2、可消除白炽灯开启瞬间的大电流冲击，有效地防止可控硅元件启动时电流过载，大大地延长了开关使用寿命，并且可以起到保护灯泡的作用。本次课程设计的任务是楼道声控灯，根据模拟电子和数字电子所学的知识自主设计，在老师的指导下以小组为单位组装实物并调试。如今，人们对声控技术越来越熟悉。用声音代替肢体动作给人们带来了很多好处和便利。因此，越来越多的声控设备广泛地应用到人们的生活当中。关键词：光控灯、声控灯、光敏电阻、麦克风、导通、截至16河南化工职业学院毕业设计说明书Abstract Optically contro
3、lled lamp and acoustic control lamp play an important role in our daily life(like in corridor,toilet,alleyway and so on).They make our life more covenient.By use of them,we can not only protect ourselves from the hurt that maybe caused in looking for th
4、e switches of lights in the dark,but also eliminate the phenomenon that someone turn on the light but nobody turn off to avoid the waste of resources. It introduces the principle of how to use dynatrons and a nand gate chip to achieve the purpose that
5、control the lights by light and sound,and specially stresses the ways and concrete details about how to use them to achieve the purpose and the solutions of the problems that will be met in the process of making it.Keywords：Opticallycontrolled,acousticc
