Introduction
1-13
3920-A2-GN31-30
November 1996
Technical Specifications
Table 1-2 shows the technical specifications for the 392xPlus modems.
Table 1-2
(1 of 2)
Technical Specifications for 392x
Plus Modems
Specifications
Description
APPROVALS
Model 3920
Plus, 3921Plus, and
COMSPHERE 3000 Series Carrier
Refer to the product labeling or contact your service representative.
COMPATIBILITY
Leased-Line Modulations:
Paradyne V.34 (33,600, 31,200 bps)
CCITT V.34 (28,800, 26,400, 24,000, 21,600, 19,200, 16,800, 14,400,
12,000, 9600, 7200, 4800, 2400 bps)
Paradyne V.32 terbo (19,200, 16,800 bps)
CCITT V.32bis (14,400, 12,000, 9600, 7200, 4800 bps)
CCITT V.32 (9600, 4800 bps)
Paradyne Trellis Multipoint (19,200, 14,400, 9600, 7200, 4800,
2400 bps)
CCITT V.22bis (2400 bps)
CCITT V.27bis (4800, 2400 bps)
CCITT V.33 (14,400, 12,000 bps)
CCITT V.29 (9600, 7200, 4800 bps)
Paradyne Point-to-Point Diagnostic (2400 bps)
Dial-Line Modulations:
Paradyne V.34 (33,600, 31,200 bps)
CCITT V.34 (28,800, 26,400, 24,000, 21,600, 19,200, 16,800, 14,400,
12,000, 9600, 7200, 4800, 2400 bps)
Paradyne V.32 terbo (19,200, 16,800 bps)
CCITT V.32bis (14,400, 12,000, 9600, 7200, 4800 bps)
CCITT V.32 (9600, 4800 bps)
CCITT V.22bis (2400 bps)
CCITT V.22 (1200 bps)
CCITT V.23 (1200, 600 bps)
CCITT V.21 (300 bps)
Bell 212A (1200 bps)
Bell 103J (300 bps)
Paradyne Point-to-Point Diagnostic (2400 bps)
ENVIRONMENT
Operating Temperature
32
°
F (0
°
C) to 122
°
F (50
°
C)
Relative Humidity
5% to 90% (noncondensing)
Shock and Vibration
Withstands normal shipping
Storage Temperature
– 4
°
F (–20
°
C) to 158
°
F (70
°
C)
DTE INTERFACE
25-pin D-subminiature connector
EIA-232-D/CCITT V.24
MODEL 3920
Plus POWER SUPPLY
AC POWER REQUIREMENTS
100 to 250 Vac, 50 to 60 Hz