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ČSN is a protected designation of Czech national technical standards.
Acoustics - Test methods for the qualification of free-field environments
WITHDRAWN published on 1.10.2012
Selected format:Acoustics - Test methods for the qualification of free-field environments
WITHDRAWN published on 1.3.2018
Selected format:Acoustics - Test methods for the qualification of the acoustic environment - Part 1: Qualification of free-field environments
WITHDRAWN published on 1.6.2022
Selected format:Acoustics - Test methods for the qualification of the acoustic environment - Part 2: Determination of the environmental correction
WITHDRAWN published on 1.11.2024
Selected format:Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 1: Extended surface method
Standard published on 1.9.2004
Selected format:Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 2: Spot method for reflective surfaces
Standard published on 1.2.2026
Selected format:Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 2: Spot method for reflective surfaces
WITHDRAWN published on 1.8.2010
Selected format:Acoustics - Procedure for describing aircraft noise heard on the ground
WITHDRAWN published on 1.1.1994
Selected format:Acoustics - Non-acoustic factors influencing the perception, interpretation and response to environmental sounds - Part 1: Definition and conceptual framework
Standard published on 1.10.2025
Selected format:Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment
Standard published on 1.8.2020
Selected format:Latest update: 2026-03-29 (Number of items: 2 269 691)
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