Collaborate Disseminate
You would think the hard part about creating a spectrum analyzer using a pint-sized ATTiny85 would be the software. But for [tuenhidiy], we suspect the hard part was fabricating an …read more Continue reading Spectrum Display Uses Tiny CPU and Many LEDs
It’s rare for the fields of the engineer and the mediaevalist to coincide, but there’s a clock project bringing the two fields together. The Cistercian monastic order used an intriguing …read more Continue reading Tell Time The Cistercian Way
These days, there’s all manner of addressable LEDs out there that can be easily used to produce blinky, flashy projects. However, there’s nothing stopping makers from doing things the old …read more Continue reading LED Matrix Glasses Built With The Help Of Graph Paper
There’s plenty of obscure sports in the world. Many of them could benefit from bespoke equipment like scoring displays, but are too obscure to support commercial efforts in this regard. …read more Continue reading Mickey’s Big Timer Makes Glider Competitions Better
[Ramin assadollahi] has been busy rebuilding and improving an Omnibot 5402, and the last piece of hardware he wanted to upgrade was some LED matrix eyes and a high quality …read more Continue reading Omnibot From the 80s Gets LED Matrix Eyes, Camera
What did you do for Pi Day? Play with your Raspberry Pi 400? Eat some pizza or other typically round objects and recite all nine digits you’ve got memorized? That’s …read more Continue reading Raspberry Pi Spigot Puts Digits of Pi on Tap
Early LED displays came in all sorts of configurations. Because the LED was fairly new technology, all kinds of ideas were getting tried, and with all that work there was …read more Continue reading This Vintage LED Matrix Lives in a Gold Bathtub
When we last heard from [lixielabs] he was building Nixie tube replacements out of etched acrylic and LEDs. Well he’s moved forward a few decades to bring us the Pixie, a chainable, addressable backpack for tiny LED matrix displays.
Each Pixie module is designed to host two gorgeous …read more
Sometimes all that’s required to build something interesting is to put the same old pieces together differently. [Sayantan Pal] did this for the humble RGB LED matrix, creating an extra-thin version by recessing WS2812b NeoPixel LEDs inside a PCB.
The popular WS2812B is 1.6 mm in height, which happens to …read more
For some reason, when slot machines went digital, they lost their best feature — the handle. Who wants to push a button on a slot machine, anyway? Might as well just play video poker. [John Bradnam] seems to agree, and has built an open-source three-color matrix slot machine complete with …read more