Lesson 6 – Active Buzzer

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We used: Elegoo Uno Controller, one Active buzzer and 2 F-M wires.

The connection

We tried to change the frequency from the original 100 and 120 to:

With frequencies of 200 and 220, the sound of the buzzer was noticeably higher and louder.
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Published by noorasaarikettu9660

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