Gravity: Digital Piezo Disk Vibration Sensor
![userHead](https://dfimg.dfrobot.com/dfPortrait2.png)
Hi, what's the difference between a piezo module like this https://www.dfrobot.com/product-399.html
and a just piezo disk like in the image, does the module amplify the input?
and a just piezo disk like in the image, does the module amplify the input?
![icon](images/icon_file.png)
2020-11-10 10:20:29 The function of this module is to convert the interface into a unified interface, and there is no amplification function
347945801
![userHeadPic](https://dfimg.dfrobot.com/dfPortrait2.png)