Cisco Cisco 1 GHz GainMaker Amplifier Fiche De Données
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General Station Performance
Units
Forward
Reverse
Notes
Reference Output Level @…
1002 MHz
870 MHz
750 MHz
650 MHz
550 MHz
105 MHz
dBmV
56.0
54.0
52.2
50.5
49.0
42.3
35 (@ 85 MHz)
35 (@ 5 MHz)
Reference Output Tilt (105-1002 MHz)
dB
13.7
-
1
Forward Station Performance
Units
Auto/Thermal with 10.5 dB
I/S EQ
I/S EQ
Notes
Operational Gain (minimum)
dB
41
2, 9
Internal Tilt (± 0.5 dB)
dB
13.8
3
Noise Figure @ 54 MHz
dB
8.5
2
Noise Figure @ 1 GHz
dB
8.0
2
73 NTSC channels (CW) with digital
4
Composite Triple Beat
dB
65
9
Cross Modulation
dB
59
5, 9
Composite Second Order (high side)
dB
64
9
Composite Intermodulation Noise (CIN)
dB
57
8, 9
Reverse Station Performance
Units
Notes
Operational Gain (minimum)
dB
19.5
6, 7
Internal Tilt (± 0.5 dB)
dB
-0.5
3
Noise Figure
dB
12
6, 7
6 NTSC Channels (CW)
Composite Triple Beat
dB
92
9
Cross Modulation
dB
80
5, 9
Composite Second Order (high side)
dB
82
9
Station Delay Characteristics
Forward (Chrominance to Luminance Delay)
Reverse (Group Delay in 1.5 MHz Bandwidth)
Frequency (MHz)
Delay (nS)
Frequency (MHz)
Delay (nS)
109.25-112.83
13
5.0-6.5
60
115.25-118.83
7
6.5-8.0
22
121.25-124.83
5
8.0-9.5
12
80.5-82.0
10
82.0-83.5
13
83.5-85.0
18
Unless otherwise noted, specifications reflect typical performance and are referenced to 68°F (20°C). Specifications are based upon
measurements made in accordance with SCTE/ANSI standards (where applicable), using standard frequency assignments.
measurements made in accordance with SCTE/ANSI standards (where applicable), using standard frequency assignments.