AI6YR Ben on Nostr: Foil is not going to do the trick, however, ferrites might. I would buy some ferrites ...

Foil is not going to do the trick, however, ferrites might. I would buy some ferrites (Palomar Engineering is a good source, and 1. put ferrites/chokes on his radio and 2. put ferrites/chokes on all those devices. ) Example of what this looks like.