RISCO has announced the release of its revolutionary wireless LuNAR FireWatch, a three-in-one smoke, heat and PIR detector ...

The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor and an optoisolator, with a battery, a plug for the camera’s remote jack, and a 3D-printed bracket. The PIR sensor ...

When a person walks past the sensor, it detects a rapid change of infrared energy and sends a signal. PIR sensors are used for applications such as automatically turning on lights when someone ...

Discovery PIR MCW is a fully supervised wireless PIR detector with advanced anti-collision technology, compatible with PowerMax® and all Visonic PowerCode™ wireless panels and receivers. It is ...

This means that you can detect presence based on much smaller movements than you can with PIR sensors. Another benefit of mmWave sensors is that they have a wide range of detection. The radio ...