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.
输入信号和时钟均加了滤波器，利用频谱分析仪分析信号源也没有问题，减小谐波是否对前置模拟电路有特殊要求？
能贴一个FFT的图形吗？另外，输入频率变换一下，结果是什么样的？输入信号功率降低呢
