Response of 4.2 Hz corner frequency D74L4B

anti-alias filters. SCC 13 May 1998.

0.001 1.0000 0.0

0.4200 1.0000 -15.0000

0.8400 1.0000 -30.1000

1.2600 1.0000 -45.5000

1.6800 0.9997 -61.4000

2.1000 0.9980 -78.0000

2.5200 0.9917 -95.7000

2.9400 0.9724 -115.0000

3.3600 0.9253 -136.0000

3.5700 0.8864 -147.0000

3.7800 0.8361 -158.0000

3.9900 0.7754 -169.0000

4.2000 0.7071 -180.0000

4.6200 0.5643 -200.0000

5.0400 0.4345 -217.0000

5.4600 0.3304 -231.0000

5.8800 0.2512 -242.0000

6.3000 0.1928 -252.0000

6.7200 0.1514 -260.0000

7.1400 0.1189 -266.0000

7.5600 0.0944 -272.0000

7.9800 0.0767 -277.0000

8.4000 0.0624 -282.0000

9.4500 0.0389 -291.0000

10.5000 0.0257 -299.0000

11.5500 0.0176 -304.0000

12.6000 0.0123 -309.0000

13.6500 0.0089 -313.0000

14.7000 0.0067 -317.0000

16.8000 0.0039 -322.0000

21.0000 0.0016 -330.0000

25.2000 0.00077 -335.0000

29.4000 0.00042 -339.0000

33.6000 0.00025 -341.0000

37.8000 0.00015 -343.0000

42.0000 0.00010 -345.0000

Response of 20.5 Hz corner frequency D74L4B

anti-alias filters. SCC 20 May 1998.

0.0049 1.0000 0

2.0500 1.0000 -15.0000

4.1000 1.0000 -30.1000

6.1500 1.0000 -45.5000

8.2000 0.9997 -61.4000

10.2500 0.9980 -78.0000

12.3000 0.9917 -95.7000

14.3500 0.9724 -115.0000

16.4000 0.9253 -136.0000

17.4250 0.8864 -147.0000

18.4500 0.8361 -158.0000

19.4750 0.7754 -169.0000

20.5000 0.7071 -180.0000

22.5500 0.5643 -200.0000

24.6000 0.4345 -217.0000

26.6500 0.3304 -231.0000

28.7000 0.2512 -242.0000

30.7500 0.1928 -252.0000

32.8000 0.1514 -260.0000

34.8500 0.1189 -266.0000

36.9000 0.0944 -272.0000

38.9500 0.0767 -277.0000

41.0000 0.0624 -282.0000

46.1250 0.0389 -291.0000

51.2500 0.0257 -299.0000

56.3750 0.0176 -304.0000

61.5000 0.0123 -309.0000

66.6250 0.0089 -313.0000

71.7500 0.0067 -317.0000

82.0000 0.0039 -322.0000

102.5000 0.0016 -330.0000

123.0000 0.00077 -335.0000

143.5000 0.00042 -339.0000

164.0000 0.00025 -341.0000

184.5000 0.00015 -343.0000

205.0000 0.00010 -345.0000

Original Frequency Devices data in terms of corner frequency:

f/fc Amp (dB) Phase Delay (s)

0.00 0.00 0.00 .416

0.10 0.00 -15.0 .418

0.20 0.00 -30.1 .423

0.30 -0.00 -45.5 .433

0.40 -0.003 -61.4 .449

0.50 -0.017 -78.0 .474

0.60 -0.072 -95.7 .511

0.70 -0.243 -115 .558

0.80 -0.674 -136 .604

0.85 -1.047 -147 .619

0.90 -1.555 -158 .622

0.95 -2.21 -169 .612

1.00 -3.01 -180 .588

1.10 -4.97 -200 .513

1.20 -7.24 -217 .427

1.30 -9.62 -231 .350

1.40 -12.0 -242 .289

1.50 -14.3 -252 .241

1.60 -16.4 -260 .204

1.70 -18.5 -266 .175

1.80 -20.5 -272 .152

1.90 -22.3 -277 .134

2.00 -24.1 -282 .119

2.25 -28.2 -291 .091

2.50 -31.8 -299 .072

2.75 -35.1 -304 .059

3.00 -38.2 -309 .049

3.25 -41.0 -313 .041

3.50 -43.5 -317 .035

4.00 -48.2 -322 .027

5.00 -55.9 -330 .017

6.00 -62.3 -335 .012

7.00 -67.6 -339 .009

8.00 -72.2 -341 .007

9.00 -76.3 -343 .005

10.0 -80.0 -345 .004