When the chance arrived to buy a mechanical keyboard for not a lot, naturally, [Hales] jumped at it. Then it started having odd intermittent problems with some keys appearing stuck, which led to a ...

This allowed [JenShen] to scan the keyboard matrix with an Arduino and generate MIDI notes and send them to other synths. In the video after the break, you can check out [JenShen]’s circuit and ...

Most QWERTY computer keyboards use a single rubber-like membrane underneath the keys that makes contact with a circuit board when the key is fully depressed. Also called a "dome switch keyboard ...