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简易函数信号发生器的原理

2025-03-15 22:49:17

推荐回答（2个）

回答1：

基本原理就是通过可调元件形成可调震荡电路，在经过滤波、频幅调节、加功率、阻抗匹配后输出。如需方波三角波之类就在夹功率前加入整波电路了。当然这是简单的低频的信号发生器的组成，高档的用DDS的是基于频率合成技术的，想用你直接买IC做就行。

回答2：

http://wenku.baidu.com/view/9ca8c9335a8102d276a22fcb.html

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