Band-Pass
2-Pole Pair
Appendix A
Phase Response Curves
180
Q10
Phase (deg)
90
0
Q1
-90
-180
0.1
Q2
Q5
2
3 4 5 6 78
180
Phase (deg)
90
0
-90
Q10
1.0
10.0
Normalized Frequency (f/fo)
2
3 4 5 6 78
Q1
Q2
Q5
-180
0.6
0.7
0.8
1.0
1.1 1.2 1.3 1.4 1.5 1.6
Normalized Frequency (f/fo)
0.9
Normalized Theoretical Phase Data
Phase
Mag
(
deg)
1.0
2.5
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
60.0
70.0
80.0
90.0
105.0
120.0
135.0
150.0
165.0
180.0
Q=1
(+)
(-)
f /fO f /fO
0.994 1.006
0.985 1.016
0.970 1.031
0.940 1.063
0.913 1.096
0.886 1.128
0.861 1.161
0.838 1.194
0.815 1.227
0.794 1.259
0.774 1.292
0.755 1.324
0.719 1.391
0.685 1.460
0.652 1.535
0.618 1.618
0.564 1.772
0.502 1.991
0.424 2.356
0.320 3.126
0.177 5.639
0
inf
Q=2
(+)
(-)
f /fO f /fO
0.997 1.003
0.992 1.008
0.985 1.016
0.970 1.031
0.955 1.047
0.941 1.062
0.928 1.078
0.915 1.093
0.902 1.108
0.891 1.123
0.879 1.138
0.868 1.152
0.846 1.182
0.825 1.212
0.803 1.245
0.781 1.281
0.743 1.346
0.695 1.439
0.628 1.594
0.520 1.923
0.327 3.058
0
inf
Q=5
(+)
(-)
f /fO f /fO
0.999 1.001
0.997 1.003
0.994 1.006
0.988 1.012
0.982 1.018
0.976 1.025
0.970 1.030
0.965 1.036
0.960 1.042
0.955 1.048
0.950 1.053
0.945 1.059
0.935 1.069
0.925 1.081
0.916 1.092
0.905 1.105
0.887 1.128
0.862 1.160
0.825 1.212
0.758 1.319
0.593 1.686
0
inf
Q = 10
(+)
(-)
f /fO f /fO
0.999 1.001
0.998 1.002
0.997 1.003
0.994 1.006
0.991 1.009
0.988 1.012
0.985 1.015
0.982 1.018
0.980 1.021
0.977 1.024
0.974 1.026
0.972 1.029
0.967 1.034
0.962 1.040
0.957 1.045
0.951 1.051
0.941 1.062
0.928 1.077
0.908 1.101
0.869 1.150
0.764 1.310
0
inf
40
1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176
e-mail: sales@freqdev.com
∑
Web Address: http://www.freqdev.com
∑
FREQUENCYDEVICES [ FREQUENCY DEVICES, INC. ]
