Abstract: This paper presents a battery-powered Class-D audio amplifier (CDA). The single-stage topology boosts the output to up to $2 \times$ of the battery voltage using a flying capacitor directly ...

If you've been considering a video doorbell for your front door, Prime Day deals may have just what you're looking for at a good price. A great deal available now is on the latest Ring Battery ...

Google’s latest lineup of Nest Cam devices has arrived, but there are no new battery models in the 2K refresh. Why? Google has an understandable answer. The new lineup of Nest Cam devices includes a ...

It fits the iPhone Air nicely. But the Air is still better off on its own. Credit: Stan Schroeder / Mashable Apple's new iPhone Air is thin and elegant at the expense of camera versatility and battery ...

Discover the potential of battery-powered cities and renewable energy with a focus on liquid redox flow batteries as a solution for city-scale energy storage. This video delves into the current state ...

Classen’s new TR-20eV Turf Rake is now powered by the Vanguard 48V 1.5kWh1 (Si1.5) swappable battery pack, offering a quiet, emission-free alternative for commercial turf renovation. “We chose the ...

At the IAA Munich earlier this month, Volkswagen showed off its first vehicle powered by solid-state batteries: a Ducati V21L electric motorcycle. VW is working on battery-powered cars and motorcycles ...

CANADA: Cando Rail & Terminals has unveiled a battery-powered shunting locomotive which is says marks ‘a major step forward in sustainable rail operations and industrial decarbonisation’. The ...

Have you ever experienced a mystery iPhone battery drain? A day when your iPhone usage is more or less normal, but for some reason your battery’s draining at an accelerated rate? Let’s exclude the ...

In the 1930s, archaeologists discovered the Babylon Battery near Baghdad, a clay jar with a copper cylinder, iron rod, and bitumen, resembling a modern galvanic cell. This artifact raises the ...