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电子基础知识/无源元件/开关
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摘自维基百科，一个开放世界的开放丛书
<
电子基础知识
|
无源元件
开关用于打开或关闭电路。它们始终与主电路中的其它电子元件串联，从而实现主要功能。
一个轻触式开关。
有不同类型的开关，设计用于不同的目的。
按钮开关
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:
书籍：电子基础知识
华夏公益教科书
一个轻触式开关。
