NBFM Multi-channel receiver for 868MHz SRD band

Frequency:868 - 870MHz

The MSR3 is a 25kHz channel narrowband receiver intended for European 868MHz band Non-Specific SRD applications. The module offers a low power, reliable data link in an industry-standard pin out and footprint.


  • Conforms to EN 300 220-3 and EN 301 489-3
  • High performance double superhet, PLL Synthesizer with TCXO
  • Data rates up to 5 kbps for standard module
  • Fully screened
  • Feature-rich interface (RSSI, analogue and digital baseband)
  • User configurable via RS232 interface
  • Low power requirements

Technical Summary

  • Operating frequency: 868 - 870MHz
  • Custom variants on any 3MHz block from 860 to 870MHz
  • Up to 32 channels
  • Supply range: 4.5V - 15V
  • Current consumption: 25mA receive
  • Data bit rate: 5kbps max. (standard module)
  • Receiver sensitivity: -118dBm (for 12 dB SINAD)
  • Size: 57 x 28 x 9mm


  • Social alarm
  • Handheld terminals
  • Heavy vehicle/machine remote controls
  • EPOS equipment, barcode scanners
  • Data loggers
  • Industrial telemetry and telecommand
  • In-building environmental monitoring and control
  • High-end security and fire alarms
  • Vehicle data up/download