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KTOWN's Ultimate Creating Parts in Eagle Tutorial
Listen up! KTOWN is going to school you right in EagleCAD!
Creating parts in Eagle isn't difficult, but you do need to understand a few things about how Eagle organizes things internally. This tutorial will walk you through everything you need to know to start making reliable, manufacturable parts today!
How to Make a Pogo Pin Test Jig
Get jiggy!
If you end up buying a pick and place to assemble PCBs (or even if you're doing it by hand) you'll need to test out your boards! If you have an assembler do it for you, its still probably a good idea to have a jig you can give them. A good jig will tell you whats going right and whats going wrong. In this tutorial I will show how I designed a very basic jig with a "tested good" audible indicator. The board its testing is very simple but the basic premise can be expanded to large projects with ease.
Creating Accurate Footprints in Eagle
A guide to making footprints in Eagle that accurately reflect the mechanical outline of your parts
SMT Manufacturing
Our mods, hacks, tips and tricks for SMT manufacturing.
Here are a bunch of tutorials for manufacturing small to medium scale (10 - 10,000) piece surface mount electronics.
FLORA TV-B-Gone
A tiny television neutralizer
The most wearable TV-B-Gone yet! Use freehand wiring with solder to whip up this pin capable of shutting off most television sets. Craft your own fabric ornament to match any outfit.
USB NeXT Keyboard with an Arduino Micro
Get out your 10 lb keyboards!
Ladyada and pt had an old NeXT keyboard with a strong desire to get it running on a modern computer. These keyboards are durable, super clicky, and very satisfying to use! We spent a few days and with a little research we got it working perfectly using an Arduino Micro as the go between. Now this lovely black deck works like any other USB keyboard. Sure it weighs more than our Macbook, but its worth it!
TIMESQUARE Watch Kit
Show up stylish AND on time to any event with this awesome looking DIY watch.
Show up stylish AND on time to any event with this awesome looking DIY watch. Build your own fashionable time piece, with multiple watch 'faces' and a bright 8x8 matrix display
Tiny Arduino Music Visualizer
Maximum blinkenlights, minimum effort!
This easy project combines an Arduino with our microphone amplifier and bicolor LED matrix to create a music visualizer that responds to ambient sound.
Wave Shield Voice Changer
Speak like everyone's favorite baritone Sith lord or sing along with the Lollipop Guild!
Like a fine wine, open source projects improve with age. We've taught this classic shield a new trick: a realtime voice changer!
Light Painting with Raspberry Pi
Awesome photographic effects!
Light painting — a technique mixing photography with electronics — becomes astoundingly simple when Raspberry Pi is involved.

About Adafruit

Adafruit was founded in 2005 by MIT engineer, Limor "Ladyada" Fried. Her goal was to create the best place online for learning electronics and making the best designed products for makers of all ages and skill levels.
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The Adafruit Learning System

In 2012, after years of coding tutorials by hand, Limor put together a small team to build a custom tutorial management system from the ground up. The Adafruit Learning System allows us to make a wide range of awesome tutorials fast and efficiently. We hope these tutorials will help you learn something new, and inspire you to make something great!

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