[Robi] and [Kathy] from elecfreaks have put together a how-to article about a Laser Piano they just built. Instead of keys, the user breaks beams of laser light to trigger the sounds. Several laser ...

You know, we hadn’t realized how tired we were of vertical laser harps until we saw [Jonathan Bumstead]’s entry into the 2019 Hackaday Prize. It’s all well and good to imitate the design of the ...

Doing some research on the TAOS TCS230 (pdf) programmable color light-to-frequency converter, I came across this video of a laser harp that uses the TCS230. Although I didn’t get a chance to see it, I ...