Standard

SN EN ISO 389-2:1997

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Abstract

The document specifies reference equivalent threshold sound pressure levels for the calibration of pure-tone audiometers supplementary to those specified in ISO 389:1991. Values given in this document are applicable to insert earphones of a pattern specified in clause 4.

Products specifications

  • Standard from INB
  • Published:
  • Effective:
  • Document type: EN
  • Pages
  • ICS: 17.140.50
  • Publisher: SNV
  • Distributor: SNV
  • National Committee: INB/NK 103

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