Light-Emitting Diodes (LEDs)

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Contributors: Nick Poole, bboyho

Resources and Going Further

You've made it! You know, like, almost everything... about LEDs. Now go forth and put LEDs on whatever you please! And now... a dramatic reenactment of an LED without a current limiting resistor being over powered and burning itself out:

LED GIF

Yeah... it's not spectacular.

If you'd like to learn more about some LED related topics, visit these other tutorials:

Light

Light is a useful tool for the electrical engineer. Understanding how light relates to electronics is a fundamental skill for many projects.

IR Communication

This tutorial explains how common infrared (IR) communication works, as well as shows you how to set up a simple IR transmitter and receiver with an Arduino.

Das Blinken Top Hat

A top hat decked out with LED strips makes for a heck of a wedding gift.

How LEDs are Made

We take a tour of a LED manufacturer and learn how PTH 5mm LEDs are made for SparkFun.

Electric Power

An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!

Humidity-sensing LED Flower

How about that humidity? This tutorial shows how to add sensing capability to the 21st Century Fashion Kit's RGB flower project.

BadgerHack: Gaming Add-On Kit

Make a Breakout clone with the BadgerHack Gaming Add-On Kit.

Light Up Your 3D Printer's Bed

Having issues viewing your print in a dark lit room? In this tutorial, we will be using LED strips to light up a print bed's area on a LulzBot 3D printer!

 

Interested in learning more about LEDs?

See our LED page for everything you need to know to start using these components in your project.

Take me there!

 

Or check out some of these related blog posts: