Musical Fidelity has officially announced the B1xi, the first product in its newly revived B-Series lineup. It’s set to ...

Despite its compact size, the FiiO QX13 is a true audiophile-grade gadget. It features a flagship-quality DAC chip (ESS Sabre ...

Check out the Marantz M1 streaming amplifier, Quad's retro Integrated Amp, Ruark's stereo console and Schiit's sold out ...

The new Head Box E is a tiny Hi-Fi amp that can sit on your desk but can give your audio-listening a huge upgrade .

EarthQuaker Devices has launched an analogue guitar amp simulator that can be used as a preamp on your pedalboard, or as a headphone amplifier for silent practice, and the best part? It’s so simple to ...

The best tech products announced this week include KEF's first Dolby Atmos soundbar and $70,000 wireless loudspeakers.

This letter proposes a Sub-GHz digital polar power amplifier circuit, which is intrinsically linear and power efficient. The architecture is based on a 1-bit delta–sigma modulator (DSM) to achieve ...

A new power amplifier (PA) design method is proposed that eliminates the output-matching circuit to improve efficiency and is applied to a 2.4 GHz 33 W GaN HEMT PA for microwave wireless power ...

President Trump celebrates Supreme Court ruling blocking universal injunctions, calling it an end to a "colossal abuse of power" that impacted his executive orders.

Power required by AI datacenters in the US may be more than 30 times greater in a decade, with 5 GW facilities already in the pipeline.. A Deloitte Insights report, "Can US infrastructure keep up with ...