Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 IC) this circuit is very easy to make with few components and most ...

There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

Using a single GPIO port on a microcontroller to control N bits of arbitrary parallel binary outputs, e.g., a multi-digital display.

Amazon has a new crop of Echo devices designed specifically for its big AI revamp of Alexa, including a couple of new Echo speakers, the Echo Dot Max (which we’ve previously reviewed) and the Echo ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

Your Apple Watch makes it simple to keep tabs on your blood pressure at home. Here’s how it works. Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make the most of ...