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© 2004 Comtech EF Data Part Number DS-CDM570L.DOC Page 2 of 4 9/22/04
CDM-570L
L-Band Satellite Modem
2.4 kb
s to 5 Mb
s
SYSTEM SPECIFICATIONS
Frequency Range 950 to 1950 MHz, 100 Hz frequency
resolution
Input/Output Impedance
and connectors
Transmit: 50Ω (female Type N connector)
Receive: 50Ω (female Type N connector)
Data Interfaces EIA-422/530, V.35, Sync EIA-232,
G.703 T1, G.703 E1 balanced or
unbalanced
Data Rate Range
(1 bps programmable, and fully independent Tx and Rx rates)
Rate 1/2 BPSK 2.4 kbps to 1.25 Mbps
Rate 1/2 QPSK/OQPSK 4.8 kbps to 2.5 Mbps
Rate 3/4 QPSK/OQPSK 7.2 kbps to 3.75 Mbps
Rate 7/8 QPSK/OQPSK 8.4 kbps to 4.375 Mbps
Rate 0.95 QPSK/OQPSK TPC 9.1 kbps to 4.72 Mbps
Rate 2/3 8-PSK TCM 4.8 kbps to 5 Mbps
Rate 3/4 8-PSK TPC 10.8 kbps to 5 Mbps
Rate 7/8 8-PSK TPC 13.6 kbps to 5 Mbps
Rate 7/8 16-QAM TPC 16.8 kbps to 5 Mbps
Uncoded 4.8 kbps to 5 Mbps
(See the CDM-570L manual for details)
Scrambling Mode dependent - ITU V.35, or proprietary
externally synchronized
FEC Options
Viterbi Rate 1/2 BPSK, QPSK/OQPSK
Rate 3/4 and 7/8 QPSK/OQPSK
and 16-QAM w/RS
Pragmatic TCM 8-PSK 2/3
(CLOSED NETWORK - NOT IESS-310)
Turbo Product Coding Rate 21/44 BPSK, 5/16 BPSK,
Rate 1/2 QPSK/OQPSK
Rate 3/4 and Rate 7/8 QPSK/OQPSK,
8-PSK and 16-QAM
Rate 0.95 QPSK/OQPSK and 8-PSK
Reed-Solomon Proprietary 220/200 and 200/180
modes available
Uncoded BPSK, QPSK/OQPSK
M&C Interface EIA-232, EIA-485 (2- or 4-wire),
Ethernet 10/100 BaseT
Form C Relays Tx, Rx traffic alarms and Unit faults
AVAILABLE OPTIONS
How
Enabled
Option
FAST Variable Rate to 2.048 Mbps
FAST Variable Rate to 5 Mbps
FAST 8-PSK modulation
FAST 16-QAM modulation
Hardware Reed Solomon Codec Board
Hardware Turbo Codec Board
Hardware Block Up converter (BUC) 24 VDC, 100W
Power Supply, AC Input
Hardware Block Up converter (BUC) 48 VDC, 180W
Power Supply, AC Input
Hardware IP Module
FAST
FAST
FAST
FAST
VMS
IP Module Options:
Header Compression
Payload Compression
Quality of Service (QoS) – 3 modes
3x DES Data Encryption
Vipersat Management System Integration
ACCESSORIES
CRS-170 1:1 L-Band Modem Redundancy Switch
ENVIRONMENTAL AND PHYSICAL
Temperature Operating: 0 to 50ºC (32 to 122ºF)
Storage: -25 to 85ºC (-13 to 185ºF)
Power Supply 100 to 240 volts AC, 50/60 Hz
Power Consumption 22W typical (30 W max) without BUC PSU
250W max with 180W BUC PSU
Physical Dimensions 1 U high, 16 inches deep (40.6 cm)
Weight 16 lbs (7.2 kg) including 180W BUC supply
CE Approvals EN55022 Class B (Emissions)
EN50082-1 Part 1 (Immunity)
EN60950 (Safety)
FCC Approval FCC Part 15 Class B
(252 Seiten)
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