Students [Berk Gokmen] and [Justin Green] developed an RP2040-based LED-illuminated lightsaber as a final project with a bit of a twist. It has two unusual sound-reactive modes: disco mode, and vowel ...

We’ve seen a lot of builds using electroluminescent wire, usually in the realm of costumes and props. Unfortunately, most electrical engineers don’t deal with blinking and dimming EL wire and panels ...

There’s nothing quite like the anticipation that comes when you take a system that you’ve designed and built and power it up for the very first time Anyhoo, things took a step forward this past ...

Although this design style is frowned upon, sometimes it really is a case of “I have n buttons… so what functions am I going to implement using them?” As you may recall from an earlier column, my 1949 ...

Years before the iPod was a thing, many of us relied on an app called Winamp to listen to MP3s. It was free, it was simple, but most of us used it for its visualizers that created complex, trippy ...

HyperCube is a unique sound reactive light cube that can be used for a wide variety of different applications and comes complete with its own companion application can be loaded onto your phone or ...