Техническая Спецификация для Cisco Cisco 870 MHz GainMaker Amplifiers
Data Sheet
Page 4 of 8
Product Specifications
Table 1.
General Station Performance
General Station Performance
Units
Forward
Reverse
Notes
Pass Band
MHz
86-1002
5-65
Amplifier Type
---
GaAs FET
PP
Frequency Response
dB
0.5
0.4
Auto Slope and Gain Range
dB
5.5
N/A
Return Loss
dB
16
16
7
Max AC Through Current (continuous)
Amps
15
---
Max AC Through Current (surge)
Amps
25
---
Hum Modulation @ 12 A
(over specified frequency range)
(over specified frequency range)
dB
70 (86-870 MHz)
60 (870-1002 MHz)
60 (870-1002 MHz)
60 (5-10 MHz)
70 (11-65 MHz)
70 (11-65 MHz)
Hum Modulation @ 15 A
(over specified frequency range)
(over specified frequency range)
dB
65 (86-870 MHz)
60 (870-1002 MHz)
60 (870-1002 MHz)
60 (5-10 MHz)
65 (11-65 MHz)
65 (11-65 MHz)
Test Points (
0.5 dB)
dB
-20
-20
Reference Output Level @… 1002 MHz
870 MHz
750 MHz
650 MHz
550 MHz
86 MHz
870 MHz
750 MHz
650 MHz
550 MHz
86 MHz
dBmV
56.0
54.0
52.2
50.5
49.0
42.0
54.0
52.2
50.5
49.0
42.0
35 (@ 65 MHz)
35 (@ 5 MHz)
35 (@ 5 MHz)
Reference Output Tilt (86-1002 MHz)
dB
14.0
-
1
Table 2.
Forward Station Performance
Forward Station Performance
Units
Auto/Thermal
with 10.5 dB I/S EQ
with 10.5 dB I/S EQ
Notes
Operational Gain (minimum)
dB
43
2
Internal Tilt (
0.5 dB)
dB
14.3
3
Noise Figure @ 86 MHz
dB
8.5
2
Noise Figure @ 1 GHz
dB
8.0
2
64 PAL B/G channels (CW) with digital
4
Composite Triple Beat
dB
68
Cross Modulation
dB
63
5
Composite Second Order (high side)
dB
64
64 PAL I channels (CW) with digital
10
Composite Beat
dB
61
8
Cross Modulation
dB
62
5
42 CENELEC channels (CW)
9
Composite Triple Beat
dB
113.5
Cross Modulation
dB
114
5
Composite Second Order (high side)
dB
115.5
78 NTSC channels (CW) with digital
11
Composite Triple Beat
dB
67
Cross Modulation
dB
62
5
Composite Second Order (high side)
dB
64
Composite Intermodulation Noise (CIN)
dB
60
12