Controlling power to the system using alarms based on voltages!

AKA how to build your own laboratory vortexer without spending a lot of money.

Make your own mini oscilloscope at home. It’s simple and easy to do!

Shows to visually impaired or ignoring the resistors colour code, lazy techs etc..., either the exact value or value in E12 or E24 series

Writing only Arduino code, it is easy to set up control over experiments and display results on your PC's panel application.

A small device that will help you sorting resistors without wasting time with their color code.

Analyze the responses of a bandpass Butterworth and Chebyshev1 filter deployed to an Arduino Nano from the Wolfram Language.

Today we are going to learn about touch switch based on TTP223.

A Bluetooth multimeter capable of resistance, voltage, current and continuity measurement. Made with Arduino Nano.

Three different way of connecting a push button with an Arduino microcontroller.

Single tap, double tap, triple tap, four-tap, Hold, Single tap and hold.

An arduiNOOB friendly tutorial for beginners on daisy-chaining.

Showcasing our spot welder, which is controlled by an Arduino Nano.

How to use the ArduiBox Open DIN rail enclosure set for Arduino Nano, UNO and Yun Rev 2.

This micocontrollers laboratory is designed to speed up projects, and make easy and clean connections.

Did you run out of input pins? Don't worry, here is a solution without any shift registers.

A quick and compact Arduino Nano setup with four DIP switches to allow for mode selection. Power is provided by CR2032 battery package.

Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.

A bit more accurate than __TIME__.

Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!

Goodbye calibration! Digitization of pH test paper! This is a pH meter that reads the color of the pH test paper.

An Arduino Nano used as an IO expander on I2C for ESP8266. For example, add 8 digitals IO and 6 analog inputs.

In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.

Inexpensive to build but a very useful tool for every electronics laboratory.