If you are thinking about building yourself a burglar alarm or you are thinking about Automating lights in your room, then you should definitely consider using an HC-SR501 Passive Infrared Sensor or ...

Living objects with a body temperature above 0°C emit heat as infrared radiation, also known as thermal radiation, which is invisible to the human eye. PIR sensors, designed for this purpose, can ...

It plays a random sound & turn on a light when there are motion. If someone activate the PIR-sensor, after a 2 minute countdown period has expired without any motion. That way it can turn on a light, ...

The PIR (Passive Infrared) motion sensor is used to detect motion within a certain range. This project utilizes the PIR motion sensor to detect movement and trigger an LED to turn on using a Raspberry ...

A year ago [Lochie] bought an Airwick automatic air freshener, and while he thought it was a cool gadget, the freshening spray and the novelty ran out in short order. The device collected dust in his ...

Hi - Was hoping someone could clarify my wiring here is correct. Replaced an Arrowhead ESL2 board which has Swan Quad PIR sensors with a Paradox MG5050. Everything remained apart from the board switch ...

The LS6506R is a pyroelectric infrared (PIR) sensor interface IC that is designed to drive a latching relay. However, the device can be used in a wall-switch configuration (no Neutral available) to ...