Main features:

• Four transformer isolated 75Ohm BNC coaxial SPDIF inputs with linear amplification

• One optical TOSLINK input

• I2S and DSD (SDIF) inputs via DB25 connector with optional termination

• I2S input via internal header for optional USB and HDMI connectivity

• DSD over PCM (DoP v1) support at all inputs

• Supported sampling rates:

  • SPDIF&TOSLINK: 44.1/48/88.2/96/176.4/192 kHz

  • I2S: 44.1/48/88.2/96/176.4/192/352.8/384 kHz

  • DSD: 64/128 Fs

• Multistage input signal switching for maximum isolation between active channels

• Blank SPDIF synchronization output

• Word clock synchronization output

• Trigger in and out

• Galvanically isolated audio and control data output
  

FPGA audio processing:

• Single stage upsamling to 352.8/384kHz for all input sampling rates

• 3dB inter-sample peaking headroom

• Four selectable LPCM upsampling filter characteristics
  

• Supports asynchronous FIFO buffering for isolation of clock domains

• High quality DSD to PCM conversion to 352.8kHz

• Four selectable DSD to PCM conversion filter characteristics

Miscellaneous:

• 32 bit microprocessor for system control
  

• RS232 via DB25

• Connection for display and front control panel

• Low-noise discrete power regulators for clock and output circuits

• Dual power input with isolated standby control