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Standard

ISO 389-3:1994

Withdrawn

Note: This standard has a new edition: ISO 389-3:2016

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Abstract

Specifies the following data applicable to the calibration of bone vibrators for pure-tone bone-conduction audiometry: reference equivalent threshold force levels (RETFL), corresponding to the threshold of hearing of young otologically normal persons by bone-conduction audiometry; essential characteristics of the bone vibrator and of its method of coupling to a person under test and to the mechanical coupler; essential characteristics and datum level of the masking noise applied to the ear not under test.

Document information

  • Standard from ISO
  • Published:
  • Withdrawn:
  • Edition: 1
  • Version: 1
  • Document type: IS
  • Pages
  • ICS 13.140
  • ISO TC ISO/TC 43

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