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  • UNE-EN ISO 389-8:2004

    Current The latest, up-to-date edition.

    Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones (ISO 389-8:2004)

    Available format(s):  Hardcopy, PDF

    Language(s):  Spanish, Castilian, English

    Published date:  29-10-2004

    Publisher:  Asociacion Espanola de Normalizacion

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

    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Specifications
    Annex A (informative) Notes on the derivation of the
                          reference equivalent threshold
                          sound pressure levels for the
                          circumaural audiometric earphone
                          HDA 200
    Annex B (informative) Sound attenuation of the earphone
                          HDA 200
    Annex C (informative) Correction figures for free-field
                          equivalent output of the circumaural
                          earphone HDA 200
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes reference equivalent threshold sound pressure levels (RETSPLs) for pure tones in the frequency range from 125 Hz to 8 kHz. Applicable to the calibration of air conduction audiometers equipped with a particular model of circumaural earphones (SENNHEISER HDA 200).

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

    Committee CTN 74/SC 1
    Document Type Standard
    Publisher Asociacion Espanola de Normalizacion
    Status Current
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