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  • 參數(shù)資料
    型號(hào): 858H8B-3
    廠商: Electronic Theatre Controls, Inc.
    英文描述: 2 X 4 8-Pole Filters
    中文描述: 2 × 4 8極點(diǎn)濾波器
    文件頁(yè)數(shù): 11/19頁(yè)
    文件大小: 540K
    代理商: 858H8B-3
    8-Pole, 6-Zero
    Constant Delay
    Low-Pass (80 dB)
    Appendix A
    21
    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)
    A
    Normalized Time (1/f sec)
    D
    Normalized Time (1/f sec)
    S
    Frequency Response
    Delay
    (Normalized)
    Step Response
    0.1
    1.0
    10.0
    2
    3 4 5 678
    2
    3 4 5 67
    -100
    -80
    -60
    -40
    -20
    0
    0.1
    1.0
    2
    3
    4
    5 6 7 8 9
    0.0
    0.5
    1.0
    1.5
    0.15
    0
    1
    2
    3
    4
    5
    -0.2
    -0.0
    0.2
    0.4
    0.6
    0.8
    1.0
    1.2
    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
    2.50
    2.75
    3.00
    3.25
    3.50
    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)
    .852
    .852
    .852
    .852
    .852
    Theoretical Transfer Characteristics
    1
    f/fc
    (Hz)
    Amp
    (dB)
    0.00
    0.017
    0.058
    0.099
    0.105
    Phase
    (deg)
    0.00
    -30.7
    -61.3
    -92.0
    -123
    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
    -86.6
    -85.1
    -84.1
    -84.3
    -84.9
    -92.8
    -104
    -101
    -93.3
    -89.9
    -98.3
    -86.3
    -84.1
    -85.1
    -87.9
    -43.4
    -50.3
    -57.6
    -62.5
    -75.4
    -11.3
    -17.1
    -23.2
    -29.1
    -36.3
    -1.89
    -2.41
    -3.01
    -4.50
    -6.39
    0.034
    -0.157
    -0.510
    -1.07
    -1.44
    -300
    -305
    -312
    -317
    -321
    -462
    -466
    -289
    -293
    -295
    -616
    -442
    -448
    -454
    -458
    -561
    -576
    -589
    -599
    -608
    -417
    -459
    -492
    -517
    -542
    -276
    -291
    -306
    -336
    -365
    -153
    -184
    -215
    -245
    -261
    .026
    .022
    .017
    .013
    .011
    .044
    .040
    .036
    .033
    .030
    .079
    .069
    .061
    .054
    .049
    .189
    .153
    .127
    .107
    .092
    .656
    .512
    .396
    .312
    .239
    .849
    .846
    .841
    .821
    .783
    .852
    .852
    .852
    .851
    .850
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