8000A Datasheet, PDF (10/19 Pages) Emcore Corporation – System 8000 Fiber-Optic Interfacility Links

System 8000 Fiber-Optic Interfacility Links
Data Sheet, Rev. 0
March 6, 2003
C-Band, Extended C-Band, X-Band, and Ku-Band Interfacility Link Specifications
(continued)
Typical X-Band Performance (continued)
Table 12. X-Band Specifications: 8850A Tx and 8860A Rx (6 dB Optical Loss Budget)
Parameter
Gain
Noise Figure
Output TOI
Symbol
G
NF
—
Input Amp
Min Max
20
30
18
10
26
25
Fiber-Optic
Link
Typ
–43
55
–18
Output Amp
Min
Max
8
18
8
6
15
21
System
Unit
(without RSU)
Min
Max
–15
5
dB
36
26
dB
–7
–2
dB
Table 13. Sample Link Analysis: Downlink GT
Parameter
Frequency
Total Power Flux Density
Antenna Diameter
Antenna Efficiency
Antenna Temperature
Feed Loss
LNA Gain
LNA Temperature
Cable Loss into IFL
Total Power into IFL
Fiber-optic IFL Gain
Fiber-optic IFL Noise Figure
IFL Two-Tone Third IM
Output Loss (Splitter)
Downconverter Input Channel
Downconverter Noise Figure
System G/T
G/T Without Fiber-optic IFL
Specification
7.75
–120
11.6
70
30
0.2
50
50
6
–2.9
11.5
25.1
–44.1
NA
–28.3
17
37.37
37.53
Unit
GHz
dBW/m²
m
%
°K
dB
dB
°K
dB
dBm
dBm
dB
dBc
—
dBm
dB
dB/°K
dB/°K
10
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