Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 2: survey method (ISO 1680-2:1986); german version EN 21680-2:1991— 14 стр.
Measurement of noise emitted by machines; airborne noise emission; enveloping surface method and special reverberation room method; household and similar electrical appliances; particular requirements for washing machines and spin extractors (IEC 60704-2-4:1989); german version HD 423.2.4 S1:1989— 9 стр.
Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 1: engineering method for free-field conditions over a reflecting plane (ISO 1680-1:1986); german version EN 21680-1:1991— 15 стр.
Metallic and other inorganic coatings - Measurement of thickness - Beta backscatter method (ISO 3543:2000), Corrigenda to DIN EN ISO 3543:2001-12; German version EN ISO 3543:2000/AC:2006— 2 стр.
Acoustics - Determination of sound power levels of noise sources - Guidelines for the use of basic standards (ISO 3740:2000); German version EN ISO 3740:2000— 29 стр.
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and hemi-anechoic rooms (ISO 3745:2003); German version EN ISO 3745:2003, Corrigenda to DIN EN ISO 3745:2004-05; German version EN ISO 3745:2003/AC:2006— 2 стр.
Acoustics - Determination of sound power levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:1995); German version EN ISO 3746:1995— 26 стр.
Acoustics - Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels (ISO 6926:2000); German version EN ISO 6926:2001— 18 стр.
Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machines (ISO 1680:1999); German version EN ISO 1680:1999— 16 стр.
Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machines (ISO 1680:1999); German version EN ISO 1680:1999— 16 стр.
Acoustics; test code for the measurement of airborne noise emitted by rotating electrical machinery; part 1: engineering method for free-field conditions over a reflecting plane (ISO 1680-1:1986); german version EN 21680-1:1991— 15 стр.
