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标题: IEC 60268-4-2004 声系统设备.第4部分:传声器 [打印本页]

作者: sigh007 时间: 2012-3-29 16:10:25 标题: IEC 60268-4-2004 声系统设备.第4部分:传声器

【英文标准名称】: Sound system equipment - Part 4: Microphones 【原文标准名称】: 声系统设备.第4部分:传声器【标准号】: IEC 60268-4-2004 【标准状态】: 作废【国别】: 国际【发布日期】: 2004-02 【实施或试行日期】: 2004【发布单位】: 国际电工委员会(IX-IEC)【起草单位】: IEC/TC 100【标准类型】: ()【标准水平】: ()【中文主题词】: 作标记;电压测量;测量;声传输;分类;电声器件;非线性;特性;噪声;畸变系数;影响量;传输系统;频率曲线;传声器;动力学;频率响应;对称;波幅;传输系数;声压;声压级;电气工程;参数;电声学;环境条件;传输装置;自然噪声压力;参考弧线;参考坐标系;测量技术;阻抗;电气设备;试验【英文主题词】: Acoustoelectric devices;Amplitude;Classification;Distortion factors;Dynamics;Electrical engineering;Electrical equipment;Electroacoustics;Environmental condition;Frequency curve;Frequency response;Impedance;Influence quantity;Marking;Measurement;Measuring techniques;Microphones;Natural noise voltage;Noise;Non-linearity;Operating conditions

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roperties;Reference axes;Reference curve;Sound pressure;Sound pressure level;Sound transmission;Symmetry;Testing;Transfer coefficient;Transmission devices;Transmission systems;Voltage measuring【摘要】: Specifies methods of measurement for the electrical impedance, sensitivity, directional response pattern, dynamic range and external influences of sound system microphones, and also gives recommendations as to characteristics to be specified. It applies【中国标准分类号】: M72【国际标准分类号】: 33_160_50【页数】: 52P.;A4【正文语种】: 英语

作者: ZTOPCHEN 时间: 2013-5-24 18:41:28

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