LEDs are a wonderful technology. You put in a little bit of power, and you get out a wonderful amount of light. They’re efficient, cheap, and plentiful. We use them for so much! What you might not ...

This is a story about a successful system that nevertheless failed to make the cut. An experimental LED brightness adjustment is something [Mitxela] explored in a project for a high-precision clock; ...

Motion sensor lights improve outdoor safety while saving on daily electricity costs.Solar-powered lights offer easy ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills. If you're ...

This post is brought to you in paid partnership with AUVON. They plug directly into your outlets, add a warm backlit glow, and automatically adjust to your environment so you’re not wasting energy or ...

The project illustrates how LEDs provide current flow from light when put in backward position. The output of the photodiode needs to be amplified for the light-detection signal to be useful in most ...

AutomationDirect® has extended its sensor cable offering to include quick-disconnect and patch cables with LED indicators. The new patch cables have a right-angle M12 female plug with LED indicator on ...

The ISL29043 is an integrated ambient and infrared light-to-digital converter with a built-in IR LED and I2C Interface (SMBus Compatible). This device uses two independent ADCs for concurrently ...

It’s pricey and likely won’t work with an existing non-Hue security system, but the Philips Hue Secure contact sensor still ranks as one of the best door and window sensors we’ve tested. Signify-owned ...

The light can be tilted to shine where you need it ...