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I.S. EN 28798:1992

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

ACOUSTICS - REFERENCE LEVELS FOR NARROW-BAND MASKING NOISE

Available format(s)

Hardcopy , PDF

Superseded date

16-04-1999

Superseded by

I.S. EN ISO 389-4:1999

Language(s)

English

Published date

01-01-1992

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

€33.00
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Specifies reference levels for the calibration of narrow-band masking noise presented by air conduction from an earphone in pure tone audiometry.

DocumentType
Standard
Pages
16
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
ISO 8798:1987 Identical

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