[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 ...

where piezoelectric crystals or ceramic elements detect vibrations. It stands to reason that the piezo pickup gathers more overall information from the guitar top, while the magnetic pulls the ...

A piezoelectric motor contains a ceramic element that, when given an electrical signal, produces force on a ceramic plate in a specific direction. This interaction drives the rotor, creating an ...