壓電振動感測器 Piezo Element 壓電元件 Sparkfun原廠

商品說明

當您需要檢測振動或爆震時，Piezo elements 壓電元件會派上用場。 通過讀取輸出上的電壓，您可以非常容易地將這些用於輕敲或敲擊傳感器。 它們也可以用於非常小的音頻傳感器，如蜂鳴器。

Documents

• Datasheet (7BB-20-6L0)
• Arduino Tutorial

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Piezo Element

Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty easily by reading the voltage on the output. They can also be used for a very small audio transducer such as a buzzer.