Today’s harmonica lesson is all about how to do basic reed adjustments to help with the overblows.
If you haven’t done my lesson on starting to overblow, do that first –
How to get started overblowing
You might break your harmonica, so I suggest you experiment with an old one that you don’t mind ruining.
I am by no means an expert harmonica customiser but I can get harmonicas to play how I like with them with easy overblows.
I think it is a great thing to be able to do this kind of thing yourself, even if you are planning on getting custom harmonicas from a pro. Knowing what makes a good playing harmonica will help you massively. It will also help with your actual playing technique.
Andrew Zajac has an excellent blog with many useful articles about harmonica maintenance so I would definitely check that out if you want to go more in depth –