If your introduction to digital electronics came more years ago than you’d care to mention, the chances are you did so with 5V TTL logic. Above 2V but usually pretty close to 5V is a logic 1 ...

The LED numbers are made using sections of 5V WS2812B strips cut to scale and soldered carefully into place for a total of 169 LEDs. A detailed breakdown of the project is available at Hackster ...

LED flashers are semiconductor integrated circuits used to turn on and off groups of light emitting diodes either sequentially or according to a programmed pattern. They are found in circuits used as ...

If you don’t want to risk being left in the dark during a power outage, after a severe weather event, or while on an outdoor adventure, it’s smart to have an LED lantern at the ready.

A child-friendly Fallout T-45 power helmet powered by Raspberry Pi impresses with sensors and speakers. The helmet boasts features like an internal temperature sensor, 5v fans, LED lamp, microphone, ...

It's always important to have good lighting, but some spaces require a little extra -- and that's why you should have an LED floodlight bulb. To name a few places that would benefit from one ...

That’s where LED bulbs come in, helping to set the tone of each room. For example, you can liven up a room with vibrant lighting or colorful LED bulbs, perfect for an office or spare room.

For this, [MakerMan] added a button and LED to the outside of the door ... Sure, it’s probably not the most secure lock on the planet, and the 5V linear regulator is held on to the relay ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more LED strip lights are a smart solution for illuminating dim areas, like under cabinets, and they can ...

Introduction What are LED headlights and how do they work? What are halogen headlights and how do they work? What are xenon headlights and how do they work? Most people are aware that LED stands ...

With its 10,000mAh capacity, it provides multiple charges for smartphones and other devices, making it an ideal companion for ...

These simple, donut-shaped devices generally use LED lighting to produce a diffused, continuous glow which makes you look your best on screen; unflattering shadows will be a thing of the past once ...