Modular Design; L-Band Up Converter Idu Module - Comtech EF Data LBC-4000 Installation And Operation Manual

2.1.7.5 Modular Design

LBC-4000: Two IDU Module bays ('CONV A' and 'CONV B') are located behind the drop-down
front panel.
LBC-4000-ST: One internal 'CONV A' IDU Module bay.
2.1.7.5.1

L-Band Up Converter IDU Module

Input Frequency
Output Frequency
Input/Output Impedance
Input Return Loss
Output Return Loss
Input connector
Output connector
Gain
Ripple
Slope
User Attenuation Range
Input Power Level
Output Power, P1dB
Third Order Intercept
Carrier Spurious
Non-Carrier Spurious
Transmit Phase Noise
Over Time
Stability
Over Temp
Specifications
Standard: 70 MHz ±18 MHz
Optional: 140 MHz ±36 MHz
950 MHz to 2000 MHz, 1 kHz steps
Optional: 950 to 2150 MHz, 1 kHz steps
50Ω
18 dB minimum
15 dB minimum
BNC female
Type 'N' female
25 dB ±1 dB nominal at minimum attenuation
±.5 dB over any ±18 MHz for standard 70 MHz IF units
±.5 dB over any ±36 MHz for optional 140 MHz IF units
0.05 dB/MHz
0 to 50 dB, in 0.25 dB steps (Standard) or 0.1 dB steps (Optional)
Up to ±10 dBm maximum
+10 dBm minimum
+20 dBm minimum
-60 dBc
-75 dBm
Exceeds MIL-STD-188-164A
±1 X 10 /Day
-9
±1 x 10 32 to 122°F (0 to 50°C)
-8
2–3
LBC-4000 L-Band Up/Down Converter System
Revision 6
MN-LBC-4000