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!

Maker Advisor is LIVE – Best Tools and Gear For Makers

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Hi there! A few months ago, I’ve come up with the idea of creating a separate website from the RNT blog specially dedicated to reviews and daily deals on tools and gear that makers like. We’ve created a website called MakerAdvisor.com and it’s live now!

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ESP8266 Weather Forecaster

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In this post you’re going to build a weather forecaster with an ESP8266. I hate being out on a rainy day without an umbrella and I’m pretty sure it’s the same for everyone else.

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Guide to 1.8 TFT Display with Arduino

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In this guide we’re going to show you how you can use the 1.8 TFT display with the Arduino. You’ll learn how to wire the display, write text, draw shapes and display images on the screen.

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Guide to SIM900 GSM GPRS Shield with Arduino

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This post is a complete guide to the SIM900 GSM GPRS Shield with the Arduino. Learn how to send and receive SMS, make and receive phone calls with Arduino.

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Guide to SD Card Module with Arduino

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In this post we’re going to show you how to use an SD card module with Arduino to read and write files on an SD card.

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Arduino Temperature Data Logger with SD Card Module

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This post shows you how to create a temperature Arduino data logger. We’ll use the DHT11 to measure temperature, the real time clock (RTC) module to take time stamps and the SD card module to save the data on the SD card.

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Creality 3D CR – 10 3D Printer Review – Best 3D Printer under $400

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In this post I’m going to unbox and assemble the Creality 3D CR – 10 3D printer which costs approximately $400 with shipping included.

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Arduino EEPROM Explained – Remember Last LED State

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In this post we’re going to explain what is the Arduino EEPROM and what it is useful for. We’re also going to show you how to write and read from the EEPROM and build a project example to put the concepts learned into practice.

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Decoding and Encoding JSON with Arduino or ESP8266

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In this blog post you’re going to learn how to decode (parse a JSON string) and encode (generate a JSON string) with the ArduinoJson library using the Arduino with the Ethernet shield. This guide also works with the ESP8266 and ESP32 Wi-Fi modules with small changes.

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ESP8266 and Node-RED with MQTT (Publish and Subscribe)

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In this post we’re going to show you how to control ESP8266 outputs and display sensor data from the ESP8266 on Node-RED. The Node-RED software is running on a Raspberry Pi, and the communication between the ESP8266 and the Node-RED software is achieved with the MQTT communication protocol.

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Getting Started with Node-RED Dashboard

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This post is an introduction to Node-RED dashboard with Raspberry Pi. We’ll cover how to install Node-RED Dashboard and exemplify how to build a graphical user interface.

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Installing Raspbian Lite, Enabling and Connecting with SSH

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In this post, I’ll show you how to download and prepare your Raspberry Pi with the latest version of the Raspbian Lite Operating System (OS) and how to establish an SSH communication.

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Video Streaming with Raspberry Pi Camera

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In this post we’re going to show you how you can do video streaming with a Raspberry Pi and a Raspberry Pi Camera – how to stream live video into a web page that you can access in any device that has a browser and is connected to the same network the Pi is. This […]

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Guide to Raspberry Pi Camera V2 Module

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This post is an introduction to the Raspberry Pi Camera V2 Module. We’ll cover the following topics: Raspberry Pi Camera V2 Module features Enable the Raspberry Pi Camera Connect the Camera Take photos with the camera Record video into a file Don’t have a Raspberry Pi yet? Check the Best Raspberry Pi Starter Kits.

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