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如何用-3db带宽来设计一个FIR滤波器？

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斌政 刘
斌政 刘 on 25 Jul 2022
FDATOOL中截止频率处默认的幅值要么是1db或者6db（窗函数），在知道3db带宽的情况下，如何设计FIR滤波器？希望大牛能帮忙解答，感谢。

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