The $50,000, 176lb Accustic Arts AMP V (pronounced Amp Five) is the heaviest, tallest, most powerful, most expensive stereo amplifier to enter my audio system. With rated power of 900Wpc into 8 ohms, 1360Wpc into 4 ohms, and 1500Wpc into 2 ohms, the AMP V, which stands proud at the top of the Accustic Arts amplifier line, surpasses my reference D'Agostino Progression M550's rated power into 4 ohms by 260Wpc.

At noon on a cloudless, ridiculously bright 97° day, John Atkinson and I auditioned Audeze's new-but-not-yet-released CRBN electrostatic headphones. The audition took place at a sneak preview hosted by Audeze's principal, Sankar Thiagasamudram, in a sleeping room at New York's hipster-chic Ace Hotel on 29th Street and Broadway.

"Resolution can be a tricky thing when it comes to digital," my friend Michael Lavorgna recently told me. "Too much, and my focus shifts from music to sound; too little, and I become less engaged." Lavorgna, a visual artist and proprietor of the online audio-and-music publication Twittering Machines, is one of my favorite people to talk to about records, books, art, and hi-fi. We've been doing it for almost 20 years.