The purpose of the circuit is to imitate the chirping of the cricket for use as gadgets for amusement and props while being powered by 5V to 12V batteries. The purpose of the circuit is to imitate the ...

There have been many different ideas presented for increasing the acoustic output of a piezo buzzer or ultrasonic transducer. Most of them involve rather complicated circuitry that drives up the total ...

This file type includes high resolution graphics and schematics when applicable. Piezo ceramics are brittle, difficult to connect electrical leads to, and have no insulating protection to prevent ...