[pros] has come up with a very elegant way of making lighted buttons (translated). Using a bunch of small push buttons harvested from old CD players, he rigged this unique way of mounting LEDs. Each ...

Video capture hardware manufacturer Elgato has unveiled the Elgato Stream Deck, a live-stream-focused desktop keypad that maps common stream functions to customizable LED buttons. The Stream Deck is ...

For their final project in ECE 4760 at Cornell, [Christina] and [Joe] made a small single octave keyboard using LEDs as the input. They used a total of 63 LEDs to make the keys. Each key consists of 9 ...