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 ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

Steiner: "The most exciting sport in the world" The Tech3 boss sits down for a chat to talk about his first season in the sport as he continues to be impressed with what he sees in MotoGP ...

The Long Gate is a curious experience. As much edutainment as game, my time with it was filled almost equal parts with wonder and frustration. There's a stunning and mysteriously abandoned world to ...

"Learn how to set up and analyze an RC circuit using the PhET Simulator! In this tutorial, I’ll guide you through the step-by-step process of building a simple resistor-capacitor circuit, explaining ...

Among the abundance of components making up electronic circuits, very few are as important as capacitors. These components, taking the form of conductive plates separated by an insulating material ...

Appropriately cut quartz crystals can be used as high-quality electromechanical resonators. Their piezoelectric properties (voltage across the crystal deforms it; deforming the crystal generates a ...

The Focal Utopia CINEMA LCR and Subwoofer are designed for luxury home theater set-ups in large spaces. The line includes two products: the CINEMA LCR speaker and the CINEMA SUB. However, the speaker ...

All engineers know resistance is usually bad news. It generates heat. It reduces efficiency. It wears out components and cuts operational lifetimes. However, resistance is not the only kind of ...

Abstract: This tutorial introduces and compares current reference circuits. To give meaningful insights to readers, we categorize current reference circuits into five types: a) $\Delta {V}_{\mathrm{ ...

Quantum Circuits Inc., a spinout from Yale University building a novel quantum computing platform, today announced it has raised more than $60 million in an early-stage funding round that will allow ...