Inductive sensors are non-contact proximity sensors that detect ferrous targets, ideally ones made of mild steel thicker than one millimeter. They consist of four major components: a ferrite core with ...

Once upon a time, there was a bit of a fad for fingerprint authentication in laptops and desktop computers. It has long since ...

[JRodrigo]’s xLIDAR project is one of those ideas that seemed so attractively workable that it went directly to a PCB prototype without doing much stopping along the way. The concept was to mount a ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Roy Furchgott What’s so smart about smart thermostats? They not only ensure ...