High-Pass
6-Pole
Appendix A
Theoretical Transfer Characteristics
1
f/fc
Amp
Phase
Delay
(Hz)
(dB)
(deg)
(sec)
0.10
-120
518
0.617
-83.9
0.20
496
0.624
-62.7
0.30
473
0.637
-47.8
0.40
450
0.656
-36.1
0.50
425
0.685
0.60
-26.6
400
0.731
0.70
-18.6
373
0.803
0.80
-11.9
342
0.911
0.85
-9.05
325
0.970
307
0.90
-6.57
1.017
0.95
-4.55
288
1.033
1.00
-3.01
270
1.005
0.660
1.20
-0.46
209
0.417
1.40
-0.08
172
0.291
1.60
-0.02
147
1.80
-0.00
128
0.219
2.00
-0.00
115
0.171
90.4
2.50
-0.00
0.105
-0.00
74.8
3.00
0.071
0.00
55.8
4.00
0.039
5.00
0.00
44.5
0.025
6.00
0.00
37.0
0.017
7.00
0.00
31.7
0.013
0.00
8.00
27.7
0.010
0.00
9.00
24.6
0.008
10.0
0.00
22.2
0.006
Butterworth
Frequency Response
0
Amp (dB)
-20
-40
-60
-80
-100
0.1
2
1.0
2 3 4 5 6 7
10.0
Normalized Frequency(f/fc)
3 4 5 6 78
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).
Normalized Delay
Actual Delay =
Actual Corner Frequency (fc) in Hz
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