• CEI EN 61260-3 : 2017

    Current The latest, up-to-date edition.

    ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS - PART 3: PERIODIC TESTS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2017

    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 Submission for testing
    5 Conformance
    6 Preliminary inspection
    7 Power supply
    8 Environmental conditions
    9 Mandatory facilities and general requirements
    10 Test of relative attenuation at midband frequency or
       effective bandwidth deviation
    11 Linear operating range, measurement range, level
       range control and overload indicator
    12 Test of lower limit of linear operating range
    13 Measurement of relative attenuation
    14 Documentation
    Annex A (informative) - Uncertainty related to test by
            sinusoidal sweeps
    Annex B (informative) - Test of effective bandwidth
            deviation with the use of an exponential
            sweep - Example
    Annex C (informative) - Normalized frequencies for
            test of one-third-octave-band filters
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their corresponding
             European publications

    Abstract - (Show below) - (Hide below)

    Specifies procedures for periodic testing of octave-band and fractional-octave-band filters that were designed to conform to the class 1 or class 2 specifications given in IEC 61260-1:2014.

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

    Committee CT 29/87
    Development Note Classificazione CEI 29-64. Together with CEI EN 61260-1 and CEI EN 61260-2, supersedes CEI EN 61260. (02/2017)
    Document Type Standard
    Publisher Comitato Elettrotecnico Italiano
    Status Current

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

    EN 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    ISO/IEC Guide 98-4:2012 Uncertainty of measurement Part 4: Role of measurement uncertainty in conformity assessment
    EN 61260-2:2016/A1:2017 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS - PART 2: PATTERN-EVALUATION TESTS (IEC 61260-2:2016/A1:2017)
    EN 61672-1:2013 Electroacoustics - Sound level meters - Part 1: Specifications
    IEC 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    IEC 61260-2:2016+AMD1:2017 CSV Electroacoustics - Octave-band and fractional-octave band filters - Part 2: Pattern evaluation tests
    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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