NEN-EN-ISO 3744
Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods in a essentially free-field conditions over a reflecting plane
inactive
| Organization: | NEN |
| Publication Date: | 1 October 1995 |
| Status: | inactive |
| Page Count: | 48 |
| ICS Code (Acoustic measurements and noise abatement in general): | 17.140.01 |
| ICS Code (Safety of machinery): | 13.110 |
scope:
Specifies a method of messurement. Gives requirements for the test environment and instrumentation, as well as techniques for obtaining the surface sound pressure level from which the sound power level of the sourve is calculated, leading to results which have a grade of accuracy.
Document History
October 1, 2010
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
This International Standard specifies methods for determining the sound power level or sound energy level of a noise source from sound pressure levels measured on a surface enveloping the noise...
August 1, 2009
Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering method in an essentially free field over a reflecting plane
This lnternational Standard specifies a method for measuring the sound pressure levels on a rneasurement surface enveloping a noise source, under essentially free-field conditions near one or more...
April 1, 2006
Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering method for an essentially free field over a reflecting plane
This International Standard specifies methods for determining the sound power level or sound energy level of a noise source from sound pressure levels measured on a surface enveloping the noise...
NEN-EN-ISO 3744
October 1, 1995
Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods in a essentially free-field conditions over a reflecting plane
Specifies a method of messurement. Gives requirements for the test environment and instrumentation, as well as techniques for obtaining the surface sound pressure level from which the sound power...