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

How to Build 8x8x8 LED Cube DIY Kit

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I’ve just finished building my 8x8x8 LED Cube DIY Kit. It was a lot of fun and the cube works perfectly. But assembling all those 512 LEDs and soldering more than a 1,000 joints can be a nightmare if you don’t have the right instructions.

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Turn Your Raspberry Pi Zero into a USB Keyboard (HID)

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In this project you’ll learn how to turn a Raspberry Pi Zero board into a USB keyboard or HID (Human Interface Device). After following some simple steps, you can write a Python script to make your Pi act as a USB keyboard.

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ESP32 with BMP180 Barometric Sensor – Guide

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This guide shows you how to use the BMP180 barometric sensor with the ESP32 to read pressure and temperature. We’ll show you how to wire the sensor to the ESP32, install the needed library, and how to write the sketch in the Arduino IDE.

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Free Arduino Mini Course – Sign Up Now

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We just want to let our readers know that we’ve release an Arduino Mini Course. The course is completely FREE, and you can get access here. This new course is short, simple, and intends to be a getting started resource for absolute beginners.

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Complete Guide for Ultrasonic Sensor HC-SR04 with Arduino

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This post is all about the Ultrasonic Sensor HC – SR04. I’ll explain how it works, show some features and share an Arduino Project example to help you with your projects. We provide a schematic diagram on how to wire the ultrasonic sensor, and an example sketch to use with your Arduino.

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Getting Started with Raspberry Pi 3

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This post is an introduction to the Raspberry Pi. You’ll see what is the Raspberry Pi and what can you use it for. You’ll explore its features and see what sets it apart from a normal computer. Finally, we’ll also show you how to get started by installing the operating system, and what accessories do […]

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Guide to NEO-6M GPS Module with Arduino

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This guide shows how to use the NEO-6M GPS module with the Arduino to get GPS data. GPS stands for Global Positioning System and can be used to determine position, time, and speed if you’re travelling.

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Year in Review 2017 – Random Nerd Tutorials

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Now that we’re reaching the end of the year, we’ve decided to share the most important highlights on Random Nerd Tutorials throughout 2017.

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Nextion Display with ESP8266 – Touchscreen User Interface for Node-RED

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This project shows how you can build a touchscreen user interface for Node-RED with the Nextion display and the ESP8266 to control your electronics appliances. The aim of this project is being able to control your home automation system through the Nextion display without the need to go to your smartphone or your computer to […]

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Decode and Send 433 MHz RF Signals with Arduino

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This guide shows how to use an Arduino to decode 433 MHz signals from RF remotes, and send them with an Arduino and a 433 MHz transmitter to remotely control mains switches outlets.

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Nextion Display with Arduino – Getting Started

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This post is an introduction to the Nextion display with the Arduino. We’re going to show you how to configure the display for the first time, download the needed resources, and how to integrate it with the Arduino UNO board. We’ll also make a simple graphical user interface to control the Arduino pins.

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ESP8266 Voltage Regulator (LiPo and Li-ion Batteries)

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In this guide, you’re going to build a voltage regulator for the ESP8266 that can be used with LiPo and Li-ion batteries.

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DIY Transistor Tester Kit Video Review – Hiland M12864

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In this post we’re going to assemble and test a DIY transistor (component) tester kit. For this review we’re using the Original Hiland DIY M12864 Transistor Tester Kit. The component tester is a gadget that identifies different electronic components as well as their specifications.

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Node-RED with Xiaomi Yeelight RGBW Smart Bulb

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Xiaomi Yeelight is a Wi-Fi smart RGBW LED bulb that you can integrate with Node-RED. So, in this project we’re going to show you how to build a web application with Node-RED and Raspberry Pi to control the Yeelight lamp.

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