Write a MATLAB program that will produce plots like those shown in Figure 5.10. The Butter worth channel filter poles and 3-dB frequency should be inputs as well as the roll-off factor, β.

Figure 5.10

Bit rate = 5000 bps; channel filter 3-dB frequency = 2000 Hz; no. of poles = 1 1.8 B = 0 = 0.35 B = 0.7 = 1 1.6 1.4 1.2 0.8 0.6 0.4 0.2 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 f, Hz |(S)'H| 10 |(S)"H|