If you’ve ever worked with vacuum tubes, you’ll probably have ... as [Albert van Dalen] demonstrates with his tube preamplifier running from only 3.3 V. If your first thought is that he ...

Opinions expressed by Forbes Contributors are their own. Technology journalist specializing in audio, computing and Apple Macs. McIntosh Laboratory, Inc., possibly one of the oldest and most ...

The C55 solid-state preamp arrives alongside the C2800 vacuum tube preamp, with both units aimed at "the most discerning audiophiles" by combining "cutting-edge technology with timeless design".