Among the top-secret loot found inside the Soviet jet was a large, heavy triode vacuum tube used as a regulator in the power supply of the MiG's radio. It was known as the 6C33C. (The enormous electromagnetic pulse caused by a nuclear explosion would fry a transistor. Tubes were used in military equipment with such an eventuality in mind.)

Acora Acoustics' Valerio Cora, VAC's Kevin Hayes, and VPI's Mat Weisfeld are big dudes. They make big equipment. It makes big sound. Their assemblage at FLAX produced music that was more than big; it was overwhelming.

A simple, well-tuned system can outperform a megabuck system that's poorly set-up. That's easy to notice at a hi-fi show, where you frequently walk straight out of one room and into another. Do that enough times and you gain a powerful appreciation for the importance of effective setup and system tuning.

Showing in the US for the first time in years, Metaxas & Sins by Kostas Metaxas offers audio gear that straddles the line between technology and art. The company refers to its components, justifiably, as "high-end audio sculptures." The aesthetic is unique.

In the room shared by Gary Dews's BorderPatrol Audio, Greg Roberts's Volti Audio, and Peter Grzybowski's Triode Wire Labs, music flowed, immense of stage, fast of delivery, with heart-arresting texture, visceral verisimilitude, and dynamic fireworks.

In House of Stereo's Room 716, T+A's Chief Executive Office of North America, David Nauber, played the brand new, barely off the airship, T+A R 2500 R Integrated Multi Source Receiver ($18,880). A VPI Avenger Direct Turntable with FatBoy Gimbal tonearm ($36,000), DS Audio Grand Master EX System cart ($22,500) and phono stage ($45,000), T+A PSD 3100 HV DAC/PRE ($22,000), T+A A 3000 HV Power Amplifier ($24,275), T+A PS 3000 HV Power Supply ($16,695), and T+A Solitaire S430 speakers ($29,900) completed the setup. Cabling by WireWorld.