[youtube=http://www.youtube.com/watch?v=pIb1scnD67o&w=470] [Rob] lives in a 100-year-old house, and with these antique lath and plaster walls and old window frames ...
Tilt sensors are essential components in security alarm systems today. Standalone tilt sensors sense tilt angle or movement. Tilt sensors can be implemented using mercury and roller ball technology, ...
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 ...
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