Woman installing an LED light bulb into a fixture - Goodlifestudio/Getty Images LED (light-emitting diode) bulbs are longer-lasting and more energy-efficient than their incandescent counterparts. But ...

Recently, I was working on a project that needed a couple of LEDs on its front panel for status indication. I realize many, if not most, pieces of electronic equipment now use graphic LCDs, Bluetooth ...

Learn how to create a simple DIY LED notification light for your smartphone by repurposing an old earphone jack and an LED bulb. This step-by-step tutorial walks you through preparing a 3.5mm jack, ...

In this article I will add some simple Arduino LED projects starting with basic ones like how to turn on an LED, blinking, and more. Every step will have the code, the schematic, photos of the project ...

[Paul’s] project is a great example of how you can take a simple project and turn it into something more interesting. He built himself a jack-o-lantern with an Internet controlled RGB LED embedded ...

[Peter] needed to drive a high power LED for his microscope. Rather than pick up a commercial LED driver, he built a simple constant current LED driver and fan control. We’ve featured [Peter’s] ...

WEST LAFAYETTE, Ind. — Purdue University researchers have designed two simple LED lighting strategies to increase yield and reduce energy costs for the vertical farming sector of indoor agriculture.

An LED is commonly used as a "power on" indicator for many electronic devices. For the LED to produce discernible visible light in daylight, the forward-bias current needs to be in the moderate range ...

I needed a simple LED indicator showing that a particular voltage level had been reached—specifically, that a capacitor had charged to a particular potential. I was convinced that there must be a way ...

My Google-Fu is failing me here, as there are too many possible combinations and options for what I'm looking for and I'm having trouble narrowing it down. We've been in this home for about 18 months, ...

Purdue University researchers have designed two simple LED lighting strategies to increase yield and reduce energy costs for the vertical farming sector of indoor agriculture. The close-canopy and ...