Operating instructions

Technical Specifications DMD50 Universal Satellite Modem
7-4 TM118 – Rev. 1.1
7.13 HSSI / G703
HSSI High-Speed Serial Interface, 50-pin SCSI-2 Type
Connector (Female)
G.703 T1 (DSX1) 1.544 Mbps, 100-Ohm Balanced, AMI and B8ZS
G.703 E1 2.048 Mbps, 75-Ohm Unbalanced and 120-Ohm
Balanced, HDB3
G.703 T2 (DSX2) 6.312 Mbps, 75-Ohm Unbalanced and 110-Ohm
Balanced, B8ZS and B6ZS
G.703 E2 8.448 Mbps, 75-Ohm BNC, Unbalanced, HDB3
Note: Does not support backward alarms
7.14 HSSI /ETHERNET
HSSI HSSI, High-Speed Serial Interface, 50-pin SCSI-2 Type
Connector (Female)
Ethernet Data Interface Four RJ-45, Auto-Crossover, Auto-Sensing, 10/100
Ethernet Data Ports. Complies with IEEE 802.3 and
IEEE 802.3u.
7.15 IDR/ESC T3/E3/STS1 Interface (Optional)
G.703 T1 (DSX1) 1.544 Mbps, 100-Ohm Balanced, AMI and B8ZS
G.703 E1 2.048 Mbps, 75-Ohm BNC, Unbalanced and 120-Ohm
Balanced, HDB3
G.703 T2 (DSX2) 6.312 Mbps, 75-Ohm BNC, Unbalanced and 110-Ohm
Balanced, B8ZS and B6ZS
G.703 E2 8.448 Mbps, 75-Ohm BNC, Unbalanced, HDB3
G.703 E3 34.368 Mbps, 75-Ohm BNC, Unbalanced
G.703 T3 44.736 Mbps, 75-Ohm BNC, Unbalanced
G.703 STS 51.84Mbps, 75-Ohm BNC, Unbalanced
7.16 Environmental
Prime Power 100 to 240 VAC, 50 to 60 Hz, 40 Watts Maximum
48 VDC (Optional)
Operating Temperature 0 to 50°C, 95% Humidity, Non-Condensing
Storage Temperature -20 to 70°C, 99% humidity, Non-Condensing
7.17 Physical
Size 19” W x 19.5” D x 1.75” H
(48.26 x 48.89 x 4.45 cm)
Weight 8.0 Pounds (3.64 Kg)