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“Did you know that we can create a homebrew PCB exposure box using an old printer scanner? Yes you read it right! The Problem: In my experience, the quality of the presensitized method for making homebrew PCBs is really impressive …

“Zen and the pursuit of CW operation with SDR Console. After a few on-air queries, I decided to write this article which documents how I operate CW using my SDR based QO-100 groundstation. The circuit I designed incorporates the …

“Simple design for 16x2 OLED Character Display using the US2066 chip”

“Simple DIY Lock using RYRR10S RFID/NFC module Story In our everyday life, everybody uses RFID Technology, most of the times without knowing it. RFID history dates back to the 1940s, It has vast range of applications, widely used in …

“Big digits (2x2 cells) for character displays.”

“Hello and welcome back to my channel! For the past few months I have been building a motorized system to move the camera when I shoot video footage for the videos that I publish on my channel. The idea behind …

“OpnBeat is Arduino-based open source Lofi sampler. By using voice recorder chip, it is very simple so that you can modify it as you like. OpnBeat is Arduino-based Lofi sampler which is affordable, easy to understand and fun to play …

“Have you also been pulled into the world of chess, after it got extremelypopular? Either way it got me the inspiration to make this digital chess clock, powered by an Arduino Nano, and displayed using a LCD display. The clock …

“Here is the small demonstration to the pt1000 based temperature sensor and how to use them with your projects. They are cheap and precise. While working with my hot plate soldering project an idea comes into my mind. Why not …

“This tutorial is for building a talking extreme heat temperature sensor! It measures up to 1300˚F and speaks warnings and info! The Story I have a great wood stove, but sometimes wood stoves can be dangerous; for example if …