High-Pass

4-Pole, 0.2 dB Ripple

Appendix A

Chebychev

31

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

Normalized Frequency(f/fc)

Frequency Response

0.1

1.0

10.0

2

3 4 5 6 78

2

3 4 5 6 7 8

-100

-80

-60

-40

-20

0

(sec)

Theoretical Transfer Characteristics

1

0.10

0.20

0.30

0.40

0.50

0.60

0.70

0.80

0.90

1.00

1.20

1.50

1.70

2.00

2.50

3.00

4.00

5.00

6.00

7.00

8.00

9.00

10.0

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

f/fc

(Hz)

Amp

(dB)

Phase

(deg)

Delay

.060

.048

.040

.200

.170

.129

.098

.076

.140

.031

.003

.074

.174

-25.0

-18.6

-12.7

-7.34

-3.01

-89.8

-65.1

-51.1

-40.6

-32.2

21.7

19.3

17.3

60.4

44.5

35.2

29.2

24.9

172

128

111

93.2

73.4

308

296

280

259

231

352

345

337

328

319

.008

.006

.005

.060

.033

.020

.014

.010

.633

.275

.197

.138

.088

.314

.383

.500

.686

.873

.212

.218

.228

.245

.272