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  • UNI EN ISO 8253-3 : 2012

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    ACOUSTICS - AUDIOMETRIC TEST METHODS - PART 3: SPEECH AUDIOMETRY

    Available format(s): 

    Superseded date:  22-03-2022

    Language(s): 

    Published date:  31-12-2011

    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 Requirements for recording of speech material
    5 Validation of speech material recordings
    6 Requirements for speech audiometry
    7 Ambient sound pressure levels in test room for
       speech audiometry
    8 Sound field speech audiometry
    9 Preparation and instruction of test subject
    10 Subject's response mode
    11 Determination of speech detection threshold level
    12 Determination of speech recognition threshold level
    13 Determination of speech recognition scores
    14 Contralateral masking
    15 Speech audiometry with competing sound
    16 Format of speech audiogram
    17 Measurement uncertainty
    18 Maintenance and calibration of equipment
    Annex A (informative) - Example of speech materials
    Annex B (informative) - Examples of competing sound
            Conditions
    Annex C (informative) - Typical results
    Annex D (informative) - Optimization of perceptual balance
            of test lists
    Annex E (informative) - Measurement uncertainty
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines basic methods for speech recognition tests for audio logical applications.

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

    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 389-4:1994 Acoustics Reference zero for the calibration of audiometric equipment Part 4: Reference levels for narrow-band masking noise
    IEC 60318-3:2014 Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry
    ISO/TR 25417:2007 Acoustics Definitions of basic quantities and terms
    ISO 266:1997 Acoustics — Preferred frequencies
    IEC 60645-1:2017 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry
    IEC 60050-801:1994 International Electrotechnical Vocabulary (IEV) - Part 801: Acoustics and electroacoustics
    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
    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
    IEC 60645-2:1993 Audiometers - Part 2: Equipment for speech audiometry
    IEC 60318-1:2009 Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the measurement of supra-aural and circumaural earphones
    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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