The Yamaha C-5000/M-5000 pairing is an impressive, well-engineered performer ...

Costa Mesa, CA —You may have not heard of QSC Audio, but you’ve heard its sound. Amplifiers, digital audio processors, and loudspeakers from the company provide sound at private parties, movie ...

Class AB amplifiers have been around for a long time, and even with Class D designs becoming more common, there’s still a ...

This is a review of the Pass Labs X350.5 350wpc stereo amplifier. Excellent bench tests and pristine sonic virtues would please even the most discriminating audiophile. I’ve been on a high-end kick as ...

There has been a lot of controversy on many of the Internet forums regarding power capability of receivers when driving multi-channel speaker systems. Some argue that when a receiver is rated at ...

The stereo amplifier is the beating heart of your hi-fi separates system. At What Hi-Fi?, we have been testing them ever since 1976, and our experienced review team has collectively tested hundreds of ...

Stereo amplifiers have moved with the times. Today, they increasingly bolster their traditional analogue connections with digital ones, facilitated by the necessary DAC chip and all the other digital ...

A Zobel is an impedance matching circuit often used with loudspeakers. A Zobel circuit is also known as a Boucherot cell or somewhat incorrectly as an RC snubber. The nominal impedance of a ...

I'm planning to gut and redo the stereo system in my car with a goal of improved sound quality and am really stuck understanding some of the suggestions of car audio shops in my area. Basically ...