IEC 60942 Ed. 2.0被替代
Electroacoustics - Sound calibrators
出版：International Electrotechnical Committee
专家解读视频
基本信息
标准编号： IEC 60942 Ed. 2.0
发布时间：1997/11/18 0:00:00
标准类别：Standard
出版单位：International Electrotechnical Committee
标准页数：57
标准简介
Specifies the performance requirements for three classes of sound calibrator. Sound calibrators are designed to produce a known effective sound pressure level or levels at a specified frequency or frequencies when coupled to specified models of microphone or specified configurations, for example, with or without protective grid.
替代本标准的新标准
本标准修订后的版本
