Normen ČSN - Tschechische nationale Normen - Seite Nr. 117

Akustika. Určení hladin akustického výkonu zdrojů hluku. Směrnice pro použití základních norem a pro přípravu zkušebních postupů pro hluk.

UNGÜLTIG herausgegeben am 1.8.1995

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane

Die Norm herausgegeben am 1.4.2011

UNGÜLTIG herausgegeben am 5.1.1989

Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering method in essentially free field over a reflecting plane

UNGÜLTIG herausgegeben am 1.3.1996

Acoustic - Determination of sound power levels of noise sources using sound pressure - Engineering method in an essentially free field over a reflecting plane

UNGÜLTIG herausgegeben am 1.3.2010

Acoustic - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for small movable sources in reverberant fields - Part 1: Comparison method for a hard-walled test room

Die Norm herausgegeben am 1.4.2011

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

Die Norm herausgegeben am 1.4.2021

UNGÜLTIG herausgegeben am 13.8.1980

UNGÜLTIG herausgegeben am 1.6.1994

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 1.2.1996