The circuit was constructed using a few components to produce a unique buzzer with adjustable buzzer tones. Buzzer – an electronic signaling device that produces light and buzzing sound when activated ...

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 ...

Watch this video to learn more about what an electrical circuit is and how it works. Electrical energy flows around circuits which are loops made of metal wires. In this game, touching the wire with ...