Hi all:
我才用规格书给出的低通滤波电路。
实测效果不好,我采样率只用了8K。 请问我应该怎么设计这个低通滤波电路。 有没有文章讲这个怎么计算。
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您好,
这个是无限增益多路反馈二阶低通滤波器,童诗白的模拟电子技术基础有讲,您也可以使用TI的在线Filter design tool来设计,
Filter design tool:https://www.ti.com/design-resources/design-tools-simulation/filter-designer.html