Page 104 - Analog and Digital Filter Design

101
Poles and Zeroes

Filter Order Real Part Imaginary Part
1 1 .ooooo
2 0.562 12 0.71536
3 0.30618 0.87122
0.61236
4 0.18646 0.92719
0.4501 5 0.38405
5 0.12402 0.95330
0.32469 0.589 17
0.401 34
6 0.08799 0.967 54
0.24040 0.70829
0.32840 0.25925
7 0.06550 0.97613
0.18354 0.78280
0.26522 0.43442
0.29437
8 0.05058 0.98 172
0,14405 0.83226
0.21559 0.55610
0.25430 0.19528
9 0.0402 1 0.98555
0.11577 0.86668
0.17736 0.64327
0.21757 0.34228
0.23153
10 0.0327 1 0.98830
0.0949 I 0.89 155
0.14783 0.70754
Table 3.7
0.18628 0.45427
Chebyshev Poles with 3dB 0.20649 0.15653
Bandwidth (0.25dB Ripple)