NBFM Multi-channel transmitter for 868MHz SRD band

The LMT3 is a 25kHz channel narrowband multichannel transmitter offering up to 25mW RF power. LMT3 can be paired with the Category 1 compliant receiver intended for European 869.2-869.25MHz Social Alarm application. It can also be used for any 868 - 870MHz 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
  • PLL synthesizer with TCXO
  • Data rates up to 5 kbps for standard module
  • Usable range over 500m @ 25mW
  • Fully screened, Low profile
  • Low power requirements


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

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