In this video, Dejan Nedelkovski will show you a cool radar project using an Arduino board. The project is very simple using only an ultrasonic sensor for detecting an object, a small servo motor used ...

[Frank Herrmann] had an interesting idea to turn a geared DC motor into a servo motor assembly, but with a stepper motor-like interface. By stacking some small PCBs behind the motor body, it was ...

Building an animatronic robot is one thing, but animating it in a lifelike fashion is a completely different challenge. Hobby servos are cheap and popular for animatronics, but just letting it move at ...