Standards ČSN - Czech national standards - Page 132

Acoustics. Hearing protectors. Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn

WITHDRAWN published on 1.2.1996

Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn

WITHDRAWN published on 1.8.2019

Acoustics. Hearing protectors. Part 3: Simplified method for the measurement of insertion loss of ear muff type protectors for quality inspection purposes (ISO/TR 4869-3:1989)

WITHDRAWN published on 1.6.1996

Acoustics - Stationary audible warning devices used outdoors - Part 1: Field measurements for determination of sound emission quantities

Standard published on 1.7.2001

Acoustics - Acoustic insulation for pipes, valves and flanges

Standard published on 1.11.2024

Acoustic - Acoustic insulation for pipes, valves and flanges

WITHDRAWN published on 1.12.2006

Acoustics - Framework for calculating a distribution of sound exposure levels for impulsive sound events for the purposes of environmental noise assessment

Standard published on 1.6.2010

Acoustics - Test methods for the qualification of the acoustic environment - Part 1: Qualification of free-field environments

Standard published on 1.6.2022

Akustika - Zkušební metody určování způsobilosti akustického prostředí - Část 1: Určování způsobilosti prostředí volného pole.

Change published on 1.11.2022

Acoustics - Test methods for the qualification of the acoustic environment - Part 2: Determination of the environmental correction

Standard published on 1.5.2025