Ayre Acoustics MX-R TwentyPrice: $29,500 per pair

Website: www.ayre.com

Pete said: With the Twenty-series models, and particularly the MX-R Twenty monoblocks, I’m convinced that Ayre Acoustics has closed the gap between tube sound and solid-state sound.

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Read the SoundStage! Ultra review.

The gist: New version of Ayre’s flagship amplifier delivers the goods.