半导体四探针法测半导体方块电阻的数据表格格式及绘图-Four-probe method to measure the resistance of the experimental data

声控灯protel原理图 晶闸管 光敏电阻 整流电桥 稳压二极管 麦克风 电阻 电容-Voice lights protel schematic thyristor the photoresistor rectifier bridge Zener diode microphone resistors and capacitors

绘制史密斯圆图。包括电阻圆和电抗圆。欢迎指正-Drawing Smith chart. Including resistance and reactance circle round.