Vishnu Kannan had just begun learning math as an early elementary school student in Howard County when his older brother came to him with a math problem. If he could solve it, he’d earn a dozen ...
In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
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 ...
There was a time when Linux was much simpler. You’d load a driver, it would find your device at boot up, or it wouldn’t. That ...