Normen ČSN - Tschechische nationale Normen - Seite Nr. 118

Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant fields - Part 1: Comparison method for hard-walled test rooms

UNGÜLTIG herausgegeben am 1.3.2010

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

UNGÜLTIG herausgegeben am 1.3.2010

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

UNGÜLTIG herausgegeben am 1.3.2020

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

UNGÜLTIG herausgegeben am 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

Die Norm herausgegeben am 1.6.2011

UNGÜLTIG herausgegeben am 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

UNGÜLTIG herausgegeben am 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

UNGÜLTIG herausgegeben am 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

Die Norm herausgegeben am 1.4.2011

UNGÜLTIG herausgegeben am 18.1.1983