NFC 97 301:1990现行
Sound System Equipment - General
出版：Association Francaise de Normalisation
专家解读视频
Applies to sound systems of any kind, and to the parts of which they are composed or which are used as auxiliaries to such systems. Deals with the determination of the performance of sound system equipment, the comparison of these types of equipment and the determination of their proper practical application, by listing the characteristics which are useful for their specification and laying down uniform methods of measurement for these characteristics. Is confined to a description of the different characteristics and the relevant methods of measurement.
IEC 60268-1 Ed. 2.0 - Identical
HD 483.1:1989 - Identical
IEC 60268-1 : 2.0 - Identical
HD 483.1 : 200S2 - Identical
IEC 60268-1 : 2.0 - Identical
