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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