The radio waves used in mmWave sensors have a ... For example, if you use a PIR motion sensor to control the lights in your ...

As an example, [Circuit Valley] has an IKEA Vallhorn motion sensor for a teardown, it’s as you might expect, a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ...

the new DT8M DUAL TEC® motion sensor combines its proven K-band microwave technology with our powerful patented bi-directional radio and agile routing technology to deliver a more reliable intruder ...

this DIY motion trigger for a DSLR is a quick and easy build, and probably loads more fun. The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor and an optoisolator ...

And while motion sensors are a great ... the Lutron dual circuit Master occupancy sensor, which detects down to the movement of a book page turning. Radio Powr Savr sensors come in three styles ...