[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] design adds ...

If you’re curious about tube amplifiers, the Massdrop x Eddie Current ZDT Jr headphone would be a great place to start. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end ...

If you want to hear how good your headphones can sound, try plugging them into Schiit Audio's Valhalla vacuum tube headphone amplifier. Ex-movie theater projectionist Steve Guttenberg has also worked ...

The Linear Tube Audio MZ3 has a new challenger for the title of best headphone amplifier below $3,500. During periods of instability, consumers tend to gravitate to brands that they trust. People want ...

Big-name tube amplifiers often don’t come cheap. Being the preserve of dedicated audiophiles, those delicate hi-fis put their glass components on show to tell you just how pricy they really ought to ...

The Apos x Community Gremlin is a compact fully balanced Class A hybrid amp that delivers impressive warmth, tube rolling flexibility, and big performance for the price. If you’ve spent any time ...

Editor’s note: At the end of the MakerFaire in San Mateo, there is a “Bring a Hack Party “. That is where Ron Quan showed his tube headphone amplifier. Here’s quick circuit for driving high fidelity ...

Last year, Gear Patrol contributing staff writer Eric Adams reviewed the Monoprice Stereo Hybrid Tube Amp that comes bundled two 50-watt speakers and 10-foot cables. His conclusion: “I had to keep ...

Schiit Audio is set to release a new headphone amplifier which pumps out ten times the power of a typical model. The Lyr has been principally developed to drive high power orthodynamic headphones ...

The new MHA200 headphone amplifier from McIntosh is designed for people who want the best source to drive their headphones. The McIntosh MHA200 is fitted with deluxe valves and has a raft of ...