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SNRx10 Radio Modem User’s Guide     13
Introduction     2
to communicate 2-way data between an office computer and the machine.
The 2400 MHz band radios are used for the following tasks:
to communicate ATS location information and commands from a universal 
total station to a machine for precise positioning.
to receive GPS data in CMR format from a reference receiver, for precise 
machine positioning.
2.2
Features
The SNRx10 meets stringent hardware requirements and is designed to survive in 
harsh environments. It is packaged in a rugged, waterproof, metal case and is 
designed to withstand severe environmental stress.
Flexible antennas for machine installations.
Common, upgradeable software for all radios
Ruggedized, weatherproof casing 
Low power consumption
LED status indicator
Designed for machine mounting
Heavy-duty 8-pin Bendix connector
Power and data via a single cable
Designed for use with unconditioned 9 VDC to 32 VDC power.
Direct operation on 12- or 24-volt machine power 
CAN (J1939) port
Dual RS-232 interface at either 9600, 38400, or 57600 baud
Physical connection by means of the same 8-pin male Bendix connector 
previously used on SiteNet/SNR-series radios. For a description of the 
connector pinout, see 5.4 Connector (cable) pinout, page 45.
2.2.1
450 MHz radio module
The 450 MHz radio module is a multi-channel, ultra high frequency (UHF) radio unit 
and data modem.
Broadcast frequency, channel spacing, and antenna gain are regulated by countries-
of-use. These are unique on a per-country basis. When you order, you must specify 
the broadcast frequencies, channel spacing, and country-of-use for the radio-modem.
DRAFT