IEC 60268-4 Ed. 2.0被替代
Sound System Equipment Part 4: Microphones
出版：International Electrotechnical Committee
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基本信息
标准编号： IEC 60268-4 Ed. 2.0
发布时间：1997/8/14 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：85
标准简介
Applies to sound system microphones in both professional and domestic applications. Specifies the essential characteristics and the relevant measuring methods.
替代本标准的新标准
等同采用的国际标准
BS 6840-4:1997 - Identical
