Tube Preamp Reviews

Analog Source: VPI HR-X turntable & tonearm, Lyra Titan cartridge.
Digital Sources: Simaudio Moon Evolution Andromeda, Primare CD31 CD players.
Preamplification: Sutherland PhD phono preamplifier; Placette Active, Sutherland Direct line stages; Halcro dm10 preamplifier.
Power Amplifiers: VTL Ichiban, Mark Levinson Model 20.6 monoblocks.
Loudspeakers: Wilson Audio Specialties Sophia 2.
Cables: Interconnect & Speaker: Audience, Nirvana, Nordost Valhalla, Shunyata Research, Stereovox. AC: Audience PowerChord, Shunyata Research.
Accessories: Finite Elemente Reference equipment stand, Ceraball equipment feet; Nordost ECO3, Disk Doctor, Disksolution, Auric Illuminator CD cleaning/treatment systems; Audience Adept Response, Shunyata Research Hydra power-conditioning & delivery systems; FIM, Shunyata AC outlets; VPI 16.5 LP-cleaning system, Immedia stylus-cleaning systems.—Brian Damkroger