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STN is a protected designation of Slovak national technical standards.
Declaration of uncertainties in test reports
Standard published on 1.9.2018
Selected format:Noise. Precision method for the determination of the sound power level of noise emitted by machines in anechoic enclosure
WITHDRAWN published on 1.3.1982
Selected format:Acoustics. Noise emitted by machinery and equipment. Guidelines for the preparation of test codes of engineering grade requiring noise measurement at the operators or bystanders position
WITHDRAWN published on 1.6.1992
Selected format:Acoustics.Standard tuning frequency (Standard musical pitch)
Standard published on 1.4.2011
Selected format:Standard tuning frequency
WITHDRAWN published on 1.12.1959
Selected format:Acoustics.Determination of sound insulation performances of enclosures.Part 1: Measurements under laboratory conditions (for declaration purposes) (ISO 11546-1:1995)
Standard published on 1.12.2009
Selected format:Acoustics.Determination of sound insulation performances of enclosures.Part 2: Measurements in situ (for acceptance and verification purposes) (ISO 11546-2:1995)
Standard published on 1.12.2009
Selected format:Noise. Sound isolation enclosures. Measurement methods for noise reduction caused by insertion of enclosures
WITHDRAWN published on 1.12.1985
Selected format:Acoustics. Determination of sound insulation performances of enclosures. Part 1: Measurement under laboratory conditions (for declaration purposes)(ISO 11546-1:1995)
WITHDRAWN published on 1.4.1999
Selected format:Acoustics. Determination of sound insulation performances of enclosures. Part 2: Measurement in situ (for acceptance and verification purposes) (ISO 11546-2:1995)
WITHDRAWN published on 1.4.1999
Selected format:Latest update: 2024-08-01 (Number of items: 2 341 429)
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