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

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