[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...

This is the fourth episode in our six-part video series where Bob Clagett of I Like to Make Stuff takes on home DIY projects inspired by the features of the new Ford F-150. You know the drill: You ...

A camera’s image sensor is one of the most important pieces of tech to capture images. It’s the small element deep inside your camera that converts light waves into electronic signals that actually ...

Here is the circuit diagram of a simple steam sensor, wired around a handful of inexpensive components. This steam sensor can be connected to a microcontroller’s I/O port directly. The steam sensor ...

Wii sensor bar (in case you trash yours or want a spare): $10 Those in hand, the folks at the AVS forum tell us it's as simple as cutting, crimping, and plugging. Voila! A do-it-yourself wireless Wii ...

Turbidity is an internationally recognized criterion for assessing drinking water quality, and a Turbidity Meter is an optoelectronic instrument that assesses turbidity by measuring the scattering of ...

An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...