It is required to design a low-pass filter to meet the following specifications: fp = 3.4 kHz, Amax = 1 dB, fs = 4 kHz, Amin = 35 dB.
(a) Find the required order of Chebyshev filter. What is the excess (above 35 dB) stopband attenuation obtained?
(b) Find the poles and the transfer function.