RO
SR EN 21683:1998
Acoustics. Preferred reference quantities for acoustic levels
Standardul stabileste marimi de referinta si prezinta definitii ale unor niveluri utilizate în acustica. Standardul se aplica marimilor periodice
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Status :
Withdrawn
Approval date : 11/11/1997
Publish date : 11/12/1997
Withdrawal date : 1/30/2009
Number of pages : 8
ICS : 17.140.01 Acoustic measurements and noise abatement in gerneral
Technical Committee : 274 - Human protection against noise and mechanical vibration
- Replaces STAS 11287-79
- Normative reference SR ISO 31-2:1995
- Normative reference SR ISO 31-7:1995
- Normative reference SR ISO 1000:1995
- Normative reference SR ISO 2041:1994
- Replaced by SR EN ISO 1683:2009