Have iFi raised the performance ceiling for portable Bluetooth DAC/Amps with the iDSD Valkyrie, or does the hefty “dongle” fall flat on its promises? Is the iFi iDSD Valkyrie the Swiss Army knife of ...

Probably better than the headphone amplifier featured in a recent project from a Hackaday writer, at least. There’s a build video, below the break.

Our Award-winning Chord Qutest DAC, for instance, doesn't have headphone amplification or sockets, instead designed to slip into a speaker-fronted system, between a digital source and amplifier, to ...

The best tech products announced this week include Bang & Olufsen's portable speaker and Leica's special-edition camera.

With big screens, easy operation and a wealth of desktop music apps at their disposal, computers and laptops would be ideal machines for music listening if only they had one thing – decent built-in ...

a full-width streaming DAC that retains the modularity of the original Lina DAC — and to which the outboard Lina clock and Lina headphone amplifier can still be added. According to the bare bones ...

Abstract: This letter presents a 300-GHz-band power amplifier (PA) module implementing a PA integrated circuit (IC) fabricated in 250-nm indium phosphide (InP) double-heterojunction bipolar transistor ...

Vivo Electronics Corp. is a phone brand based in Dongguan, Guangdong, China. It was founded in 2009. The company is another Chinese smartphone maker to enter India recently. It makes low-cost Android ...