For Brushless DC (BLDC) servo control, optional 3 phase commutation tracks replace the traditional Hall Effect sensors.

无刷直流(BLDC)伺服控制，可选的3相换轨取代传统的霍尔效应传感器。

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Analog Hall-Effect sensors are used to determine the presence or absence of magnets that identify the type of faceplate being used.

模拟霍尔效应传感器被用来确定磁铁存在或者不存在，从而确认所用的面板类型。

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Internally the DSI sensors use analogue Hall Effect elements, which measure the change of magnetic field that is created by the gear rotation.

DSI传感器内部结构采用类似于霍尔效应的原理，测量齿轮旋转引发的磁场变化。

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But nerve cells have sensors called autoreceptors that detect this flood of new serotonin and try to counteract its effect.

FORBES: A Quick Lift for the Blues