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  • CEI EN 60118-8 : 2006

    Current The latest, up-to-date edition.

    ELECTROACOUSTICS - HEARING AIDS - PART 8: METHODS OF MEASUREMENT OF PERFORMANCE CHARACTERISTICS OF HEARING AIDS UNDER SIMULATED IN SITU WORKING CONDITIONS

    Available format(s):  Hardcopy, PDF

    Language(s):  English - Italian

    Published date:  01-01-2006

    Publisher:  Comitato Elettrotecnico Italiano

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

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Limitations
    5 Test equipment
    6 Test conditions
    7 Measurements
    8 Frequency response recording charts
    9 Maximum permitted expanded uncertainty of measurements
    Annex A (normative) - Free-field to hearing-aid-microphone
            transformation
    Annex B (normative) - Manikin unoccluded-ear gain
            (open ear response)
    Annex C (informative) - General requirements for a manikin
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding
             European publications

    Abstract - (Show below) - (Hide below)

    Specifies methods for a test which simulates the acoustical effects of a median adult wearer on the performance of a hearing aid.

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

    Committee CT 29/87
    Development Note Classificazione CEI 29-49. (03/2006)
    Document Type Standard
    Publisher Comitato Elettrotecnico Italiano
    Status Current

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

    EN 60118-0:2015 Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids
    IEC 60118-7:2005 Electroacoustics - Hearing aids - Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
    HD 443 : 200S1 OCCLUDED-EAR SIMULATOR FOR THE MEASUREMENT OF EARPHONES COUPLED TO THE EAR BY EAR INSERTS
    IEC 60711:1981 Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts
    IEC 60263:1982 Scales and sizes for plotting frequency characteristics and polar diagrams
    IEC TR 60959:1990 Provisional head and torso simulator for acoustic measurements on air conduction hearing aids
    IEC 60118-0:2015 Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids
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