Electrical Engineering

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

Understanding Thermal Resistance

May 14, 2020

Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.

SparkFun Clock Generator 5P49V60 (Qwiic) Hookup Guide

February 28, 2020

The SparkFun Clock Generator 5P49V60 (Qwiic) breakout board offers a wide range of customizable frequencies in a wide range of different signal types using a single reference clock. This hookup guide will go over all of the many available functions and gives the hardware rundown on what exactly is on this board.

How to Use a Ruler

April 11, 2019

Showing off some of the features of the SparkFun Ruler.

Beginner Parts Kit Identification Guide

March 22, 2019

The essential parts for beginning (or even experienced) hobbyists that gives you all of the basic through-hole components you will need to get started playing with embedded projects. We'll identify a few parts in the kit and provide a few basic circuits to get started!

Current Sensor Breakout (ACS723) Hookup Guide

June 21, 2018

Learn how to measure the current consumption of your project using the ACS723 Current Sensor.

Raspberry Pi Stand-Alone Programmer

March 8, 2018

This tutorial will show you how to use a headless Raspberry Pi to flash hex files onto AVR microcontrollers as a stand-alone programmer. It also tells the story about production programming challenges, how SparkFun came to this solution, and all the lessons learned along the way.

SparkFun Troubleshooting Tips

October 19, 2017

Not working as expected? In this tutorial, we will be exploring a few general troubleshooting tips and possible solutions that frequently come up with SparkFun's Technical Support.

Introduction to Operational Amplifiers with LTSpice

April 18, 2017

Picking up where we left off in "Getting Started with LTSpice," we delve a little deeper into LTSpice through an introduction of Operational Amplifiers (OpAmps).

Building a Safe Cracking Robot

March 29, 2017

How to crack an unknown safe in under an hour.

Getting Started with LTspice

March 1, 2017

LTspice is a high performance SPICE simulator, schematic capture and waveform viewer with an impressive library of passive devices. Over 1000 models are included in the download but you can also add third party models.

How to Install an ATtiny Bootloader With Virtual USB

February 14, 2017

With this, you will be able to upload Arduino sketches directly to the ATtiny84 over USB without needing to use a programming device (such as another Arduino or FTDI chip).

Lessons in Algorithms

December 21, 2016

Learn techniques on how to use Finite Impulse Response (FIR) filters and other data-processing tools to turn data into information.

Reducing Arduino Power Consumption

November 10, 2016

A tutorial about different ways to reduce the current draw for your next Arduino project the easy way.

Proto Pedal Assembly and Theory Guide

September 22, 2016

Getting started with the SparkFun Proto Pedal. We'll assemble the board, then discuss some of the details of the circuit.

Proto Pedal Example: Analog Equalizer Project

September 22, 2016

Building a gyrator-based analog equalizer using the Proto Pedal.

Proto Pedal Example: Programmable Digital Pedal

September 22, 2016

Building a pedal around the Teensy 3.2 and Teensy Audio shield. Changing the effect in the pedal is as easy as uploading a new sketch!

Multiplexer Breakout Hookup Guide

August 18, 2016

How to use the 74HC4051 multiplexer breakout to drive eight LEDs, read eight button inputs, or monitor eight potentiometers.

Measuring Internal Resistance of Batteries

May 5, 2016

Classroom STEM activity that has students build a battery from a lemon, measure the open and closed circuit voltages, and determine the battery's internal resistance.

What is a Battery?

May 3, 2016

An overview of the inner workings of a battery and how it was invented.

Boss Alarm

March 30, 2016

Build a Boss Alarm that alerts you of anyone walking into your office and automatically changes your computer screen.

RedStick Hookup Guide

January 28, 2016

Learn about the SparkFun RedStick, a USB thumb drive-sized Arduino-compatible development platform.

Discrete Semiconductor Kit Identification Guide

November 19, 2015

Get to know the contents of the SparkFun Discrete Semiconductor Kit.

8-Pin SOIC to DIP Adapter Hookup Guide

August 13, 2015

Assembly and application of the 8-pin SOIC-to-DIP adapter.

microSD Sniffer Hookup Guide

August 4, 2015

A basic introduction to working with the microSD Sniffer.
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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.