This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

怎么样将幅值0.5-5的正弦信号缩小到3.6v以下。



我是用430来检测正弦信号的幅值,但最大幅值5v已经超过430能承受的3.6v。电源供电是5v。