At $3,200 for the combo, Quad revives a 57-year old design for audiophiles seeking modern conveniences with retro nostalgia.

Born in the Swinging Sixties, Quad’s famous 33 preamp and 303 power amp are back with a revitalized design and a classic ...

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Reading an article about the first transistorized Hi-Fi amplifier, [Netzener] got the itch to make one. But what to use for the starting point? Enter an old Radio Shack P-Box stereo amplifier kit.

The WiiM Amp Pro ($379) has the same DAC, streaming capabilities and power — outputting 60 watts per channel (into 8 ohms) — but has a tweaked design and improved circuitry, promising improved audio ...

Audio amplifiers carry performance specifications such as operating temperature, output power, supply voltage, and supply current. Total harmonic distortion (THD) is also an important consideration.

The Cambridge Audio EXA100 is a Class AB amplifier that outputs 100 watts per channel. It borrows technologies from the company’s flagship Edge M amplifier — including the same power transistors — and ...

The EXA100 is, of course, a beast of an integrated amplifier should you choose to use it on its own to power your hi-fi setup, be that with a turntable, CD player, or other digital audio sources.

For example, if you deconstruct the task an audio power amplifier performs, from one perspective it amplifies the input to drive the speakers, but from another it forms the bridge between its ...

The HomePod mini power cable terminates ... each equipped with an amplifier. Apple's speaker array also has beamforming capabilities for high-fidelity directional audio. The HomePod's ability ...

The Positive Grid Spark Mini Vai is a miniature guitar amp the likes of which you've likely never seen (nor heard) before.

I’m not quite sure why iFi didn’t use a USB-C power port but no matter. The other accessory included is a short RCA phono stereo lead for connecting to an amplifier’s preamp out. The iFi ...