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从仪器仪表的角度发现视乎要做高频的题目。而且要结合双路DDS和乘法器，结合这两个模块，今年仪器仪表最可能出什么样题目？给点相关的提示。
谢谢！
看下“基于DDS数控信号发生器”这篇文章，估计变来变去都离不开那些东西。
Wanda WANG 说： 看下“基于DDS数控信号发生器”这篇文章，估计变来变去都离不开那些东西。
