NEN EN IEC 61669:2001被替代
Electroacoustics - Equipment For The Measurement Of Real-ear Acoustical Characteristics Of Hearing Aids
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN EN IEC 61669:2001
发布时间：2001/6/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：35
标准简介
Specifies the general requirements for test equipment designed for use in measuring the real-ear acoustical characteristics of hearing aids and describes the terminology used.
替代本标准的新标准
