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STN is a protected designation of Slovak national technical standards.
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WITHDRAWN published on 1.12.1959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WITHDRAWN published on 1.12.1985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WITHDRAWN published on 1.4.1999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WITHDRAWN published on 1.4.1999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:Acoustics.Determination of sound power levels and sound energy levels of noise sources using sound pressure.Engineering/survey methods for use in situ in a reverberant environment (ISO 3747:2010)
Standard published on 1.6.2012
Selected format:Acoustics.Determination of sound power levels and sound energy levels of noise sources using sound pressure.Engineering/survey methods for use in situ in a reverberant environment (ISO 3747:2010)
Correction published on 1.10.2012
Selected format:Acoustics. Determination of sound power levels of noise sources. Survey method using a reference sound source
WITHDRAWN published on 1.3.1987
Selected format:Latest update: 2026-03-13 (Number of items: 2 266 261)
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