Pro-Ject Pre Box DS2 Digital Preamplifier — Silver

Pro-Ject Pre Box DS2 Digital Preamplifier is designed for connecting and controlling audio sources ahead of a power amplifier. Selected version: Silver.

Frequency response: 20Hz - 20kHz (+0/-1dB).

Technical specifications

• Brand: Pro-Ject
• Version: Silver
• 5 digital inputs: 1x coax (S/PDIF), 2x optical (TOSlink®), USB B, BT (aptX)
• 2 analogue inputs: 1x Line In (RCA), 1x Phono Line In (RCA)
• 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 - 20kHz (+0/-1dB)
• Analogue outputs: 1 x 6.3mm Headphone Out (front), 1 x Sub Out, 1 x Fix Out (RCA), 1 x Variable Out (RCA)
• Output voltage: 2.2 Veff (switchable +6dB gain gives 4.4 Veff )
• THD: 0.00085%
• Crosstalk: -117dB (10kHz@0dB)
• Signal to noise ratio: 113dB (20 - 20.000 kHz)
• Power consumption: <1 Watt standby, 600mA max
• Outboard Power supply: 18V/1000mA DC (included)
• Dimensions W x H x D: 206 x 71 x 220 mm
• Weight: 1570 g without power supply

Tags: Pro-Ject, preamplifier