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!

Circuits – 7 Segment Displays

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I’ve decided to write this post to support a bit of the theory behind my new project (click here to see) in which I’ve used a 7 segment 4 digit display (Common anode).

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Reviews – HC-05 Bluetooth Module

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The HC-05 Bluetooth module is the most economical and easiest way to go wireless (via Bluetooth).

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Arduino – Control DC Motor via Bluetooth

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In this project we will control a DC motor with a smartphone via bluetooth.

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Circuits – 5$ Fan for Soldering Station

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Today I’ll show how you can control a PC fan with a simple circuit that I’ve created this is the easiest way I’ve thought that this could be done.

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Arduino – Control Servo with Visual Basic

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Today I’ll show how you can control a servo with Visual basic. Before this project I’ve never used Visual basic so if anyone finds any mistake in my code please leave a comment here and help me improve it.

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Arduino – Control LEDs with IR Remote Control

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Today I will talk about how you can control any device using a remote control and your Arduino.

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Arduino – Poor Man’s Oscilloscope

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Today I’ll talk about a really good project you can do with your Arduino! This is the best way you can have a cheap oscilloscope around, I didn’t write this code, I’ve found it on the internet a while back ago and I’ve decided to share this awesome project. Let’s start…

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Arduino – Pull-Up Resistors

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Today I’ll talk about Arduino built in Pull-Up resistors. I think that probably some of you already used this Arduino feature (It’s actually on all ATmega 328 microcontroller) but never realized what It was.

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Tools – 200$ How To Set Up An Electronics Lab

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I know that I have almost all the information on my tools page, but here I will leave some photos of my lab and some tips!

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Arduino – Free Book for Beginners

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This guys Earthshine Electronics have produced a great Arduino tutorial. It has everything explained in detail, schematics diagrams, program code and all the instructions that you need to understand what you can do with the Arduino board.

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Arduino – Ultrasonic Sensor with LEDs and buzzer

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Hi guys, This is my first tutorial,  I’ve just started a few months ago learning electronics (previously I’ve just knew how to program in C and Python). When I finished this project (took me about 5 hours or something) I’ve decided to share to help anyone that is starting in electronics.

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Arduino – Quick Guide for Beginners

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Hi guys, I know that with a quick search you will find a ton of Arduino beginners videos, but I’ve decided to make my own version.

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