Methods High commonmodeinput impedance of the circuit is used to remove the interference due to imbalance electrode impedance.
方法①提高整体电路共模输入阻抗以消除皮肤接触阻抗匹配失衡；
2
This simple structure is proved through the SPICE simulation to have the very high commonmodeinput voltage excursion and low harmonious distortion.
电路模拟证明这种简单结构具有很高的共模电压输入范围和很低的谐波失真。
3
Equipment designers can minimize the effects of these mismatches or "unbalances" through judicious choices of input and output stage circuit topologies and common-mode impedances.