100% Hand built push-pull, stereo all tube power amplifier using 832, 12AT7 and 5U4 tubes. This amplifier layout has been carefully designed using a combination of Vintage, and…

USA Tube Audio’s demonstration of the new Lumen White 25 Generation 4 speakers driven by Ayon electronics was spectacularly great, with wall-to-wall soundstaging. Close your eyes and you’d…

Leaving that behind, the next quality that caught my attention was the ART300’s low end. How many tube amplifiers can you say that about? The amplifier’s low end…

For sale is a used Opera Consonance Cyber 10 Signature tube integrated amplifier in good to very good condition. The Cyber 10 Signature is a push-pull with directly…

Alas, I have settled on some TAD CR-1’s as my speakers, and no tube amp can really drive them properly in my experience. And I have decided not…

When conrad-johnson releases a statement product, everybody listens. Particularly when the new 40 th anniversary ART300 amplifiers are the team of Bill Conrad, Jeff Fischel and Lew Johnson’s…

One and a half years old MA-2 MK 3.3 Reference Edition with $1300 test jack upgrade, a feature tricked down from MA-3. Customized tube bank switch which can…

McIntosh Labs has announced the availability of a 50th Anniversary version of its iconic MC275 tube power amp. The price? $6,500. McIntosh Laboratory, global leader in prestige quality…

The amp is in perfect shape. All original tubes are included, except for the 5U4G, which I replaced when one of the originals became weaker than the other….