How Light Emitting Diodes Work

Light emitting diodes form numbers on digital clocks, send data from remote controls and illuminate watches – the simple genius of the design makes it infinitely applicable. And now, LEDs are affordable.

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Question Video: Deducing Which Light-Emitting Diodes in a Circuit Are Lit

LED (Light Emitting Diodes) – MRSEC Education Group – UW–Madison

Electroluminescent cooling using light-emitting diodes

Light Emitting Diode ＜What are LEDs and How Do They Work?＞, Electronics Basics

How an LED Works

How Light Emitting Diodes Work

Light Emitting Diode - an overview

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