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    I.S. EN ISO 3382-2:2008

    Current The latest, up-to-date edition.

    ACOUSTICS - MEASUREMENT OF ROOM ACOUSTIC PARAMETERS - PART 2: REVERBERATION TIME IN ORDINARY ROOMS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2008

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Measurement conditions
      4.1 General
      4.2 Equipment
      4.3 Measurement positions
    5 Measurement procedures
      5.1 General
      5.2 Interrupted noise method
      5.3 Integrated impulse response method
    6 Evaluation of decay curves
    7 Measurement uncertainty
      7.1 Interrupted noise method
      7.2 Integrated impulse response method
      7.3 Lower limits for reliable results caused by filter
          and detector
    8 Spatial averaging
    9 Statement of results
      9.1 Tables and curves
      9.2 Test report
    Annex A (informative) - Measurement uncertainty
    Annex B (informative) - Evaluation of non-linear decay curves
    Annex C (informative) - Formulas for the least-squares fit method
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes methods for the measurement of reverberation time in ordinary rooms.

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

    Development Note Supersedes I.S. EN ISO 3382. (09/2008)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

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

    ISO 354:2003 Acoustics — Measurement of sound absorption in a reverberation room
    ISO 3740:2000 Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards
    ISO 10052:2004 Acoustics Field measurements of airborne and impact sound insulation and of service equipment sound Survey method
    ISO 80000-8:2007 Quantities and units Part 8: Acoustics
    ISO 18233:2006 Acoustics Application of new measurement methods in building and room acoustics
    IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
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