KEF Reference 207 loudspeaker Systematics

Sidebar 2: Systematics

Analog source: Linn Sondek LP12/Cirkus/Trampolin/Lingo/Ekos/Arkiv LP player on a Sound Organisation table.
Digital sources: Mark Levinson No.31.5 CD transport; Mark Levinson No.30.6 D/A processor; dCS 972 upsampler; Accuphase DP-85 SACD player; Technics DVD-A10 DVD-Audio player; Musical Fidelity Nu-Vista 3D CD player; Ayre D-1x DVD-V player.
Preamplification: Linn Linto phono preamp, Mark Levinson No.380S line preamp, Z-Systems rdp-1 digital control center (updated to handle 96kHz sources).
Power amplifiers: Mark Levinson No.33H monoblocks.
Cables: Datalinks: Kimber Illuminations Orchid AES/EBU, AudioQuest SVT-4 S/PDIF. Interconnect: Madrigal CZ Gel-1 (balanced), DiMarzio (unbalanced). Speaker: Synergistic Research Designer's Reference2. AC: Synergistic Research Designer's Reference2, PS Audio Lab Cable.
Accessories: PS Audio Power Plant 300 at 90Hz (preamps and CD players only), Audio Power Industries 116 Mk.II and PE-1 AC line conditioners (not power amps), ASC Tube Traps, RPG Abffusors. AC power comes from two dedicated 20A circuits, each just 6' from the breaker box. A No.33H was plugged into each.—John Atkinson

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