Reference number
ISO 226:1987
ISO 226:1987
Acoustics — Normal equal-loudness level contours
Edition 1
1987-05
Withdrawn
ISO 226:1987
4100
Withdrawn (Edition 1, 1987)

Abstract

Specifies the relations existing between the sound pressure levels and frequencies of pure sinusoidal continuous tones in several conditions. These relations are expressed as curves and represent a fundamental property of the human auditory system.

General information

  •  : Withdrawn
     : 1987-05
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 8
  • ISO/TC 43
    13.140 
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