Comtech EF Data OM20 - Manual (Page 147)

OM20 Universal Outdoor Modem Technical Specifications
MN-OM20– Revision 5 8–3
8.7 Terrestrial Interfaces
A variety of standard interfaces are available for the OM20 modem in stand-alone applications.
8.8 IDR/ESC Interface (Optional)
G.703 T1 (DSX1) 1.544 Mbps, 100-Ohm Balanced, AMI and B8ZS
G.703 E2 8.448 Mbps, 75-Ohm BNC, Unbalanced, HDB3
8.9 Ethernet Data Interface
Ethernet Data Interface RJ-45, Auto-Crossover, Auto-Sensing, 10/100 Ethernet Data
Port. Complies with IEEE 802.3 and IEEE 802.3u.
8.10 Environmental
Prime Power 100 to 240 VAC, 50 to 60 Hz, 250 Watts Maximum with 10 W
BVC
48 VDC (Optional)
Operating Temperature -40 to +50°C, 95% Humidity, Non-Condensing
Storage Temperature -50 to +60°C, 99% humidity, Non-Condensing
8.11 Physical
Size 10” W x 14” L x 4.5” T
(25.4 x 35.6 x 11.45 cm)
Weight 15 Pounds (6.8 Kg) Approximate – (modem only)
8.12 OM20 Data Rate Limits
8.12.1 Non-DVB
Modulation Code Rate Min Data Rate Max Data Rate
BPSK NONE 4800 10000000
BPSK VIT 1/2 2400 5000000
BPSK VIT 3/4 3600 7500000
BPSK VIT 7/8 4200 8750000
BPSK SEQ 1/2 2400 2048000
BPSK SEQ 3/4 3600 2048000
BPSK SEQ 7/8 4200 2048000