Piezo Element - 20mm
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.
Specifications:
- Resonant frequency: Fs=2.0KHz±0.5
- Capacitance: Co=70nF±30%
- Operating Temperature: -20º to +60ºC
- Storage Temperature: -20º to +70ºC
- Material: Copper, PVC
- Metal Plate Diameter: 20mm
- Cable Length: 7cm