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8-Pole, 6-Zero
Elliptic, 2.00
Low-Pass
Frequency Response
Appendix A
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Normalized Time (1/f sec)
Normalized Time (1/f sec)
Delay (Normalized)
Step Response
0.1
1.0
2
3
4
5 6 7 8 9
0.0
2.0
4.0
1.5
0.15
0.8
Normalized Frequency(f/fc)
0.1
1.0
10.0
2
3 4 5 6 78
2
3 4 5 6 7
-120
-100
-80
-60
-40
-20
0
0
1
2
3
4
5
-0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.Normalized Group Delay:
The above delay data is normalized to a corner frequency
of 1.0Hz.The actual delay is the normalized delay divided
by the actual corner frequency (fc).
Actual Delay =
Normalized Delay
Actual Corner Frequency (fc) in Hz
(sec)
Theoretical Transfer Characteristics
1
f/fc
(Hz)
Amp
(dB)
Phase
(deg)
Delay
4.00
5.00
6.00
7.00
2.40
2.60
2.80
3.00
3.50
1.85
1.90
1.95
2.00
2.20
1.50
1.60
1.70
1.75
1.80
1.00
1.10
1.20
1.30
1.40
0.75
0.80
0.85
0.90
0.95
0.50
0.55
0.60
0.65
0.70
8.00
9.00
10.0
0.00
0.10
0.20
0.30
0.40
-107.3
-108.6
-110.0
-111.5
-105.4
-105.1
-106.0
-121.3
-106.5
-105.0
-106.4
-123.6
-81.93
-87.78
-95.04
-106.6
-106.0
-50.35
-58.90
-67.54
-72.04
-76.79
-0.046
-7.910
-21.06
-31.96
-41.51
-0.040
-0.014
-0.001
-0.031
-0.036
-0.001
0.000
-0.007
-0.027
-0.045
0.00
-0.001
-0.015
-0.040
-0.042
-165
-167
-168
-149
-156
-160
-163
-307
-311
-315
-318
-325
-647
-650
-652
-654
-481
-623
-632
-639
-642
-645
-419
-525
-573
-597
-612
-268
-291
-317
-346
-378
-166
-185
-204
-225
-245
0.00
-31.9
-64.2
-97.0
-131
0.005
0.004
0.003
0.022
0.014
0.010
0.007
0.070
0.058
0.049
0.042
0.030
0.138
0.128
0.119
0.111
0.087
0.271
0.216
0.177
0.162
0.149
2.681
2.127
0.856
0.509
0.357
1.269
1.377
1.513
1.677
1.960
1.020
1.057
1.099
1.140
1.193
0.885
0.891
0.903
0.922
0.958
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