Cisco 1 GHz Surge-Gap Reverse Window Taps 数据表
Surge-Gap Taps -- Two-Way, Four-Way, Eight-Way
Standard & Full Profile
Standard & Full Profile
7
Specifications, continued
8-Way Surge Gap Tap – Full Profile Housing
Tap Value
11
14
17
20
23
26
29
Max. Typ. Max. Typ. Max. Typ. Max. Typ. Max. Typ. Max. Typ. Max. Typ.
Frequency
5
- - 3.5 3.0 2.4 1.4 1.1 0.9 0.9 0.7 0.6 0.4 0.6 0.3
55
- - 3.1 2.7 1.9 1.2 1.0 0.7 0.8 0.6 0.6 0.4 0.5 0.3
550
- - 4.6 4.0 2.6 2.2 1.9 1.5 1.6 1.3 1.3 1.1 1.3 1.0
650
- - 4.7 4.3 2.7 2.4 2.0 1.6 1.6 1.4 1.4 1.2 1.3 1.0
750
- - 5.0 4.6 2.9 2.7 2.1 1.8 1.8 1.5 1.5 1.3 1.5 1.2
870
- - 5.2 4.9 3.2 3.0 2.4 2.2 2.0 1.7 1.8 1.5 1.7 1.4
Insertion
Loss
(In-Out)
(dB)
1000
- - 5.5 5.1 3.6 3.4 2.8 2.5 2.3 2.0 2.1 1.8 2.1 1.7
Tap Value
11
14
17
20
23
26
29
Frequency
5
1.0 1.5 1.0 1.0 1.5 1.0 1.7
55 1.3 1.0 1.2 1.0 1.0 1.1 1.0
550 1.0 1.7 1.6 1.5 1.3 1.4 1.0
650 1.0 1.9 1.4 1.3 1.0 1.0 1.0
750 1.2 2.1 1.5 1.4 1.1 1.0 1.0
870 1.8 2.4 1.8 1.4 1.1 1.0 1.0
650 1.0 1.9 1.4 1.3 1.0 1.0 1.0
750 1.2 2.1 1.5 1.4 1.1 1.0 1.0
870 1.8 2.4 1.8 1.4 1.1 1.0 1.0
Tap Loss
Tolerance
(
± dB)
1000 2.4 2.9 2.4 1.8 1.4 1.5 1.5
5-50 - 24 25 31 28 37 42
51-550 - 30 29 34 32 39 41
551-650 - 28 28 32 36 36 38
651-750 - 27 27 30 37 33 35
751-870 - 26 26 29 40 30 33
651-750 - 27 27 30 37 33 35
751-870 - 26 26 29 40 30 33
Out-Tap
Isolation
(Min.)
(dB)
871-1000 - 25 26 28 37 29 32
Unless otherwise noted, the above specifications reflect typical performance. Unless otherwise noted, specifications are based on
measurements made in accordance with NCTA Recommended Practices for Measurements on Cable Television Systems and are
referenced to 68
measurements made in accordance with NCTA Recommended Practices for Measurements on Cable Television Systems and are
referenced to 68
° F (20° C).