Astell&Kern has the answer: its first portable Class A amplifier, the PA10. It's designed to deliver every nuance of hi-res audio to even the most demanding headphones and in-ear monitors.

Best audiophile headphones 2025: 9 best-sounding luxury pairs for music fans; The headphone amp costs £1299 / $1599 / AU$2499, so we’re looking at quite a serious bit of head-fi kit here that warrants ...

25 watts per channel into 8 ohms from the internal class A/B amplifier, and we’re happy to see that Naim has designed a new MM phono preamp and headphone amplifier for the NAIT 50. The output ...

The company also makes audiophile equipment and the aptly named Absolute is our choice for best high-end headphone amp. Powered by six vacuum tubes—two 12AX7s and four 6AQ5As—Absolute ...

The amplifier in this case is based upon the CMoy, a common headphone amp design. [ErikaFluff] added a MOSFET on the output to drive his relatively low impedance (32 ohm) Grado headphones with ...

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Naim’s Uniti Atom network amplifier (8/10, WIRED Recommends) has become something of an audiophile back-pocket device.The British brand’s all-in-one streamer and amp offers fantastic audio ...