• Mac Mini (Late 2014)
  ** Intel Core i5 w 8GB RAM
  ** MacOS : Monterey 12.7.6
  ** WiFi network connection
  ** Thunderbolt II SoftRAID RAID 5 music storage
  ** USB to DAC
  ** TOSLINK to DAC
  ** Roon Core 2.0 Build 1483
• DirectStream MK2 DAC
  ** Firmware: 3.2.1
  ** FPGA: BlueSky v239
  ** Balanced connection to preamplifier
• Mark Levinson No. 523
  ** Balanced connection to amplifier
• Mark Levinson No. 23.5
• Martin Logan Summit
• EquiTech 1.5Q Balanced Power