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PRO-JECT - DAC Box DS2 Ultra


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High-End Sound, Beautiful Aesthetics, Top-Grade Engineering and Parts: Pro-Ject DAC Box DS2 Ultra Offers Full DSD256 Support, Upsamples All Inputs to 768kHz, Features Separate Power Supplies

Immersive high-resolution sound and spectacular aesthetics combine to memorable effect in the Pro-Ject DAC Box DS2 Ultra DAC. Designed for state-of-the-art performance, DAC Box DS2 Ultra provides full DSD256 support and upsampling of all input signals to 768kHz from its total of six USB, coaxial, and optical inputs. A first-rate AK4490 DAC chip serves as the engine while an USB 2.0 driver, ultra-low-noise phase oscillator, ultra-linear noise circuitry, and RCA line-level analog output stage further help ensure premium sonics. You can customize what you hear via five selectable digital filters and three selectable sound modes. DAC Box DS2 Ultra also touts separate power supplied for every stage and advanced filter technology. Its full metal casing dramatically cuts down on vibration and resonance. Available with a fine choice of attractive wooden side panels, DAC Box DS2 Ultra strikes an irresistible balance of fidelity and looks. Upgrade your listening experience today with the security of our 100% Money-Back Guarantee.

  • Top grade AK4490 D/A chip (32-bit PCM 768kHz / DSD256)
  • 6 Inputs: 1x USB, 3x optical (TOSlink®), 2x coax (S/PDIF)
  • Up to 32bit/768kHz asynchronous USB (XMOS technology)
  • DSD64, DSD128 & DSD256 (DSD over PCM)
  • Audio Class 2 (USB 2.0 High Speed) driver for Windows included
  • Up to 24bit/192kHz for optical & coax inputs
  • 5 selectable digital filter characteristics
  • 3 selectable sound modes
  • High-end ultra low phase oscillator with superior noise rejection
  • RCA line level solid-state analogue output stage
  • Ultra linear & ultra low noise circuitry
  • Separate power supplies for every stage with advanced filter technology
  • Upgradeable with optional linear power supply Power Box DS2 Sources
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D/A-converter: AK4490 32-bit PCM 768kHz / DSD256
Sampling rate converter: AK4137EQ upsampling to 768kHz
Sampling rates: 32/44,1/48/88,2/96/176,2/192/352,8/384/768 kHz
DSD support: DSD64, DSD128 and DSD256
Filter settings: 5 different selectable on front
Frequency response: 20Hz - 50kHz (+0/-1dB)
Analogue out: RCA/Cinch
Output voltage: 2.2 Veff (switchable +6dB gain gives 4.4 Veff )
THD: .00085% solid state out
Crosstalk: -117dB ([email protected])
Signal to noise ratio: 113dB (20 - 20.000 kHz)
Power consumption: <1 watt standby, 600mA max
Outboard Power supply: 18V/1000mA DC (included)
Dimensions (WHD): 9.45 x 2.83 x 7.87 in
Weight: 4.56 lbs.

User Manual (PDF, 732 KB)

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