Introduction The KY-031 Knock Sensor module is a vibration sensor that detects knocks and taps and sends a signal. A spring-based sensor, a 10 k resistor, and three male header pins make up this module. … Read more
knock sensor
What is a Piezoelectric Knock Switch? A knock switch is a simple electronic sensor that is used to operate AC/DC appliances with the application of mechanical force. It uses a piezoelectric plate or spring to … Read more
Piezoelectric Knock Switch Using CD4017 Counter IC
In this tutorial, we are making a project of a Simple sensitive knock sensor circuit. This circuit will blink three LEDs giving you a visual indication when any knock or vibration is detected at the … Read more
Simple Sensitive Knock Sensor with Piezo Electric
In this tutorial, we are making a project on the knock sensor circuit. This circuit is used to detect the door or table knocking and then activates the relay for a specific preset time. Any … Read more