EW
N
Issue 1, 28 August 2007
Radiometrix
Hartcran House, 231 Kenton Lane, Harrow, HA3 8RP, England
Tel: +44 (0) 20 8909 9595, Fax: +44 (0) 20 8909 2233
SMX2
Multi-
Small Multi-channel UHF Transceiver
Standard:
Variant:
SMX2-433-5 (10mW)
SMX2-XXX-5 (2mW-25mW)
SMX2
is
small
multi-channel
UHF
transceiver
operating
on
433.05MHz-
434.79MHz European licence exempt band.
SMX2 offers a fast-route to custom
frequency on any UHF band from 431MHz
to 436MHz with 25kHz channel spacing.
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
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)
Incorporate a 1200baud dumb modem
Re-programmable via RS232 interface
Low power requirements
Figure 1: SMX2-433-5
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: 433.05 - 434.79MHz
Custom variants from 431 - 436MHz on any 1MHz band
128 channels controlled via RS232 interface
Transmit power: +10dBm (10mW) nominal. Adjustable 2 – 25mW
Supply range: 4.2V - 15V
Current consumption: 30mA (10mW) transmit, 25mA receive
Data bit rate: 5kbps max. (standard module)
Receiver sensitivity: -120dBm (for 12 dB SINAD)
Size: 53 x 32 x 12mm
Radiometrix Ltd
SMX2 Data Sheet
page 1
RADIOMETRIX [ RADIOMETRIX LTD ]
