What exactly is LED?

We’ll be collecting mysterious terms just like this one in the new glossary section. LED stands for Light Emitting Diode — you’d think it was a new thing, but it’s been lighting up numbers in digital clocks for years. LEDs are basically tiny light bulbs that are extremely efficient because they do not generate heat when they generate light. That makes them ideal to be inside electronics (no added heat) and an efficient use of power, so if you have an LED screen on a battery operated device, for example, you’ll enjoy extended battery life.

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Susan Moriarty at Permalink | Comments (0) | Email This |