VHF Narrow Band FM Low Current Receiver


The RX1L receiver module has very low current consumption (1mA) and it offers a reliable data link in an industry-standard pin out and footprint.

Download Product Spec


The RX1L is a single-channel receiver available on 151.300MHz, 169.4125MHz, and 173.225MHz frequencies as standard. Other frequencies are available by
special request. As a narrowband device it is suitable for long-range applications at bit rates up to 5kbps, aided by high receive sensitivity of up
to -120dBm for 12dB SINAD.

The module is fully shielded, enjoying high immunity to external interference, and is compliant with ETSI EN 300 220-2 (radio) and EN 301 489-3 (EMC) standards.

Users can evaluate new projects based on the RX1L, using the NBEK evaluation platform and xx2M carrier/adapter for the receiver module, available now from


  • Conforms to EN 300 220-3 and EN 301 489-3
  • Data rates up to 5 kbps for standard module
  • Fully screened. Low profile
  • Very low current consumption
  • Long battery life


  • Solar powered remote installation
  • Data loggers
  • Industrial telemetry and telecommand
  • In-building environmental monitoring and control
  • High-end security and fire alarms
  • Vehicle data up/download

Technical Summary

  • Size: 59 x 38 x 7mm
  • Operating frequency: 151.300MHz or 173.225MHz
  • Supply range: 3.1V – 9V
  • Current consumption: 1mA
  • Data bit rate: 5kbps max. (standard module)
  • Receiver sensitivity: -120dBm (for 12dB SINAD)

Downloads & Datasheets

  1. Full Specs PDF