Why use the fast Fourier transform for noise reduction instead of a classical electronic filter? – electronics.stackexchange.com

Why use the fast Fourier transform for noise reduction instead of a classical electronic filter? – electronics.stackexchange.com

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I'd like to know how to remove environmental noise from a speech recording. I've made some research and I've noticed that most of the methods proposed use the fast Fourier transform. But why can't ...

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