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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    BS EN 62489-2 ED.1 - ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-05-2011

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Definitions
    4 Rated values
    5 Standards situation
    6 Configurations of loops
       6.1 Main types of configuration
       6.2 General considerations
       6.3 Large-area loops
       6.4 Medium-area loops
       6.5 Small-area loops
       6.6 Solenoid antennas
    7 Calculations
       7.1 General
       7.2 Solenoid antennas
    8 Measurements
       8.1 General
       8.2 Input signal
       8.3 Measuring instrument
    9 Comparison of calculated or measured results
       with guidelines or limits
       9.1 Application of IEC 62226-2-1
    10 Meeting limits or guidelines
    11 Measurement uncertainty
    Annex A (informative) - Rationale [not to be included
            in the published standard in this form] for a
            product-family magnetic field emission standard
            for audio-frequency induction-loop systems (AFILS)
            in the context of human exposure to non-ionizing radiation
    Annex B (informative) Example calculation using the coupling
            factor K
       B.1 Clipboard
    Bibliography

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

    Comment Closes On
    Committee EPL/29
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    IEC 60268-10:1991 Sound system equipment - Part 10: Peak programme level meters
    IEC 61786:1998 Measurement of low-frequency magnetic and electric fields with regard to exposure of human beings - Special requirements for instruments and guidance for measurements
    IEC 62311:2007 Assessment of electronic and electrical equipment related to human exposure restrictions for electromagnetic fields (0 Hz - 300 GHz)
    IEC 60268-1:1985 Sound system equipment. Part 1: General
    IEC 62226-2-1:2004 Exposure to electric or magnetic fields in the low and intermediate frequency range - Methods for calculating the current density and internal electric field induced in the human body - Part 2-1: Exposure to magnetic fields - 2D models
    IEC 60118-4:2014+AMD1:2017 CSV Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
    IEC 62233:2005 Measurement methods for electromagnetic fields of household appliances and similar apparatus with regard to human exposure
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