DIN Standards Committee Optics and Precision Mechanics
ISO 3746
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
Akustik - Ermittlung der Schallleistungs- und Schallenergiepegel von Geräuschquellen aus Schalldruckmessungen - Hüllflächenverfahren der Genauigkeitsklasse 3 über einer reflektierenden Ebene
Responsible national committee
NA 001-01-04 AA - Noise emission of machinery and equipment; measurement, reduction, data collection
Responsible international committee
ISO/TC 43/SC 1/WG 28 - Basic machinery noise emission standards