Here is a quick video  Part 1 if you will about just how effective a phasing type noise canceler can be with a quality noise input.
While not strictly about a particular SDR the same techniques can be used with any receiver.
The SDR is the  Discovery, the software Console 3 and the noise canceller is the Timewave ANC-4
Noise provided my by SolarEdge Solar panel inverter
https://youtu.be/0NhCjDDdGgU