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how to filter the noise,I don't know which filter should i use?

how to filter the noise,I don't know which filter should i use?

‎10-30-2003 03:02 AM

because the noise add to the signal,the phase is not right(using fft)
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Re: how to filter the noise,I don't know which filter should i use?

‎09-27-2004 02:44 AM

What kind of signals are you measuring? What is the signal bandwidth? Just simply use low pass filter for filtering high frequency noise before FFT.

Bill
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