In this video, learn how to make a game projector for smartphones using light bulbs. Follow our step-by-step guide to ...

One of the most common causes of flickering lights is an issue with the bulb. Fortunately, bulb issues are also the easiest ...

When light strikes the photodiode’s active region, current flows from cathode to anode. Ideally, this entire photocurrent ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Think overhead-projector magic, shrunk to kid size: an IKEA LÄTT table, an LED strip, and a sheet of acrylic. Sprinkle sand ...