Figure 1-2. Slm-5650 Block Diagram - Comtech EF Data SLM-5650 Installation And Operation Manual

SLM-5650 Satellite Modem
Introduction
64 kbps to 20 Mbps
64 kbps to 52 Mbps
Optional Interface
Gigabit Interface
Remote Port
Ethernet
Alarms
Reed-Solomon
Data Interface
EIA-530
Bypass
Bypass
Data Interface
Optional FEC Slot
Tx/Rx
HSSI
Baseband
Processing
Slot#1 Turbo Tx/Rx
Bit Error
Test Set
Slot#2 LDPC (Future)
Data Interface
Optional Slot
Reed-Solomon
Bypass
Overhaul Data
Interface
Bypass
EIA-232
EIA-485
uP
10/100
BaseT
Power Supply
Alarms

Figure 1-2. SLM-5650 Block Diagram

1–4
Tx FEC
Modulator
Viterbi
Nyquist
Filtering
Constellation
Mapping
Tx
Demodulator
Acquisition
Nyquist Filtering
Rx FEC
Viterbi
Keypad
&
Display
Revision 2
MN/SLM5650.IOM
70/140
Power Control
Tx/Synth
L-Band L-Band
Power
Rx Synth
Tx Synth
Control
AGC
70/140
AGC
RX Synth
IF Sections
Tx 70/140 MHz
Tx L-Band
Rx L-Band
RX 70/140 MHz