Stylish 19-Tube Preamp Ingeniously Lets Users Select Input Tubes For Each Audio Source; Only One in the World to Do So Einstein Audio Components, a leading German designer and manufacturer of premium ...

The Rogue Audio RP-9 tube preamplifier sets a very high standard in the category but is it worth the high asking price? Indeed it is. The Rogue Audio RP-9 is the latest flagship preamplifier from the ...

Single handledly redefining what most have come to know as “tube audio”, Resarch Audio brought tube-technology back into the mainstream light when they established themselves as the sole American ...

Add Yahoo as a preferred source to see more of our stories on Google. What is a preamplifier? Pro2sound / Getty Images Retro stereo amplifier in black with silver handles. A preamplifier, or preamp ...

TEAC announces its new HA-507, a Reference 500 Series pure analog headphone amplifier/preamplifier that incorporates TEAC’s premium audio technologies to achieve a crazy level of sound quality.

Filming Leander for his Kahney's Korner videos is always a challenge, but thanks to the DXA SLR Ultra, now there's no need for a hissy fit. I told one of my favorite photographers, Mike Kepka, that I ...

There’s magic in an LP’s grooves, and the ModWright PH 9.0 phono preamp lets you hear more of it. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a ...

The circuit is designed to create a high end preamplifier that would produce a better result of stable and quality audio line. Preamplifier (preamp) – a device normally used together with the sound ...

The most recent installment of [Dino Segovis’] Hack a Week covers the construction of a simple NPN transistor audio preamp. Some time ago, he built a small audio amplifier using an LM386 which worked ...

When most people think of tube circuits, the first thing that comes to mind is often the use of high-voltage power supplies. It wasn’t a given for tube circuits, though, as a range of low-voltage ...

This circuit scan all the preamplifier entries to identify where is a audio signal and that entry remains selected. After a sign of signal absence, scanning resumes. Scanning action is supported by ...