In this video I’m showing how I’ve built a very simple battery backup circuit for my home alarm system. The circuit charges a 12v lead acid battery and in an event of a power loss, it transfers the ...

Discover how to create a simple electric motor using everyday materials in this step-by-step tutorial. Learn how to build a ...

Check out this guide to learn about the best Redstone builds for the beginners that will help you understand the basics of ...

Game of the week is Planet of Lana II. It a crime this stunning sequel was absent from the Indie World Direct because I loved the original and this sequel is ramping up everything that made the ...

Preparing for a crisis takes the same level of precision as an actor getting ready for the Oscars. While most people assume a few cases of bottled water are enough when disaster strikes, anyone who ...

Abstract: In the last few years the literature has witnessed a remarkable surge of interest for maps implemented by discrete-time (DT) memristor circuits. One main reason is that from numerical ...

Abstract: This communication proposes a quasi-4-bit reconfigurable metasurface antenna (RMA) to realize continuous beam steering along with high aperture efficiency using a simple 1-bit bias circuit.