BS 5428-11 Supplement 1:1981被替代
Methods for specifying and measuring the characteristics of sound system equipment. Loudspeakers. Noise signals for loudspeaker units and loudspeaker systems
出版：British Standards Institution
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基本信息
标准编号： BS 5428-11 Supplement 1:1981
发布时间：1980/12/31 0:00:00
标准类别：Supplement
出版单位：British Standards Institution
标准页数：12
标准简介
Specifies the noise test signal and acoustic environment and gives method of measurement under free-field and diffuse field conditions.
标准备注
© British Standards Institution 2013
替代本标准的新标准
等同采用的国际标准
IEC 60268-5A - Identical
