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Active Buzzer Magnetic Alarm

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  • 05 2020-08
    What’s the difference between piezo buzzers and magnetic buzzers?
    Working Principle of Piezo buzzerThe piezo buzzers use piezoelectric materials. Piezoelectric materials create electricity when stress is applied, and become stressed when electricity is applied.The piezo element is to stick the piezoelectric material on the metal sheet. When an alternating voltage
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