Abstract: A high-power-supply-rejection-ratio (PSRR), reconfigurable class-AB/D audio power amplifier is designed for direct battery hookup in portable applications. The proposed design employs the on ...

Abstract: In this paper a class-D smart speaker driver is presented that can deliver 2.65 W at 1% THD into a 4Ω load. Maximal output power is maintained at low battery voltage by supplying the class-D ...

Sonos has announced an upgraded version of its streaming amp, and it's built to take on large-scale tasks for audiophiles in "complex residential" situations. This comes after a quiet year for the ...

Sonos has had a rough past couple of years. But the company just unveiled its first new hardware product since 2024: the Amp Multi. Here are the details. Amp Multi is the first new Sonos hardware ...