Rsu-503 (figure 1-3), Refer to figure 1-4 for a block diagram – Comtech EF Data CST-5000 User Manual
Page 19
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CST-5000 C-Band Satellite Terminal
Introduction
Rev. 9
1–3
Figure 1-3. RSU-503
TX.IF
70 MHz ± -18 MHz
-30 dBm
70 MHz
STSTEM
MODEM
EIA-485/232
SERIAL
REMOTE PORT
26 PIN CIRCULAR
CONNECTOR
RX/IF
70 MHz ± -18 MHz
J3
TNC
M&C
J6
J1
TNC
RFT-500
10 MHz
REF
OPTIONAL
DISPLAY/
KEYPAD
DOWN
CONVERTER
DOWN
CONVERTER
LO SYNTHESIZER
IF LO AND
REF PLO
UP
CONVERTER
LO SYNTHESIZER
UP
CONVERTER
BANDPASS
FILTER
HPA
J2
TYPE N
5.845 TO 6.425 GHz
0 dBm
TX/RF OUTPUT
ANTENNA
FAN
PS
J5
PRIME POWER
AC INPUT 3-PIN CIRCULAR
DC INPUT 8-PIN CIRCULAR
4-PIN CIRCULAR (DC OPTIONAL)
J4
TYPE N
LNA
Ca/1530
17 FOOT
(5.2 METER)
CABLE
RX/IF INPUT
3.620 TO 4200 GHz
-36 TO -21 dBm
GND
TX REJECT
FILTER
Figure 1-4. CST-5000 Block Diagram
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