This paper studies the method of auto balancing bridge to precisely measure inductance L, capacitance C, resistance R(namely LCR)by measuring the high and low terminal vector voltages.
本文研究了利用自动平衡电桥方法，通过测量高端和低端两路矢量电压来精确测量电感L、电容C和电阻R（即LCR）。
Measuring the voltage coefficient of a high resistance requires sourcing a voltage and measuring a low current.
测量高电阻的电压系数需要输出电压并测量小电流。
The two-arm bridge measuring low resistance circuit of MCU control, multivibrator measuring electric capacity, auxiliary leveling bridge circuit, output display circuit are designed.
设计了单片机控制双臂电桥测量低电阻电路、多谐振荡测量电容电路、辅助调平电桥电路、输出显示等电路。
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