The main structure have:Electromagnet and Heng galvanism source, numerical type Gauss account(the effect of Huo Er) and ammeter and volt account, have control dish of illuminate the system.
电磁铁恒流电源、数字式高斯 (霍尔效应)、安培特、配有照明系统的控制盘。
In this paper, we theoretically demonstrate the Gyrator is a kind of transmission element, and it has behaviour to gyrate impe-dandce.Finally, we find that the Gyrator is realized by Hall effect.