These are some great DIY projects that you can do for cheap.

This noise generator has an adjustable bandwidth and a consistent amplitude no matter what bandwidth is selected. When working on a recent Design Idea for an adjustable filter, I wanted to use an ...

Arduino has certainly made its mark in the world of DIY electronics, providing an accessible platform for a wide range of creative and interactive projects. Known for its user-friendly hardware and ...

This repository contains the TrueRMS C++ library for Arduino. With this library it is possible to calculate the average value and the rms (root mean square) or effective value of the ADC input signal.

This post is a peek into the Beta and Steinhart-Hart equations for representing the resistance vs. temperature relationship in NTC thermistors. As defined by IEC 60539, NTC (Negative Temperature ...

Re-usable utility components for Arduino projects. All the stuff we all end up re-implementing every project - buttons, averaging samplers, voltage and current measurements calculations and so on. The ...

The product we are reviewing today is the “MaTouch ESP32-S3 Rotary IPS Display with Touch 2.1” ST7701″ from Makerfabs which offers an alternative to the MaTouch_ESP32-S3 4-inch Display Demo Kit that ...

In a previous article, we looked at connecting various kinds of Arduino hardware to your Mac. Here's how to get started programming on them to create your own projects. In order to program your ...

The pH scale is used to measure the acidity and basicity of a liquid. It can have readings ranging from 0-14, where 0 shows the most acidic liquid and 14 shows the most basic liquid. 7 pH is for ...