According to the esteemed turntable maker, it's "one of the most effective pound-for-pound hi-fi upgrades around." ...

An in-depth analysis of the continuous inverse Class F power amplifier (PA) accounting for nonlinear input and output active device properties is presented. The analyses show possible ways of ...

Sound-wise, PRODIGE doesn’t mess around. Thanks to Focal drivers, aptX HD Bluetooth, and a finely tuned acoustic design, it delivers rich, immersive stereo with bass that hits hard and clarity that ...

A new three-transistor outphasing power amplifier (OPA) with a star topology is presented. It features two output backoff (OBO) power levels like the three-transistor Doherty PA but achieves a flatter ...

Campfire Audio launches the Relay portable DAC/amp with AKM SEQ 4493 chip, balanced outputs, and high-res support at $229.

Campfire Audio latest portable DAC with built-in amplifier has been announced with flexible features enough power to drive ...