How to find specific frequency in signal
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Dear
I have signal 30000x2 size.
i want to find out the specific reqency in signal like 50hz noise and band of 60-2000hz freq.
How can i do it?
![untitled.jpg](https://www.mathworks.com/matlabcentral/answers/uploaded_files/233505/untitled.jpeg)
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Star Strider
2019-8-11
If you have R2018a or later and the Signal Processing Toolbox, use the bandpass function to filter your signal.
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Star Strider
2019-8-16
I would use:
[signal_filtered, df] = bandstop(signal, [49 51], Fs);
You can then also use ‘df’ with filtfilt to filter other signals.
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