BS 6840-9:1987现行
Sound system equipment. Methods for specifying and measuring the characteristics of artificial reverberation, time delay and frequency shift equipment
出版：British Standards Institution
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基本信息
标准编号： BS 6840-9:1987
发布时间：1987/11/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：16
标准简介
Applicable to equipments which are considered to be amplifiers designed for special purposes.
标准备注
© British Standards Institution 2013
等同采用的国际标准
IEC 60268-9 Ed. 1.0 - Identical
