Sidebar 2: Associated Equipment
Digital sources: 16" MacBook Pro M1 Max running Roon 2.0; Roon ROCK (Lenovo ThinkCentre); Auralic Vega; Naim Uniti Atom; and HiFi Rose RS520, controlled via iPhone 14 Pro Max.
Preamplifiers: Benchmark HPA4; Audio Research LS16 MkII; Margules SF-220.
Power amplifiers: HiFi Rose RS520 integrated amplifier; Krell FPB 200c (recapped); two Margules U-280 SC tube amps, used as monoblocks.
Loudspeakers: Tekton Moab; Focal Scala Utopia EVO.
Cables: AudioQuest, Blue Jean Cable, Clarus Crimson, Nordost, RSX, Viborg.
Accessories: Core Power Technologies Equi-Core 1800 MkII and Deep-Core 1800 power conditioners. Townshend Seismic Isolation Podiums for power amplifiers.
Listening room: Special-built 21' × 15' space with ceilings 10' at the walls sloping up to 16' for a total volume of about 4000ft3. Double-thick drywall over Rockwool and mass-loaded vinyl. Hardwood floor over plywood, rubber, and a concrete slab. 12' × 15' wool rug on a thick pad. Acoustic treatments include four bass traps, two Skyline diffusers, and a dozen wall- and ceiling-mounted absorption panels. Dedicated powerline and 20A outlets.—Rogier van Bakel
Preamplifiers: Benchmark HPA4; Audio Research LS16 MkII; Margules SF-220.
Power amplifiers: HiFi Rose RS520 integrated amplifier; Krell FPB 200c (recapped); two Margules U-280 SC tube amps, used as monoblocks.
Loudspeakers: Tekton Moab; Focal Scala Utopia EVO.
Cables: AudioQuest, Blue Jean Cable, Clarus Crimson, Nordost, RSX, Viborg.
Accessories: Core Power Technologies Equi-Core 1800 MkII and Deep-Core 1800 power conditioners. Townshend Seismic Isolation Podiums for power amplifiers.
Listening room: Special-built 21' × 15' space with ceilings 10' at the walls sloping up to 16' for a total volume of about 4000ft3. Double-thick drywall over Rockwool and mass-loaded vinyl. Hardwood floor over plywood, rubber, and a concrete slab. 12' × 15' wool rug on a thick pad. Acoustic treatments include four bass traps, two Skyline diffusers, and a dozen wall- and ceiling-mounted absorption panels. Dedicated powerline and 20A outlets.—Rogier van Bakel
