If your banjo ukulele tone has too much sustain and sounds muddy, here's an idea to help clean up the sound. This little trick is nothing new...it's been used for years, but a lot of people don't know about it.
All you really need is an old sock that's getting ready to head towards the trash. It might be a bit easier for us guys to locate an old sock (or 10) in the drawer. My wife always trashes her socks as soon as they develop a hole or two...whereas mine generally have 5 or 6 before I toss 'em. It's a guy thing, right?
You could also use a piece of foam or a cloth. Here's whatcha need to do...