Random Nerd Tutorials
Shares

Want to Learn Electronics and Programming?


Random Nerd Tutorials helps makers, hobbyists and engineers build electronics projects. We make projects with: ESP32, ESP8266, Arduino, Raspberry Pi, Home Automation and Internet of Things. Enter your email address to get started with our free resources and eBooks!

Review – Freetronics DMD 32×16 Red

Shares

Today I’m going to make a review about the Freetronics Doted Matrix Displays or also called the DMD 32×16 Red. I’ll be showing some examples and how you can get the DMD up and running in a few minutes.

Continue Reading

Teensy/Arduino – Memory Game

Share

This project is all about creating a simple game to test your memory. I’ll be using a Teensy 3.0 board. If you want to know more about this board please click here to read a Getting Started Guide I’ve created a few days ago. This project is also 100% compatible with the Arduino.

Continue Reading

Getting Started with Teensy (Arduino Alternative)

Shares

In this project I’m going to show you how to get started with Teensy. Thanks to Paul from PJRC.com for sending me the Teensy 3.0. This is by far the best Arduino alternative out there. I’ve made a video where I go into some of the specifications of this board and I also show how […]

Continue Reading

Recommended Resources



Arduino Step-by-Step Projects »

Build 25 cool Arduino projects with our course even with no prior experience!


Build a Home Automation System »

Home Automation System using open-source hardware and software.



Arduino vs Raspberry Pi vs BeagleBone vs PCDuino

Shares

I’m sure you’ve been reading a lot about the Arduino, Raspberry Pi, BeagleBone and the PCDuino boards. But you might still be wondering which one is for you.

Continue Reading

Arduino – Datalogger with Temperature Sensor and Photoresistor

Shares

In this project I’m going to create a simple Datalogger with my Arduino and an Ethernet shield.

Continue Reading

Arduino – 5 Ways to Power Up your Arduino

Shares

This blog post will give you show you 5 different ways that you can power your Arduino board.

Continue Reading

Arduino – Webserver with an Arduino + Ethernet Shield

Shares

This project is all about using an Arduino with an Ethernet shield. I’ll be controlling one LED and a servo, but you can apply this method to control any electronic device you want. (such as DC motors, buzzers, relays, stepper motors, etc..)

Continue Reading

New Project Coming Soon

Shares

First thanks to every one who spent their time watching and trying my projects! (And also filling the survey). It means a lot to me! I’ve received 42 answers. It was a great response.

Continue Reading

How To Use App Inventor With Arduino

Shares

Note: This post is outdated. For a recent version see Getting Started with MIT App Inventor 2 and Arduino. This project’s source file for the android app is outdated, because it was built using the old MIT APP Inventor Classic software, that is no longer supported. However, this project still works if you convert the files […]

Continue Reading

Arduino – LED Cube 3x3x3

Shares

In this tutorial I’ll show how you can create your own LED Cube 3x3x3. I’m sure you’ve already seen some similar projects to this one but you never took action and made your own. Now it’s time to make your own!

Continue Reading

Circuits – How to Fix your Earphones

Shares

Today I’ve decided to share how to fix your earphones when they get a short circuit. This happens once in a while so I’ve thought this could be useful the next time this happens to you. This tutorial will be a bit different, It’s a step by step video. I hope you enjoy.

Continue Reading

Circuits – How to identify PNP and NPN Transistors (with a Simple Circuit)

Shares

In this project I’ll make one of the easiest PNP and NPN circuit identifier on earth. You’ll see how easy It is to make one! I’ve also made a post to help you learn more about the Transistors theory. (I highly recommend you to read it first).

Continue Reading

Circuits – PNP and NPN Transistors

Shares

I’ve decided to write this post to support a bit of the theory behind my new project that identifies the PNP and NPN transistors easily. (you should see my project after reading this post)

Continue Reading

Review – Self-Adjusting Wire Stripper

Shares

That’s my new self-adjusting Wire stripper! Cost me around 16 euros (about 21 dollars). And It’s simply just awesome for anyone who needs to strip wires all the time! 

Continue Reading

Grab our Electronics and Programming Courses