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Arduino's new DIY electronics starter kit has an UNO R4 board

A rduino boards are a popular choice for DIY electronics, but it's not always clear how to get started with building projects ...
Electronics Weekly

Building an Arduino lie detector test

This one caught my eye - an Arduino-based lie detector that can measure the skin's response to a question. At the heart of this project is an Arduino Nano, based on the Atmel ATmega328 (for the Nano 3 ...