[Simon] wrote in to tell us about a headphone tube amp that he just built. It is based on schematics at diyaudioprojects.com that were actually featured on Hackaday in the past. [Simon’s ...

The FiiO Snowsky Retro Nano has a CS43131*2 DAC and supports PCM sampling of up to 16-bit/96kHz. There's Bluetooth 5.1 with ...

The device – considered to be a forerunner to today's multi-effects pedals – revolutionized guitar recording, and can be heard on thousands of hits ...

FiiO expands its line-up with K17 Headphone Amp, which provides a lot of features and connectivity that raise the price, but should please any headphone fan. 2024 was a very busy year for the ...

[ErikaFluff] needed an amp for her Grado open cans. Rather than build yet another boring black box, she built what may be the most awesome headphone amp ever by adding a tiny CRT which displays ...

FiiO has announced the BTR17, a new portable headphone amplifier built around Qualcomm’s new flagship QCC5181 Bluetooth chip, which not only complies with the Bluetooth LE Audio standard and has ...

Questyle’s M18i mobile headphone amp, which just debuted at CES 2025, might look like a typical dongle-style DAC/amp — it actually bears a strong resemblance to the company’s M15 DAC/amp ...

Questyle’s M18i mobile headphone amp, which just debuted at CES 2025, might look like a typical dongle-style DAC/amp — it actually bears a strong resemblance to the company’s M15 DAC/amp — but it’s ...

So, products such as the Astell&Kern ACRO CA1000T desktop headphone amp are usually well beyond my means. However, right now there's a deal on that particular amp that makes it much more ...