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红外打靶器电路图

作者：时间：2016-11-14 来源：网络

按下按钮S时，在NE555的3脚输出占空比约为1：5，频率为1KHZ的方波，用以激励红外发射二极管D1发射出红外脉冲。

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关键词： 红外打靶器

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