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Chapter 1 – Description and Specification
Multi-Tech Systems, Inc. MT9234ZBA-USB User Guide (S000419C) 5
Technical Specifications
Your MultiModemZBA-USB modem meets the following specifications:
Trade Name
MultiModem
®
ZBA
Model Number
MT9234ZBA-USB
Server-to-Client Data Rates
V.90 speeds when accessing a V.90 or V.92 server (actual speed
depends on server capabilities and line conditions)
Client-to-Server Data Rates
Up to 50Kbps when accessing a V.92 server (actual speed depends
on server capabilities and line conditions); otherwise, the same as
client-to client data lines.
Client-to-Client Data Rates
33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400,
12000, 9600, 7200, 4800, 2400, 1200, 0-300 bps
Fax Data Rates
33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400,
12000, 9600, 7200, 4800, 2400, 1200, 0-300 bps
Data Format
Serial, binary, asynchronous
Modem Compatibility
ITU-T V.92, V.90, V.34 enhanced, V.34, V.34bis, V.32, V.32bis,
V.22; Bell 212A and 103; ITU-T V.21, V.42, V.42bis, V.44
Fax Compatibility
ITU-T “Super” Group 3, Class 1.0, 2.0, 2.1, T.4, T.30, V.21, V.27ter,
V.29, V.34, V.17; TIA/EIA 578 Class 1, 2, TR29.2
Error Correction
ITU-T V.42
Data Compression
ITU-T V.44 (4:1 throughput), V.42bis (4:1 throughtput), MNP 5 (2:1
throughput)
Flow Control
XON/XOFF (software), RTS/CTS (hardware)
Intelligent Features
Plug and play; fully AT command compatible; autodial, redial, repeat
dial; pulse or tone dial; dial pauses; auto answer; caller ID; EIA
extended automode; adaptive line probing; automatic symbol and
carrier frequency during start-up, retrain, and rate renegotiation;
DTMF detection; call status display, auto-parity and data rate
selections; keyboard-controlled modem options; non-volatile
memory; on-screen displays for modem option parameters;
command lines of up to 40 characters each; remote configuration
Command Buffer
40 characters
Transmit Level
-12dBm )Euro/NAM) – varies by country/region setting
Lightning Protection
FCC Part 68 A/B surge
Frequency Stability
±0.01%
Receiver Sensitivity
-43 dBm under worst-case conditions
AGC Dynamic Range
43 dB
Connectors
USB connector; two RJ-11 phone jacks
Cables
One RJ11 phone cable
One USB cable
Note:
Any cables connected to the computer should be shielded to
reduce interference.
Diagnostics
Power-on self test, local analog loop, local digital loop, remote digital
loop.
Environmental
Temperature range -40°– 60°C (-40°–140°F); humidity range 20–
90% (non-condensing)
Dimensions
10.9 cm wide x 14.5 cm long x 2.5 cm high (4.3” x 5.7” x 1.10”)
Weight
227 g (8 oz)
Limited Warranty
2 year