Normen ČSN - Tschechische nationale Normen - Seite Nr. 121

Acoustics - Determination of sound insulation performances of enclosures - Part 2: Measurements in situ (for acceptance and verification purposes)

UNGÜLTIG herausgegeben am 1.3.1997

Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering/survey methods for use in situ in a reverberant environment

Die Norm herausgegeben am 1.6.2011

UNGÜLTIG herausgegeben am 27.3.1987

Acoustics - Determination of sound power levels of noise sources using sound pressure - Comparison method in situ

UNGÜLTIG herausgegeben am 1.3.2010

Acoustics - Determination of sound power levels of noise sources using sound pressure - Comparison method in situ

UNGÜLTIG herausgegeben am 1.4.2001

Akustika. Určení hladin akustického výkonu zdrojů hluku. Provozní metoda s referenčním zdrojem zvuku.

UNGÜLTIG herausgegeben am 1.8.1995

Noise. Calculation of sound pressure levels assumed in industrial spaces

UNGÜLTIG herausgegeben am 11.5.1987

Acoustic. Statistical methods for determinig and verifying stated noise emission values of machinery and equipment. Part 1: General considerations and definitions

Die Norm herausgegeben am 1.5.1993

Acoustic. Statistical methods for determinig and verifying stated noise emission values of machinery and equipment. Part 2: Methods for stated values for individual machines

Die Norm herausgegeben am 1.5.1993

Acoustic. Statistical methods for determinig and verifying stated noise emission values of machinery and equipment. Part 3: Simple (transition) method for stated values for batches of machines

Die Norm herausgegeben am 1.5.1993