Piezo ratchet drives are a special form of inertia motors based on the stick-slip effect. A small piezo ceramic actuator embedded in a precision mechanism drives a high resolution screw. The drive ...

The humble piezo element is often used as little more than a buzzer in many projects. However, you can do more with them, as [Something Physical] demonstrates with their nifty piezo noise box. Chec… ...

Some cool-mist humidifiers work by flinging water at a vaporizer, but our favorite kind uses a piezoelectric transducer. These work by using high-frequency sound waves to pound the surface of the w… ...