实现简易万用表功能的开放实验

Open Experiment to Realize the Function of Simple Multimeter

主要介绍了本校本科生电路开放性实验项目常用电学仪器仪表的简单设计与功能实现—指针式万用表的实验过程及结果分析。分析了万用表直流电流档、直流电压档、交流电压档和欧姆档的工作原理,利用Multisim仿真平台进行电路设计,完成了详细完整的简易万用表设计、制作和测试过程。

This article mainly introduces the experiment process and result analysis of the simple design and function realization of commonly used electrical instruments and meters—pointer multimeter of the open experiment project of our school for undergraduates.It analyzes the working principle of the multimeter’s DC current file,DC voltage file,AC voltage file and ohm file,use Multisim simulation platform for circuit design,completed the detailed and complete simple multimeter design,production and testing process.