Unison Research Sinfonia Integrated Tube Amplifier
December 10, 2014 Comments Off on Unison Research Sinfonia Integrated Tube Amplifier
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“The soundstage was gigantic and stable, completely ignoring the boundaries of my room. At times the sounds appeared to surface behind my chair. The bass line provided a tight, solid foundation for the track, offering just the right amount of punch”
Audiophilepure 
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