High power Multichannel 869MHz band transceiver

Frequency:868 -870MHz

FPX3 is a small, high power (half-watt) multi-channel wide band FM transceiver, operating in the Europe-wide 869.40 - 869.65MHz sub-band. It is also available in the Indian licence free 865-867MHz band (General telemetry and RFID).


  • Conforms to ETSI EN 300 220-3 and EN 301 489-3
  • Conforms to Indian low power requirements for 865 - 867 MHz band
  • High performance PLL synthesizer
  • +26dBm RF power output
  • Data rates up to 20 kbps for standard module
  • Usable range over 3km
  • Fully screened. Low profile
  • Feature-rich interface (RSSI, analogue and digital baseband)
  • Re-programmable via RS232 interface


  • Asset tracking systems
  • Industrial telemetry and telecommand
  • High performance security system
  • Fire alarms
  • ROV control applications
  • High speed data modems

Technical Summary

  • Operating frequency: 868 – 870MHz
  • Maximum of 8 channels (depends on band allocation and data rate)
  • Transmit power: 400mW (+26dBm) nominal
  • Supply range: +5V regulated
  • Current consumption: 500mA (at 400mW output) transmit, 50mA receive
  • Data bit rate: 20kbps max. (standard module)
  • Receiver sensitivity: -115dBm (for 1KHz/12 dB SINAD)
  • Size: 67 x 30 x 12mm