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  • CEI EN 60318-4 : 2011

    Current The latest, up-to-date edition.

    ELECTROACOUSTICS - SIMULATORS OF HUMAN HEAD AND EAR - PART 4: OCCLUDED-EAR SIMULATOR FOR THE MEASUREMENT OF EARPHONES COUPLED TO THE EAR BY MEANS OF EAR INSERTS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2011

    Publisher:  Comitato Elettrotecnico Italiano

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Construction
    5 Calibration
    6 Coupling of earphones and hearing aids to the
      occluded-ear simulator
    7 Maximum permitted expanded uncertainty of
      measurements
    Annex A (informative) - Example of one specific
            design of occluded-ear simulator
    Annex B (informative) - Principle of calibration
            for the occluded-ear simulator
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Specifies an occluded-ear simulator intended for the measurement of insert earphones in the frequency range from 100 Hz to 10 000 Hz.

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

    Committee CT 29/87
    Development Note Classificazione CEI 29-51. (09/2011)
    Document Type Standard
    Publisher Comitato Elettrotecnico Italiano
    Status Current

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

    ANSI/ASA S3.7 : 2016 METHOD FOR MEASUREMENT AND CALIBRATION OF EARPHONES
    EN 61094-4:1995 Measurement microphones - Part 4: Specifications for working standard microphones
    IEC 61094-4:1995 Measurement microphones - Part 4: Specifications for working standard microphones
    IEC 60711:1981 Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts
    ISO 389-6:2007 Acoustics Reference zero for the calibration of audiometric equipment Part 6: Reference threshold of hearing for test signals of short duration
    ISO 389-5:2006(R2014) ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 5: REFERENCE EQUIVALENT THRESHOLD SOUND PRESSURE LEVELS FOR PURE TONES IN THE FREQUENCY RANGE 8 KHZ TO 16 KHZ
    ISO 389-2:1994 Acoustics Reference zero for the calibration of audiometric equipment Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones
    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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