원본 게시물 작성자: Geir Ove Andersen

텍스트:

@pjstock, A piezo is basically a “speaker” or more commonly known as a buzzer.

I say “speaker” because because it’s not playing sounds as a speaker, it’s only really capable of producing tones in given ranges.

You can Google “piezo buzzer” if you want to read and understand more about it :)

현황:

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