• ANSI S12.69 : 2010

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    PROCEDURE FOR TESTING RAILROAD HORNS EX SITU

    Available format(s):  Hardcopy, PDF

    Superseded date:  13-07-2019

    Language(s):  English

    Published date:  01-01-2015

    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 Measurement of the horn mounting
      transfer function
    5 Calculation of horn output sound
      pressure level for compliance with
      49 CFR Part 229.129
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines an alternative test procedure to produce horn sound level data equivalent to that produced by the in situ procedure in 49 CFR Part 229.129.

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

    Committee S12
    Document Type Standard
    Product Note Reconfirmed 2010
    Publisher Acoustical Society of America
    Status Superseded
    Superseded By

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

    CFR 49(PTS 200-299) : OCT 2017 TRANSPORTATION
    ANSI/ASA S1.1:2013 ACOUSTICAL TERMINOLOGY
    ANSI S1.4 : 1983 SPECIFICATION FOR SOUND LEVEL METERS
    IEC 60942:2003 Electroacoustics - Sound calibrators
    ANSI S12.9 PT1 : 2013 QUANTITIES AND PROCEDURES FOR DESCRIPTION AND MEASUREMENT OF ENVIRONMENTAL SOUND - PART 1: BASIC QUANTITIES AND DEFINITIONS
    ANSI S12.55 : 2012 ACOUSTICS - DETERMINATION OF SOUND POWER LEVELS AND SOUND ENERGY LEVELS OF NOISE SOURCES USING SOUND PRESSURE - PRECISION METHODS FOR ANECHOIC ROOMS AND HEMI-ANECHOIC ROOMS
    ISO 3745:2012 Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms
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