personal music players - Maximum sound pressure level measurement methodology - Part 1: General method for "one package equipment"
    IEC 60268-1:1985 Sound system equipment. Part 1: General
    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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