In this project I did a Christmas jumper with rgb LEDs, this can also be a creative clothing project or whatever you want, it ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...

Brainiac75] is a fan of fiber optic lamps, except for one thing—they’re often remarkably dim. Thus, they set out to hack the technology to deliver terrifying amounts of light while still ...

If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build ...