Phono Preamp Reviews

Analog Sources: Spiral Groove SG-2 turntable; Spiral Groove Centroid, Tri-Planar Precision Mk.VII tonearms; VPI HR-X turntable & tonearm; Lyra Titan i, Grado Signature Reference cartridges.
Digital Source: Primare CD 31 CD player.
Preamplification: Sutherland Engineering PhD, Parasound Halo JC 3 phono preamplifiers; Audio Research Reference 5, Sutherland Engineering Direct, Placette Active line stages.
Power Amplifiers: VTL MB750 Signature, Mark Levinson No.20.6 monoblocks.
Loudspeakers: Wilson Audio Specialties Sophia II.
Cables: Nordost Valhalla, Audience Au-24 e, Stereovox, Nirvana SL. AC: Audience Au24 & PowerChord e.
Accessories: Audience aR-12TS & aR-2TS power conditioners; Echo Busters room treatments; Finite Elemente Reference equipment stand; Audience Auric Illuminator, Disk Dr., Nordost Eco-3 CD cleaner & treatment systems; VPI 16.5 record-cleaning machine; VPI, Disk Dr. record-cleaning fluids; Wally Tools turntable-setup tools.—Brian Damkroger