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ČSN is a protected designation of Czech national technical standards.
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation
WITHDRAWN published on 1.9.1998
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions
WITHDRAWN published on 1.9.2019
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum
WITHDRAWN published on 1.9.1998
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound difraction
WITHDRAWN published on 1.4.2005
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound difraction
WITHDRAWN published on 1.9.2015
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
WITHDRAWN published on 1.10.2016
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection and airborne sound insulation
WITHDRAWN published on 1.8.2004
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
WITHDRAWN published on 1.8.2017
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
WITHDRAWN published on 1.1.2019
Selected format:Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
WITHDRAWN published on 1.7.2013
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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