The airspy device is a low cost high performance SDR with better performance compared with the well known rtl-sdr.
For more information about the airspy please visit

The following devices are support

  • Airspy R2
  • Airspy Mini

Because of low bandwidth not supported are

  • Airspy HF+
  • Airspy HF+ Discovery

If you start without any options will detect the airspy device automatically. After enabling the “Expert mode” you can check if detects the device successfully. welle-io-airspy.png

You can also use the command line option “-d” to force to use the airspy device.


welle-io.exe -d airspy


# welle-io -d airspy