Comtech EF Data CD-MNLBC4000, Инструкция по установке и эксплуатации

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LBC-4000 L-Band Up/Down Converter System MN/LBC4000.IOM
Specifications Revision 5
2–3
2.1.7.5 Modular Design
(2) IDU Module bays (‘CONV A’ and ‘CONV B’) are located behind the drop-down
front panel.
2.1.7.5.1 LBC-4000 L-Band Up Converter IDU Module
Input Frequency
•
STANDARD: 70 MHz
±
18 MHz
•
OPTIONAL: 140 MHz
±
36 MHz
Output Frequency 950 MHz to 2000 MHz, 1 kHz steps
Input/Output Impedance 50 Ω
Input Return Loss 18 dB minimum
Output Return Loss 15 dB minimum
Input connector BNC female
Output connector Type ‘N’ female
Gain
25 dB
±
1 dB nominal at minimum attenuation
Ripple
• ±
.5 dB over any
±
18 MHz for standard 70 MHz IF units
• ±
.5 dB over any
±
36 MHz for optional 140 MHz IF units
Slope 0.05 dB/MHz
User Attenuation Range
0 to 40 dB, in 0.25 dB steps (STANDARD) or 0.1 dB steps
(OPTIONAL)
Input Power Level
To
±
10 dBm maximum
Output Power, P1dB +10 dBm minimum
Third Order Intercept +20 dBm minimum
Carrier Spurious -60 dBc
Non-Carrier Spurious -75 dBm
Transmit Phase Noise Exceeds MIL-STD-188-164A
Stability
Over Time ±
1 X 10
-9
/Day
Over Temp ±
1 x 10
-8
32° to 122°F (0° to 50°C)