Standards ČSN - Czech national standards - Page 118

Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering methods for small, movable sources in reverberant fields. Part 2: Methods for special reverberation test rooms

WITHDRAWN published on 1.9.1996

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane

Standard published on 1.6.2011

WITHDRAWN published on 5.11.1979

Acoustic. Determination of sound power levels of noise sources using sound pressure. Survey method using an enveloping measurements surface over a reflecting plane

WITHDRAWN published on 1.10.1996

Acoustics - Determination of sound power levels of noise sources using sound pressure - Survey method using an enveloping measurements surface over a reflecting plane

WITHDRAWN published on 1.3.2010

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for reverberation test rooms

Standard published on 1.4.2011

WITHDRAWN published on 18.1.1983

WITHDRAWN published on 1.3.1994

WITHDRAWN published on 1.3.1994

Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms

WITHDRAWN published on 1.3.2010