The equivalent circuit model of the deflector is given.The intercell coupling factors are calculated and the measured results accord with the simulated ones.

• 通过对等梯度偏转结构等效电路的简化，给出了等阻抗结构的等效电路，定性分析了此偏转结构的腔间耦合情况，计算了腔间耦合系数，模拟结果和测试结果一致。