Abstract: This paper presents a fully differential Class-D audio amplifier using pulse-width modulation (PWM) commonmode control to enhance the power supply rejection ratio (PSRR) and linearity. The ...

“Rage Against the Machine’s Killing in the Name shook the room so violently that dust fell from the light fixtures.” Steve Sells is describing the first listening test of the Naim Statement amplifier ...

In the past year, Quad has introduced a new-age version of its gorgeous stereo amplifier from the 1960s, as well as six-generation versions of its iconic ESL electrostatic loudspeakers. Now the ...

Let's cut to the chase. The JBL SA550 Classic stereo amplifier delivers admirably on every front. The sound is smooth and rich, the presentation is detailed and hugely likeable, the design is ...

With the launch of the MOON 371 in its new Compass Collection, Simaudio has set the bar extraordinarily high. In truth, you hardly need more than this beautifully sculpted MOON 371. This first model ...

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 ...

Our review of the 400 watt/ch AMPED 2400 Stereo Amplifier revealed bench numbers that didn’t match the claims. It delivers clean sound, but the build feels more like a DIY project than a $6K component ...

After five years of development and numerous hi-fi show teasers, Quad has announced the first member of its new Platina Series. The Platina Integrated is a dual-mono Class A/B amplifier that promises ...

Teac is a Japanese hi-fi great with a history dating back to the mid-1950s. It’s best known for its high-end audio equipment, including reel-to-reel machines, cassette tape decks and amplifiers. Now, ...