What Is It
The buzzer is ordinarily used for creating special audio effect to alert people. It covers a wide range of applications, including computers, printers, copiers, washing machines, rice cookers, toys, phones, alarms, etc. The buzzer exists in everything that needs to be noticed.
How It Works
Inside the Buzzer an electronics vibrates quickly when electricity passes through the circuit. By controlling the circuit, we can change the frequency of vibration so that the buzzer will produce different tones or melodies.
Real World Analogy
Codecraft
You can find blocks that control the buzzer in the tab Sound in Codecraft.
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