There’s no shortage of devices out there for creating electronic music, but if you’re just looking to get started, the prices on things like synthesizers and drum machines could be enough to give you second thoughts on the whole idea. But if you’ve got a well stocked parts bin, there’s a good chance you’ve already got most of what you need to build your own Crunch-E.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/06/11/esp32-powered-crunch-e-makes-beats-on-the-go/