The EH-LS9000 is the latest affordable “proper” home cinema projector from Epson. That means, unlike its coffee-table sibling ...

Can any District 10 high school football team de-throne Farrell in Class 2A? Mercyhurst Prep will aim to do so Nov. 8.

Demand superior sound? Discover the 12 best wireless speakers for audiophiles, ranked by Consumer Reports for ultimate audio quality and performance.

Abstract: In this letter, a design methodology is proposed to improve the efficiency of class-J power amplifiers (PAs). By injecting the second harmonic into the gate and drain node simultaneously, ...

The Marantz blends the best qualities of the Hegel H590 and the NAD M23: the Hegel’s heft and the NAD’s layer separation. But ...

By 2035, as the market surpasses USD 57 billion, the industry will see both established leaders and ambitious new entrants ...

Abstract: The Doherty power amplifier (Doherty PA) is a popular back-off efficiency enhancement architecture proposed in 1936 for vacuum tubes and later adapted to solid-state transistor technology.

California has long been a pioneer in energy innovation. But even with that history, the power grid faces new challenges with rising demand and the impacts of a changing climate. The ABC10 weather ...

Con Edison, MidAmerican Energy, Spire and Puget Sound Energy Rank Highest in Respective Regions Overall satisfaction among gas utility business customers averages 645 (on a 1,000-point scale), ...

Looking for a powerful, budget-friendly headphone amp? Discover the best desktop headphone amplifiers under $300 in 2025, including top picks from Schiit, FiiO, Topping, SMSL, JDS Labs and iFi. Still ...