The electrical signal may be regulated by a simple potentiometer or one of CEI's input hand controllers "Joy Sticks", or by one of our electronic cards in open or closed-loop operation.

电信号可以通过简单的电位器或一个CEI的输入人工控制器“操纵杆”，或者电卡在开路或者闭环电路运行中进行调节。

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This circuit is simple and convenient, and can obviously improve the linearity of the potentiometer.

这种电路简单易行，可显著改善电位器的线性度。

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Set the frequency of simple, easy to operate, only an external potentiometer gently rotating the knob, you can set the frequency.

频率设置简单，操作方便，只需轻轻转动外接电位器的旋钮，就可以进行频率设置。

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