Time for us to check out crossed loop performance for reducing local RFI. You will find the above picture worth a thousand words. Here’s few more. Read more
You can easily build a shielded plastic box with your 3D printer. Just use some aluminum or copper foil tape to create a conductive metal surface. Read more
Yes, a noise canceller can work well. But success with a noise canceller really, really depends on how well you position the noise antenna, sometimes called a noise probe. Here’s what you need to know to set up your noise canceller and its noise probe. This is stuff I learned by experimenting and goes beyond what you find in the manual.