• EN 62489-1:2010/A2:2018

    Current The latest, up-to-date edition.

    ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 1: METHODS OF MEASURING AND SPECIFYING THE PERFORMANCE OF SYSTEM COMPONENTS (IEC 62489-1:2010/A2:2017)

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    Published date:  23-02-2018

    Publisher:  European Committee for Standards - Electrical

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Rated values
    5 Amplifiers
    6 Microphones
    7 Other components
    8 Measurement uncertainty
    9 Neck loops
    10 Monitoring devices
    Annex A (informative) - Automatic gain control
            and compression
    Annex B (informative) - Loop conductors and some
            typical impedance values
    Annex C (informative) - Microphones
    Annex D (normative) - Neck loops
    Annex E (normative) - Test jig for measuring the
            performance of neck loops
    Annex F (normative) - Specifications for loop listeners
            and assistive listening devices (ALDs)
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Pertains to the components of audio-frequency induction-loop systems for assisted hearing.

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

    Committee SR 29
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

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

    IEC 60268-8:1973 Sound system equipment - Part 8: Automatic gain control devices
    IEC 61938 : 2.0 MULTIMEDIA SYSTEMS - GUIDE TO THE RECOMMENDED CHARACTERISTICS OF ANALOGUE INTERFACES TO ACHIEVE INTEROPERABILITY
    IEC 60268-3:2013 Sound system equipment - Part 3: Amplifiers
    EN 60065:2014/AC:2017-01 AUDIO, VIDEO AND SIMILAR ELECTRONIC APPARATUS - SAFETY REQUIREMENTS (IEC 60065:2014/COR2:2016)
    IEC 60603-11:1992 Connectors for frequencies below 3 MHz for use with printed boards - Part 11: Detail specification for concentric connectors (dimensions for free connectors and fixed connectors)
    EN 60268-4:2014 SOUND SYSTEM EQUIPMENT - PART 4: MICROPHONES (IEC 60268-4:2014)
    EN 60268-3:2013 SOUND SYSTEM EQUIPMENT - PART 3: AMPLIFIERS (IEC 60268-3:2013)
    HD 483.1 : 200S2 SOUND SYSTEM EQUIPMENT - GENERAL
    IEC 60268-1:1985 Sound system equipment. Part 1: General
    IEC 60118-4:2014+AMD1:2017 CSV Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
    HD 243 : S12 GRAPHICAL SYMBOLS FOR USE ON EQUIPMENT - INDEX, SURVEY AND COMPILATION OF THE SINGLE SHEETS
    HD 483.2 : 200S2 SOUND SYSTEM EQUIPMENT - EXPLANATION OF GENERAL TERMS AND CALCULATION METHODS
    IEC 60268-4:2014 Sound system equipment - Part 4: Microphones
    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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