Piezo Buzzer Element (35mm Dia.)

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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 a lso be used for a very small audio transducer such as a buzzer. Datasheets Piezoelectric Sound Components Frequency 2.8 kHz Impedance 200 Ohm Capacitance @ Frequency 30000 pF @ 1 kHz Size 1.38" Dia (35 mm) Show more