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This product has been superseded - 
Link to new Ciúnas website

The MK3 JKSPDIF version has the following characteristics:
  • it is completely off-grid, powered from 2 internal LiFePO4 very low noise, low ripple batteries 
  • These batteries will last about 24 hours between charges
  • Battery charging is automatic from either an external 5V power supply 
  • Can be charged from the computer using a spare USB port
  • it is portable - no need for external power supply when listening to audio
  • the SPDIF output stage is now based on the Wolfson WM8804 chip
  • USB type B input & SPDIf output via BNC connector - BNC/RCA adapter provided on request
  • It is bundled with an RF Attenuator which reduces SPDIF cable induced jitter

  • Size: 78x43x120mm (w x h x d, case)
  • Weight: 420g
  • Sampling frequencies (kHz): 44.1, 48, 88.2, 96, 176.4, 192
  • Resolution (bits): 16 to 32
  • Inputs: USB 2.0 Type B socket, (2.1mm socket for battery charger power supply) 
  • Outputs: S/PDIF (BNC)

Download or Read User Instructions