Ky-031 Knock Sensor Module
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The KY-031 Knock Sensor Module is a compact digital vibration sensor designed for Arduino and other microcontroller projects. It detects taps and knocks, outputting a digital signal to your board, making it ideal for interactive applications like knock-activated doorbells or game controllers. Easy to integrate and powered by 3.3V to 5V, this module adds touch sensitivity to your DIY electronics.
add_circle The Upside
- check Simple to use with Arduino and other microcontrollers
- check Enables creative interactive projects
- check Low power consumption
remove_circle The Downside
- close Limited to detecting knocks, not continuous pressure
- close May require calibration for sensitivity
- close No analog output for nuanced vibration levels
Specifications & features
Key features
- check_circle Digital output for easy interfacing
- check_circle Detects vibrations from taps and knocks
- check_circle Operating voltage: 3.3V to 5V
- check_circle Compact size for breadboard projects
- check_circle Includes sensor module and light blocking accessory
Specifications
Interface
3-pin (VCC, GND, Signal)
Operating Voltage
3.3V ~ 5V
Output Type
Digital
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