In this guide, I’ll show you how to build a DIY sugar dispenser using parts made of cardboard. By making the parts out of cardboard, it’s quick and easy to build and experiment with different ways to have your machine dispense sugar.
Build Electronic Circuits Blog
How to Make a Dual 5V Power Supply From USB
In this guide I’ll show you how to build a +5V -5V dual power supply from a standard USB outlet, using just four components. It’s a simple circuit that only requires four different components. And you can easily build it at home on a prototyping board.
How To Measure Water Tank Depth Using Ultrasonic Sensor
In this tutorial, you’ll learn how to use an ultrasonic sensor. Specifically, you’ll learn how to use the HC-SR04 module with an Arduino to measure the depth of a water tank. An ultrasonic sensor is one of those things that some people don’t like getting into just because it sounds complex to use and understand. […]
Cap Half Full #7 – Opamp basics and the 4000 series IC
In this episode we talk about operational amplifiers (opamps) and the 4000 series IC that Øyvind has been writing a series of posts on. We also accidentally came across an error on Arrow’s website 😉.
Repairing Electronics: Electronic Candle
When visiting my parents for Christmas, my dad showed me three electronic candles that did not work anymore. He told me he had changed batteries and showed me that they did not show any signs of life. I tried to get them to work as well, but no luck. It sounded like a really fun […]
Ohmify Gift Cards are now available
A year of learning and building electronics can take you from knowing nothing to being able to build pretty advanced projects. Is there someone in your life that is (or could be) interested in electronics? We are now offering gift cards for a 1-year membership to Ohmify + a starter’s component kit.