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  Projects

  Transmitters
     FMX Management System
     PC card FM
     Road Radio Transceivers
     20 Watt FM
     Low power FM

  Receivers
     Road Radio Transceivers
     Synthesized FM
     Subcarrier FM
     Fixed tuned FM

  Monitoring
     Overhead power lines
     Vending machines

  LED Technology
     Dental Curing Light
     Photodynamic LED

  Miscellaneous
     Setup facility
     Voice communication
     Hand held programming
     Automated calling
     DC to AC converters
     Motor Control
     Water Purifier Control

   Road Radio Transceivers
The transceiver is capable of up to 244 mW of RF power output. Frequencies supported are 88.1-106.9 MHz for Tx and 430-500 MHz for Rx. Complies with INDUSTRY CANADA, RSS-123, Issue 1, Rev. 2:1999.

External link: How Road Radio Works (PDF)
Source: Shively Labs