Mocomtech CIM-550 - Manual (Page 32)

CiM-550 IP Enabled Satellite Modem Rev. 2
Introduction CD/CIM550.IOM
6
1.5 S PECIFICATIONS
SYSTEM SPECIFICATIONS (FULLY ENHANCED)
Frequency Range 52 to 88 MHz, 104 to 176 MHz (option), stability ± 1.5 ppm, 0 to 50 0 C
Input/Output Impedance 50 and 75 Ohms (Front panel selectable), 17 dB min. return loss
IF Connector BNC, female
Data Interface 10baseT/100baseTX Ethernet (RJ-45 connector)
DB25 female, providing: (CDM-550 mode only)
EIA422/EIA530 DCE
V.35 DCE
X.21 DCE and DTE
Sync / Async EIA232
External TX Carrier Off By TTL ‘low’ signal or external contact closure – hardware function
automatically overrides processor
WAN Encapsulation HDLC
1
Data rate range Overall, 2.4 - 2048 kbps
4.8 kbps - 2048 kbps, Uncoded BPSK
9.6 kbps - 2048 kbps, Uncoded QPSK/OQPSK
2.4 kbps - 1024 kbps, Rate 1/2 BPSK
4.8 kbps - 2048 kbps, Rate 1/2 QPSK/OQPSK
7.2 kbps - 2048 kbps, Rate 3/4 QPSK/OQPSK
8.4 kbps - 2048 kbps, Rate 7/8 QPSK/OQPSK
2.4 kbps - 1145 kbps, Rate 21/44 BPSK Turbo
2.4 kbps - 750 kbps, Rate 5/16 BPSK Turbo
(Fully Independent Tx and Rx rates)
Scrambling Transparent mode, no RS coding - per CCITT V.35
EDMAC mode, no RS coding - externally synchronized
Turbo Product Code mode - externally synchronized