User's Manual

DR-915L OEM DATA RADIO MODULE
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Revision I INTEGRATOR’S GUIDE
13
DR-915L 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,28.8,*38.4,*56k bps (N,8,1)
Temperature................................................................................ -30 to +70 °C
Range ..................................................up to 3000 feet 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 ...................................................................................1mW
Error Detection .................................................................................16 bit CRC
Power Requirements
Input Voltage................................................................................7.5 – 15 VDC
Input Current.....................................................................70 mA Receive Mode
50 mA Transmit Mode
tbd mA Power Save Mode
Regulatory
United States.......................................................................... 15.249 Approved
Canada..................................................................................RSS210 Compliant
Mechanical
Size................................................................................................1.75” x 2.5”
Antenna Connector ........................................................... Fixed Mount, Remote
*38.4k not available on the DR-915L