At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver the dynamics and authentic sound you’ve been seeking. Few tubes have as storied a history as the 6SN7GT originally announced in ...

Einstein Audio Components, based in Germany, is a manufacturer of tube amplifiers, a tube CD player, and phono stages and phono cartridges Ex-movie theater projectionist Steve Guttenberg has also ...

Whilst not inexpensive, the Apos Ray 12AU7 Vacuum Tubes offer excellent sound quality, superior packaging and matching, and a 90-day warranty. Whilst it may seem like a strange time to be jumping into ...

Neuhaus Laboratories recognizes that many people’s music collections are on their computers, not racks of CDs. And so unlike other amplifier manufacturers, Neuhaus’ tube amps are designed first and ...

It may not be to everyone's taste, but this brand new monobloc amplifier from McIntosh cleverly blends both vacuum tube and solid-state technology in one chassis. If you’re not a serious audiophile ...

Audio’s TH1 wireless headphones use of a genuine triode vacuum tube in the preamplifier stage, making them unique and ...

The K2-W vacuum-tube op amp has an LTspice-simulated open loop gain of 27,000. The modeled K2-W input impedance is >100 MΩ. The LTspice modeled result shows 1.00 nA of input current. Early SPICE ...