This time I bring an electronic kit for beginners, this is a very cheap and interesting device that displays audio levels into the LEDs just like any audio level bar indicator will do. It is simple ...

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

AFP becomes one of the main source for international news. We've got various news from around the world. I can say that AFP news content is diverse and credible, and they can fit with the interests of ...