500mW VHF transceiver


The BiM1H transceiver modules offer a 500mW RF output VHF data link in Radiometrix transceiver standard pin-out and footprint.



  • Conforms to EN 300 220-3 and EN 301 489-3
  • Standard frequency 151.300MHz band
  • Other frequencies from 120MHz to 180MHz
  • Data rates up to 3kbps for standard module
  • Usable range over 10km
  • Fully screened
  • Feature-rich interface (RSSI, analogue and digital baseband)
  • Low power requirements

The BiM1H is a half duplex radio transceiver module for use in long range bi-directional data transfer applications at ranges up to 10kilometres.


  • Tracing and asset tracking systems
  • Meter reading systems
  • Industrial telemetry and telecommand
  • Data loggers
  • In-building environmental monitoring and control
  • Social alarms
  • High-end security and fire alarms
  • DGPS systems
  • Vehicle data up/download

Technical Summary

  • Operating frequency: 151.300MHz
  • Supply range: +5V regulated supply
  • Current consumption: 290mA transmit, 8mA receive
  • Data bit rate: 3kbps max. (standard module)
  • RSSI output with >60dBm range
  • -120dBm sensitivity (for 12 dB SINAD)
  • Size: 33 x 23 x 12mm

Downloads & Datasheets

  1. Full Specs PDF