Introduction
1-133920-A2-GN31-30 November 1996
Technical Specifications
Table 1-2

shows the technical specifications for the 392x

Plus

modems.

Table 1-2
(1 of 2)

Technical Specifications for 392x

Plus

Modems

Specifications Description

APPROVALS
Model 3920

Plus,

3921

Plus,

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 T
rellis 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 V
ac, 50 to 60 Hz