RS-232 Radio Modem

Serial Shelf & Rack Units

The Pulse S is a powerful radio modem that provides RS-232 connectivity to a wide variety of traffic control devices. The PULSE system is easy to install, maintenance free and will provide years of reliable connectivity throughout your city or town.

At the heart of the Pulse S is a powerful 1 Watt 900 MHz Frequency Hopping radio that delivers reliable NLOS (non line of sight) data communications at ranges up to 20 miles. Built-in repeater functionality could extend the range beyond 60 miles.


  • Plug-and-Play with all traffic controllers
  • Simplified programming through USB port and Pulse Link
  • Extremely low power consumption
  • 1 Watt Transmitter
  • AES 128-Bit encryption for enhanced security
  • Up to 20 mile range (LOS)
  • 902-928 MHz operating frequency
  • -40°F to 176°F (-40°C to 80°C) operating temperature
  • Built-in Store & Forward Repeater extends range