EW
N
Issue B, 03 April 2008
Radiometrix
Hartcran House, 231 Kenton Lane, Harrow, HA3 8RP, England
Tel: +44 (0) 20 8909 9595, Fax: +44 (0) 20 8909 2233
USX2
PRELIMINARY DATA SHEET
Multi-
NBFM Multi-channel UHF Transceiver
USX2 is small multi-channel half duplex
UHF transceiver available for operation on
315MHz, 433MHz and 458MHz bands with
the user programmable RF power output of
up to 100mW.
USX2 offers up to 128 frequency channels
in 25kHz channel spacing. USX2 also
features
dual
VCO
which
allows
transmitter section to be operated on one
frequency while receiver on another.
Figure 1: USX2-433-5
Features
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Conforms to ETSI EN 300 220-3 and EN 301 489-3
High performance double superhet, 128 channel PLL synthesizer
100mW RF power output: adjustable via serial command
Data rates up to 5 kbps for standard module
Usable range over 500m
Fully screened. Low profile
Feature-rich interface (RSSI, analogue and digital baseband)
Digital RSSI output
Incorporate a 1200baud modem
Re-programmable via RS232 interface
Low power requirements
Applications
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Handheld terminals
Heavy vehicle/machine remote controls
EPOS equipment, barcode scanners
Data loggers
Industrial telemetry and telecommand
In-building environmental monitoring and control
High-end security and fire alarms
Vehicle data up/download
Technical Summary
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Operating frequency: 315MHz (USA), 433MHz (European) and 458MHz (UK) bands
128 channels controlled via RS232 interface
16 channels selected by parallel interface
Transmit power: 100mW (+20dBm) nominal. Adjustable 0.1 – 100mW
Supply range: 3.6 - 15V
Current consumption: 100mA (at 100mW output) transmit, 25mA receive
Data bit rate: 5kbps max. (standard module)
Receiver sensitivity: -118dBm (for 12 dB SINAD)
Size: 50 x 30 x 12mm
USX2 Data Sheet (preliminary)
page 1
Radiometrix Ltd