If you've ever been on your sofa and wondered how long you might have to queue for a bike at the gym or how long the wait is for a table at your favorite restaurant, then the Density sensor could ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

An Infrared close object sensor installed on an industrial vehicle detects objects or pedestrians located in a hazardous area. When it detects a problem an audio/visual indicator makes an alert, that ...