Reference number
ISO 389-1:1998
ISO 389-1:1998
Acoustics — Reference zero for the calibration of audiometric equipment — Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
Edition 1
1998-10
Withdrawn
ISO 389-1:1998
30443
Withdrawn (Edition 1, 1998)

General information

  •  : Withdrawn
     : 1998-10
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 8
  • ISO/TC 43
    13.140 
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