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  • ANSI S3.1 : 1999 : R2003

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS

    Available format(s):  Hardcopy, PDF

    Superseded date:  08-05-2023

    Language(s):  English

    Published date:  01-01-2013

    Publisher:  Acoustical Society of America

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

    Foreword
    1 Scope, purpose, and applications
    2 References
    3 Definitions of terms
    4 Recommended ambient noise levels and measurements
    5 Compliance with Standard
    Annexes
    Annex A (Informative) - Derivation of ambient noise
            levels
    Annex B (Informative) - Present compared with previous
            (1991) ambient noise levels
    Annex C (Normative) - Interim low frequency ambient
            noise levels
    Annex D (Informative) - High frequency ambient noise
            levels
    Annex E (Informative) - Techniques for physical measurement
    Annex F (Informative) - Passive noise-reducing enclosures
    Annex G (Informative) - General considerations in the
            planning of an audiometric test room

    Abstract - (Show below) - (Hide below)

    Defines MPANLs in an audiometric test room and measurement procedures that will produce negligible masking (<=2 dB) of pure tones presented at reference equivalent threshold levels as specified in ANSI S3.6-1996 American National Standard Specifications for Audiometers for different audiometric conditions and test frequency ranges.

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

    Committee S3
    Document Type Standard
    Product Note Reconfirmed 2003
    Publisher Acoustical Society of America
    Status Superseded
    Superseded By

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

    ANSI/ASA S1.1:2013 ACOUSTICAL TERMINOLOGY
    ANSI S12 PT6 : 2016 METHODS FOR MEASURING THE REAL-EAR ATTENUATION OF HEARING PROTECTORS
    ANSI S1.4 : 1983 SPECIFICATION FOR SOUND LEVEL METERS
    ANSI S1.11 : 2014 SPECIFICATION FOR OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND ANALOG AND DIGITAL FILTERS
    ANSI/ASA S3.20 : 2015 American National Standard Bioacoustical Terminology
    ANSI/ASA S1.6 : 2016 PREFERRED FREQUENCIES AND FILTER BAND CENTER FREQUENCIES FOR ACOUSTICAL MEASUREMENTS
    ANSI/ASA S1.26 : 2014 METHOD FOR CALCULATION OF THE ABSORPTION OF SOUND BY THE ATMOSPHERE
    ANSI S3.6 : 2010 SPECIFICATION FOR AUDIOMETERS
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