Appendix A
August 1999

 


8-Pole,
6-Zero Elliptic,
1.77 Low-Pass


Theoretical Transfer Characteristics
f/fc Amp Phase Delay1
(Hz) (dB) (deg) (sec)
       
0.00 0.00 0.00 0.713
0.10 -0.004 -25.7 0.716
0.20 -0.014 -51.6 0.724
0.30 -0.024 -77.9 0.740
0.40 -0.020 -105 0.767
       
0.50 0.007 -133 0.811
0.55 0.022 -148 0.840
0.60 0.033 -163 0.872
0.65 0.031 -179 0.908
0.70 0.014 -196 0.946
       
0.75 -0.015 -213 0.989
0.80 -0.041 -232 1.04
0.85 -0.046 -251 1.12
0.90 -0.016 -272 1.23
0.95 -0.025 -296 1.40
       
1.00 -0.035 -323 1.65
1.10 -1.76 -392 2.14
1.20 -8.28 -467 1.86
1.30 -18.4 -522 1.19
1.40 -29.3 -558 0.753
       
1.50 -40.1 -578 0.517
1.60 -51.5 -594 0.381
1.70 -65.2 -606 0.296
1.75 -75.0 -611 0.265
1.80 -113.0 -616 0.239
       
1.85 -83.6 -440 0.217
1.90 -82.0 -444 0.198
1.95 -83.7 -447 0.182
2.00 -87.8 -450 0.168
2.20 -85.8 -280 0.126
       
2.40 -82.0 -289 0.099
2.60 -83.5 -295 0.081
2.80 -88.2 -301 0.067
3.00 -99.9 -305 0.057
3.50 -87.2 -134 0.040
       
4.00 -83.1 -140 0.030
5.00 -82.1 -148 0.018
6.00 -83.1 -154 0.013
7.00 -84.6 -157 0.009
       
8.00 -86.2 -160 0.007
9.00 -87.8 -163 0.005
10.0 -89.3 -164 0.004
 

Notes:

  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).



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