Touching the strips determines which notes will be played. A piezo disc hiding below the circuit board detects how hard the notes have been strummed or tapped. The ATmega328 running the ...

Same Sky has added to its portfolio of disc-shaped piezoelectric elements, with devices from 12 to 35mm in diameter and down ...

[Jason] has continued to plug along with his sonar build and recently showed up a monostatic active sonar using a piezo element and microphone. Regular readers will remember [Jason’s ...