### A lowpass FIR filter is to be designed using the ‘Fourier’ or ‘windowing’ method. The filter should have 11 coefficients and a cut-off frequency of 0.25fN. The filter is to be designed using (a) a rectangular window and (b) a Hamming window.

A lowpass FIR filter is to be designed using the ‘Fourier’ or

‘windowing’ method. The filter should have 11 coefficients and a

cut-off frequency of 0.25fN. The filter is to be designed using (a)

a rectangular window and (b) a Hamming window.