Electrical Engineering

These tutorials help form some of the fundamentals you would learn in an Electrical Engineering course of study.

Transistors

July 1, 2014

A crash course in bi-polar junction transistors. Learn how transistors work and in which circuits we use them.

Soil moisture-sensing by hacking a solar light

June 19, 2014

How to take a solar powered pathway light from a hardware store and make it into a crude soil moisture sensor.

SparkPunk Hookup Guide

June 12, 2014

How to assemble and modify the SparkPunk Sound Generator kit.

LogicBlocks & Digital Logic Introduction

March 31, 2014

Introducing fundamental digital logic concepts and LogicBlocks

LogicBlocks Experiment Guide

March 31, 2014

Experiments guide for the LogicBlocks kit. Build oscillators, latches, multiplexers and more with the LogicBlocks.

Make Your Own Fritzing Parts

March 18, 2014

Learn how to create your own Fritzing part so you can make amazing looking wiring diagrams, learn about schematics and PCB design, and get your design fabbed into a real PCB with Fritzing's PCB manufacturing service.

How to Use an Oscilloscope

February 25, 2014

How to work the dials and buttons on an oscilloscope, and a glossary of the o-scope lexicon.

Recreating Classic Electronics Kits

January 13, 2014

100-in-1? 500-in-1? It's up to you when you build your own Science Fair style experiment board!

Constant Innovation in Quality Control

December 11, 2013

In this article, we share our recent advancements in quality control. Along with making our tests more thorough, we have also made them more efficient and robust.

Digital Logic

October 3, 2013

A primer on digital logic concepts in hardware and software.

Shift Registers

August 23, 2013

An introduction to shift registers and potential uses.

Series and Parallel Circuits

August 20, 2013

An introduction into series and parallel circuits.

Light-Emitting Diodes (LEDs)

August 12, 2013

Learn the basics about LEDs as well as some more advanced topics to help you calculate requirements for projects containing many LEDs.

Analog vs. Digital

July 18, 2013

This tutorial covers the concept of analog and digital signals, as they relate to electronics.

Integrated Circuits

July 15, 2013

An introduction to integrated circuits (ICs). Electronics' ubiquitous black chips. Includes a focus on the variety of IC packages.

How to Read a Schematic

July 12, 2013

An overview of component circuit symbols, and tips and tricks for better schematic reading. Click here, and become schematic-literate today!

Metric Prefixes and SI Units

July 11, 2013

This tutorial will explain how to use and convert between the standard metric prefixes.

Electric Power

June 26, 2013

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!

Capacitors

June 19, 2013

Learn about all things capacitors. How they're made. How they work. How they look. Types of capacitors. Series/parallel capacitors. Capacitor applications.

Polarity

June 14, 2013

An introduction to polarity in electronic components. Discover what polarity is, which parts have it, and how to identify it.

What is Electricity?

June 13, 2013

We can see electricity in action on our computers, lighting our houses, as lightning strikes in thunderstorms, but what is it? This is not an easy question, but this tutorial will shed some light on it!

Logic Levels

June 3, 2013

Learn the difference between 3.3V and 5V devices and logic levels.

How to Use a Breadboard

May 14, 2013

Welcome to the wonderful world of breadboards. Here we will learn what a breadboard is and how to use one to build your very first circuit.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.