Reference number
ISO 389:1975
ISO 389:1975
Acoustics — Reference zero for the calibration of audiometric equipment
Edition 1
1975-01
Withdrawn
ISO 389:1975
53428
Withdrawn (Edition 1, 1975)
This standard has 2 amendments.

General information

  •  : Withdrawn
     : 1975-01
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 4
  • ISO/TC 43
    13.140 
  • RSS updates

 Amendments

Amendments are issued when it is found that new material may need to be added to an existing standardization document. They may also include editorial or technical corrections to be applied to the existing document.

Addendum 1

Edition 1983

Addendum 2

Edition 1986

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