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What Is a Pixel?

What Is a Pixel? – By How-To Geek How-To Geek
In our age of digital media, we often take for granted the humble pixel. But what exactly is a pixel, and how did it come to be such an important part of our lives? We’ll explain.

What Is an LED?

What Is an LED? – By How-To Geek How-To Geek
You can’t go anywhere these days without hearing about LEDs, whether in TV sets, light bulbs, smartphones, or otherwise. But what are they, and how are they different from other light sources? We’ll explain.

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