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eeworld.com.cn
29 天
RC正弦波振荡器的实用制作方法
振荡电路主要由基本放大电路、选频网络及正反馈网络三部分组成,其中基本放大电路是使电路获得一定幅值的输出量:选频网络是确定电路的振荡频率.保证电路产生正弦波振荡;正反馈网络的作用是在振荡电路中.当没有输入信号的情况下.引入正反馈信号 ...
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