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參數資料
| 型號： | 428L4B |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 32-Pin DIP 8-Pole Filters |
| 中文描述： | 32引腳DIP 8極點濾波器 |
| 文件頁數： | 18/18頁 |
| 文件大小： | 1009K |
| 代理商： | 428L4B |
8-Pole, 6-Zero
Constant Delay
Appendix A
Low-Pass (60 dB)
20
25 Locust St., Haverhill, Massachusetts 01830
∑Tel :800/252-7074, 978/374-0761 ∑FAX:978/521-1839
e-mail: sales@freqdev.com
∑Web Address: http://www.freqdev.com ∑Fax on Demand: 978/521-5178
Normalized Frequency(f/fc)
Amp
(dB)
Normalized Time (1/f sec)
Dela
y
(sec)
Normalized Time (1/f sec)
Step
Response
(V/V)
Frequency Response
Delay (Normalized)
Step Response
0.1
1.0
10.0
2
3 4 5 6 78
2
3 4 5 6 7
-100
-80
-60
-40
-20
0
1
2
3
4
5
-0.0
0.2
0.4
0.6
0.8
1.0
1.2
-0.2
0.1
1.0
2
3
4
5 6 7 8 9
0.0
0.5
1.0
1.5
0.15
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
1.40
1.60
1.80
2.00
2.25
0.90
0.95
1.00
1.10
1.20
0.50
0.60
0.70
0.80
0.85
0.00
0.10
0.20
0.30
0.40
(sec)
Theoretical Transfer Characteristics
1
f/fc
(Hz)
Amp
(dB)
Phase
(deg)
Delay
6.50
7.00
8.00
9.00
10.0
5.00
5.25
5.50
5.75
6.00
3.75
4.00
4.25
4.50
4.75
2.50
2.75
3.00
3.25
3.50
-63.3
-63.7
-64.7
-66.0
-67.3
-64.6
-63.9
-63.5
-63.3
-63.2
-74.7
-85.0
-72.0
-67.9
-65.8
-50.5
-78.0
-63.7
-63.5
-66.9
-10.3
-15.9
-22.4
-29.4
-39.0
-2.02
-2.48
-3.01
-4.29
-5.91
-0.161
-0.384
-0.745
-1.28
-1.62
0.00
0.005
0.012
0.005
-0.042
-295
-299
-307
-313
-318
-275
-279
-283
-286
-289
-425
-253
-259
-265
-270
-544
-561
-395
-407
-417
-386
-431
-467
-495
-523
-252
-265
-279
-307
-334
-140
-168
-196
-224
-238
0.00
-28.0
-55.9
-83.9
-112
.028
.024
.019
.015
.012
.048
.044
.040
.036
.033
.088
.077
.068
.060
.054
.212
.171
.142
.119
.102
.675
.558
.443
.351
.268
.776
.775
.773
.766
.749
.776
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相關代理商/技術參數 |
參數描述 |
|---|---|
| 428L4B-1 | 制造商:FREQUENCYDEVICES 制造商全稱:Frequency Devices, Inc. 功能描述:32-Pin DIP 8-Pole Filters |
| 428L4B-10 | 制造商:FREQUENCYDEVICES 制造商全稱:Frequency Devices, Inc. 功能描述:32-Pin DIP 8-Pole Filters |
| 428L4B-2 | 制造商:FREQUENCYDEVICES 制造商全稱:Frequency Devices, Inc. 功能描述:32-Pin DIP 8-Pole Filters |
| 428L4B-3 | 制造商:FREQUENCYDEVICES 制造商全稱:Frequency Devices, Inc. 功能描述:32-Pin DIP 8-Pole Filters |
| 428L4B-4 | 制造商:FREQUENCYDEVICES 制造商全稱:Frequency Devices, Inc. 功能描述:32-Pin DIP 8-Pole Filters |
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