Standard
[CURRENT]
2011-03
DIN EN ISO 3746:2011-03
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 (ISO 3746:2010); German version EN ISO 3746:2010
This standard describes methods of accuracy grade 3 (survey grade) for determining the sound power level and sound energy level of a noise source (machinery or equipment) from sound pressure ...
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