[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 ...

Now you can with this switchable USB-C DAC The headphone amp supports high, low and medium impedance models and comes with user-selectable amplifier gain; there are both 4.4mm balanced and 6.35mm ...

There are plenty of tube amplifiers now being manufactured, with a popular choice being headphone amplifiers that use a tube as a gain stage followed by an op-amp as a buffer with a low impedance ...

When it comes to applications, the DX-3 can act as either a dedicated DAC or a fully functional preamp; the unit provides ...

Forte Distribution previews Shanling’s $399 EH2 DAC Headphone Amp for CanJam Attendees The EH2 (SRP: $399) is a sleek, stylish, compact model that is designed to perform well above its price class, ...