• ANSI S12 PT6 : 2016

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    METHODS FOR MEASURING THE REAL-EAR ATTENUATION OF HEARING PROTECTORS

    Available format(s): 

    Withdrawn date:  07-08-2016

    Language(s): 

    Published date:  01-01-2016

    Publisher:  Acoustical Society of America

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

    1 - Scope
    2 - Normative references
    3 - Terms and definitions
    4 - Physical requirements of the test facility
    5 - Test subjects
    6 - Product samples
    7 - Psychophysical procedure
    8 - Method A: Trained-subject fit
    9 - Method B: Inexperienced-subject fit
    10 - Band force
    11 - Processing and reporting the data
    Annex A (informative) - Uncertainty of hearing protector
            attenuation measurements
    Annex B (normative) - Procedure for measuring earcanal
            sizes and head dimensions
    Annex C (informative) - Checklist for implementing
            Methods A and B
    Annex D (normative) - Procedure for measurement of
            the band force of semi-insert devices
    Annex E (normative if accreditation is sought)
            Requirements for accreditation
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines laboratory-based subjective-method for measuring, analyzing, and reporting the passive noise-reducing capacity of hearing protection devices.

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

    Committee S12
    Development Note Supersedes ANSI S3.19 and ANSI S12.6 (05/2000)
    Document Type Standard
    Publisher Acoustical Society of America
    Status Withdrawn
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    ANSI S12.68 : 2007 METHODS OF ESTIMATING EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
    ANSI/ASA S12.68 : 2007(R2017) METHODS OF ESTIMATING EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
    ISO/TS 4869-5:2006 Acoustics — Hearing protectors — Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
    ANSI S3.1 : 1999 : R2003 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    API 54 RUSSIAN : 19991 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR OIL AND GAS WELL DRILLING AND SERVICING OPERATIONS
    ANSI S12.68 : 2007 : R2012 METHODS OF ESTIMATING EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
    ANSI S3.1 : 1999 : R2013 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    DD ISO/TS 4869-5:2006 Acoustics. Hearing protectors Method for estimation of noise reduction using fitting by inexperienced test subjects
    API 54 :1999 RECOMMENDED PRACTICES FOR OCCUPATIONAL SAFETY FOR OIL AND GAS WELL DRILLING AND SERVICING OPERATIONS
    API 54 : 1999 : R2013 RECOMMENDED PRACTICES FOR OCCUPATIONAL SAFETY FOR OIL AND GAS WELL DRILLING AND SERVICING OPERATIONS
    ANSI/ASA S12.42 : 2010 METHODS FOR THE MEASUREMENT OF INSERTION LOSS OF HEARING PROTECTION DEVICES IN CONTINUOUS OR IMPULSIVE NOISE USING MICROPHONE-IN-REAL-EAR OR ACOUSTIC TEST FIXTURE PROCEDURES
    ANSI S3.1 : 1999 : R2008 MAXIMUM PERMISSIBLE AMBIENT NOISE LEVELS FOR AUDIOMETRIC TEST ROOMS
    API 54 RUSSIAN : 1999 : R2007 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR OIL AND GAS WELL DRILLING AND SERVICING OPERATIONS

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

    ANSI/ASA S1.1:2013 ACOUSTICAL TERMINOLOGY
    ANSI/ASA S12.42 : 2010 METHODS FOR THE MEASUREMENT OF INSERTION LOSS OF HEARING PROTECTION DEVICES IN CONTINUOUS OR IMPULSIVE NOISE USING MICROPHONE-IN-REAL-EAR OR ACOUSTIC TEST FIXTURE PROCEDURES
    ANSI/ASA S3.20 : 2015 American National Standard Bioacoustical Terminology
    ISO 4869-1:1990 Acoustics Hearing protectors Part 1: Subjective method for the measurement of sound attenuation
    ISO/TS 4869-5:2006 Acoustics — Hearing protectors — Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
    IEC 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    ANSI S3.6 : 2010 SPECIFICATION FOR AUDIOMETERS
    ANSI/ASA S1.4 PART 1 : 2014 ELECTROACOUSTICS - SOUND LEVEL METERS - PART 1: SPECIFICATIONS
    ANSI/ASA S1.11 PART 1 : 2014 ELECTROACOUSTICS - OCTAVE-BAND AND FRACTIONAL-OCTAVE-BAND FILTERS - PART 1: SPECIFICATIONS
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