Rotel’s DX-3 ($1,499)is a DAC, headphone amp, and preamp all in one. The compact DX-3 is designed to be the “ultimate desktop ...

[Jenny List] shows us the way with her neat headphone amp build. The build starts with an off-the-shelf preamp kit based around two common 6J1 tubes. These Chinese pentode valves come cheap and ...

In fact, not even the volume of the headphone output can be adjusted. Still, for under $70, the Rolls VP29 Phono Preamp is a plug-and-play winner that gets the job done. The Cambridge Audio Alva ...

The Rotel DX-3 is the brand’s first-ever headphone amplifier. Rotel is calling the DX-3 the “ultimate desktop audio companion,” designed for music lovers who want to listen to the best quality audio ...

The new Rotel DX-3 combines an exceptionally well specified, high-performance Headphone Amplifier, Pre-Amplifier and ...

based around the OPA1612 amplifier and its low noise/low distortion characteristics, providing pure R2R output to active speakers and power amplifiers. 4.4mm Headphone Output THD + N 0.02% @ 32 ohms 0 ...