Home

ISO 389-7:1996
Subscribe to updates

Acoustics -- Reference zero for the calibration of audiometric equipment -- Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions

This standard has been revised by: ISO 389-7:2005

Abstract

Specifies a reference threshold of hearing for the calibration of audiometric equipment used under definite conditions. The listeners are otologically normal persons in the age from 18 to 25 years inclusive. The data are given in numerical form for the preferred frequencies in the one-third-octave series from 20 Hz to 16 000 Hz in accordance with ISO 266.

 

  • Document published on: 1996-12
    Edition: 1 (Monolingual) ICS: 13.140
    Status: Withdrawn Stage: 95.99 (2005-11-03)
    TC/SC: ISO/TC 43 Number of Pages:
     
  • Revised by: ISO 389-7:2005

  • No corrigenda or amendments available

Related standards

Got a question?

Check out our FAQs

Email Customer Care
or call us on +41 22 749 08 88
09:00 – 12:00, 14:00 – 17:00 (UTC+1).