Std

BS 2497-4:1972

Specification for a reference zero for the calibration of pure-tone audiometers-Normal threshold of hearing for pure tones by bone conduction

standard by BSI Group , 07/25/1972

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Full Description

Specifies value of acceleration corresponding to the audiometric zero for bone conduction listening to pure tones.

All current amendments available at time of purchase are included with the purchase of this document.
 

Product Details

Published:
07/25/1972
ISBN(s):
0580073645
Product Code(s):
10044608
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS EN ISO 389-3:2016


    Acoustics. Reference zero for the calibration of audiometric equipment-Reference equivalent threshold vibratory force levels for pure tones and bone vibrators

    • Most Recent

  2. BS EN ISO 389-3:1999


    Acoustics. Reference zero for the calibration of audiometric equipment-Reference equivalent threshold force levels for pure tones and bone vibrators

    • Historical Version

  3. BS 6950:1988


    Specification for a standard reference zero for the calibration of pure tone bone conduction audiometers

    • Historical Version

  4. BS 2497-4:1972

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    Specification for a reference zero for the calibration of pure-tone audiometers-Normal threshold of hearing for pure tones by bone conduction

    • Historical Version