Getting Started with Load Cells

June 11, 2015

A tutorial defining what a load cell is and how to use one.

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!

What is Electricity?

June 13, 2013

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


February 7, 2013

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

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Please be aware that the tutorials you find there are no longer actively maintained.