what are the coefficients hd (n) of the impulse response corresponding to the ideal filter using fir1 ?
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hi i want to use fir1 for ideal filter low pass and all i got is wc=0.78 and this picture i wonder what order i can use
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/373761/image.png)
so help please
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