ISO 226:1987
Withdrawn
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Acoustics — Normal equal-loudness level contours
Available format(s)
Hardcopy , PDF
Language(s)
French, English
Published date
07-05-1987
Withdrawn date
09-04-2025
Superseded by
€65.00
Excluding VAT
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.
| Committee |
ISO/TC 43
|
| DocumentType |
Standard
|
| Pages |
8
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| AS 3657.1-1989 | Identical |
| UNE 74003:1992 | Identical |
| AS ISO 532.1:2019 | Acoustics - Methods for calculating loudness Zwicker Method |
Summarise
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