D68H8B-849Hz Frequency Devices, Inc., D68H8B-849Hz Datasheet - Page 9

• Manufacturer Part Number: D68H8B-849Hz
• Description: 8-Pole High-Pass Filter
• Manufacturer: Frequency Devices, Inc.

Appendix A
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
4.50
4.75
5.00
5.25
5.50
5.75
6.00
6.50
7.00
8.00
9.00
10.0
(Hz)
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0.70
0.80
0.85
0.90
0.95
1.00
1.10
1.20
1.40
1.60
1.80
2.00
2.25
f/fc
1.Normalized Group Delay:
25 Locust St., Haverhill, Massachusetts 01830
Theoretical Transfer Characteristics
e-mail: [e-mail]
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 =
-0.157
-0.510
-1.07
-1.44
-1.89
-2.41
-3.01
-4.50
-6.39
-11.3
-17.1
-23.2
-29.1
-36.3
-43.4
-50.3
-57.6
-62.5
-75.4
-98.3
-86.3
-84.1
-85.1
-87.9
-92.8
-104
-101
-93.3
-89.9
-86.6
-85.1
-84.1
-84.3
-84.9
Amp
0.00
0.017
0.058
0.099
0.105
0.034
(dB)
Actual Corner Frequency (fc) in Hz
Normalized Delay
Phase
(deg)
-30.7
-61.3
-92.0
-123
-153
-184
-215
-245
-261
-276
-291
-306
-336
-365
-417
-459
-492
-517
-542
-561
-576
-589
-599
-608
-616
-442
-448
-454
-458
-462
-466
-289
-293
-295
-300
-305
-312
-317
-321
0.00
∑
Web Address: http://www.freqdev.com
Delay
(sec)
.044
.040
.036
.033
.030
.852
.852
.852
.852
.852
.852
.852
.852
.851
.850
.849
.846
.841
.821
.783
.656
.512
.396
.312
.239
.189
.153
.127
.107
.092
.079
.069
.061
.054
.049
.026
.022
.017
.013
.011
1
∑
Tel :[phone]
21
-100
-0.0
-0.2
1.2
1.0
0.8
0.6
0.4
0.2
-20
-40
-60
-80
1.0
0.5
0.0
0
0.1
0.1
0
Frequency Response
Delay (Normalized)
Step Response
0.15
2
∑
1
Normalized Frequency(f/fc)
Fax on Demand: 978/521-5178
2
Normalized Time (1/f sec)
8-Pole, 6-Zero
Constant Delay
Low-Pass (80 dB)
Normalized Time (1/f sec)
3 4 5 6 78
3
2
4
∑
1.0
FAX:[phone]
5 6 7 8 9
3
2
3 4 5 6 7
1.0
4
1.5
10.0
5