Home / Forums / Melodica technique / How to make vibrating sound? / Reply To: How to make vibrating sound? Reply To: How to make vibrating sound? March 8, 2017 at 5:36 pm #8350 Alan BrintonParticipant Easier than those, I think, which I also can’t do. Getting the feel for doing it is one thing, though, and incorporating it into your playing is another.