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Technical Specifications
D-33980-A2-GB30-40 October 1998
Table D-1
(3 of 3)
Technical Specifications for COMSPHERE 3800
Plus
Modems
Specifications Criteria
AC POWER REQUIREMENTS
3810
Plus
110 Vac, 50 to 60 Hz
POWER CONSUMPTION
3810
Plus
8 watts (typical, including power supply, speaker off)
3811
Plus
6 watts (typical, each card)
Speaker consumption is approximately 1 watt at high volume.
HEAT DISSIPATION
3810
Plus
27.3 BTU/Hr (typical, including power supply, speaker off)
3811
Plus
20.5 BTU/Hr (typical, each card)
DIMENSIONS
Weight 2.5 pounds (1.14 kg) 3810
Plus
(without power supply)
1.0 pounds (0.45 kg) 3811
Plus
Height 2.1 inches (5.4 cm) 3810
Plus
7.1 inches (18.1 cm) 3811
Plus
Width 7.6 inches (19.4 cm) 3810
Plus
1.8 inches (4.6 cm) 3811
Plus
Depth 12.1 inches (30.8 cm) 3810
Plus
13.4 inches (34.0 cm) 3811
Plus
TRANSMIT LEVEL
Dial Line Permissive (–9 dBm), Selectable –32 dBm through –10 dBm,
optional ETC 1.0, ETC 1.1
Leased Line 0 through –15 dBm (in 1 dBm decrements)
TELEPHONE INTERFACE
Dial-Line Connectivity
3810
Plus
3811
Plus
RJ11C Permissive
RJ21X Permissive 50-pin connector
RJ11C Permissive Service Line
Leased-Line Connectivity
3810
Plus
3811
Plus
JM8
50-pin mass termination
DTE INTERFACE
25-pin D-subminiature connector EIA-232-D/ITU-T V.24
VOICE FREQUENCY LINE REQUIREMENTS 2-wire dial (PSTN) or 4-wire/2-wire leased line
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