A piezo buzzer is used to detect the vibrations inside the drum, each hit triggering a different color combination. The LEDs fade to off after each impact as if dying along with the sound ...

There is also a piezo buzzer for your alarm needs. The prototype that [Brett] shows off uses pin connectors to join the main board to the two daughter boards. Unfortunately, the production model ...

Here I will discuss two examples – a new kind of piezoelectric motor, and ‘robo-buzzers’ for studying buzz-pollination: In the sub-gram regime, piezoelectric actuation can be preferable to ...