As for an SDR , I have the ATS25X1. I made a long wire antenna on an alligator clip that runs the length of my attic and I just connect it to the radio antenna . Where I am at the rig works better in the summer months and at night. It is fun to listen in when I am working on other things ....
https://www.short-wave.info/
https://www.short-wave.info/