一种新的选频电平表平衡输入端口电平测量准确度的校准方法  

A new method to calibrate the accuracy of the balanced input level measurement of a selective level meter

作　　者：陆福敏[1] 詹志强[1] Lu Fumin;Zhan Zhiqiang(Shanghai Institute of Measurement and TestingTechnolog)

机构地区：[1]上海市计量测试技术研究院

出　　处：《上海计量测试》2018年第5期2-5,共4页Shanghai Measurement and Testing

摘　　要：文章提出了在不使用电平振荡器和标准零电平表校准选频电平表平衡输入电平测量准确度的新方法,对给出的新方法进行了不确定度评定,并将此方法应用于国家计量技术规范《选频电平表校准规范》中。In this paper, a new method to calibrate the accuracy of thebalanced input level measurement of a selective level meter withoutusing level oscillator and standard zero level meter is proposed, and theuncertainty of the new method is evaluated, The new method will beapplied to the latest national metrological technical standard CalibrationSpecification of Selection level Meter.

关 键 词：选频电平表 校准 电平振荡器 数字多用表 衰减器 

分 类 号：TM933.2[电气工程—电力电子与电力传动]