User's Manual

DR-915 OEM DATA RADIO MODULE
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Revision A INTEGRATOR’S
GUIDE
15
DR-915 DATA RADIO
SPECIFICATIONS
Overall
Frequency .................................................................................... 902-928 MHz
Frequency Control......................................................................PLL Synthesizer
Transport .............................................. Transparent, Point-to-Point Guaranteed
Data Interface ................................Asynchronous TTL, Synchronous Serial (SPI)
Channels ......................................................................................................62
Configuration.................................Windows98™ Application using PC Serial Port
Duty Cycle.............................................................100% all modes of operation
Data Interface Rate..................................2400,4800,9600,19.2k,56k bps (N,8,1)
Temperature................................................................................ -30 to +50 °C
Range ....................................................up to 10 miles depending on conditions
Data Encoding ..................................................................... Proprietary Method
Receiver Sensitivity ..................................................................-101 dBm usable
Modulation ............................................................................... Direct FM (FSK)
RF Data Rate........................................................................................50 kbps
Data Flow Control ...............................................................Hardware using CTS
Transmitter Output ............................................................................... 200mW
Error Detection .................................................................................16 bit CRC
Power Requirements
Input Voltage................................................................................7.5 – 15 VDC
Input Current.....................................................................70 mA Receive Mode
250 mA Transmit Mode
Regulatory
United States..........................................................................15.249 Compliant
Canada..................................................................................RSS210 Compliant
Mechanical
Size................................................................................................1.75” x 2.5”
Antenna Connector ....................................................................... Reverse SMA