Pro-Ject Pre Box RS2 Digital
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Model name
Pre Box RS2 Digital
Conversion type
N/A
Engine
ESS9038Q2M
DSD compatability
Yes
Parameters
up to 32bit/768kHz and DSD512
Frequency response low +/- 3dB (Hz)
N/A
Frequency response high +/- 3dB (Hz)
N/A
Gain (dBu)
N/A
Output Level (balanced) (V)
N/A
Output Level (single-ended) (V)
N/A
Input Impedance (balanced) (Ω)
15 000
Input Impedance (single-ended) (Ω)
15 000
Output Impedance (balanced) (Ω)
180 solid state, 220 tube
Output Impedance (single-ended) (Ω)
180 solid state, 220 tube
Analog outputs
N/A
Signal to Noise Ratio (dB)
N/A
Total Harmonic Distortion + Noise (% at 22 kHz)
< 0.006
Dimensions (mm)
206 x 72 x 222
Weight (kg)
1.71
Official link
The conversion is entrusted to a dual ESS Sabre 9038Q2M chip, and the set of inputs includes two optical, one coaxial, one AES/EBU, a USB 2.0 port, as well as an HDMI connector for receiving an I2S signal from a Pro-Ject CD Box RS2 T CD player.
The Pro-Ject Audio DAC Box RS Final Edition switching arsenal includes an I2S input with Master Clock, balanced AES/EBU input, optical Toslink, coaxial input and USB-B port. The component is capable of decoding audio in DVD formats up to DSD128 and PCM up to 24 bit/192 kHz (24 bit/96 kHz for optical input). The novelty is based on two PCM1792 DAC chips from Texas Instruments and offers the ability to select digital filters according to the listener's sound preferences.
The DAC is equipped with a USB port, optical and coaxial inputs, as well as a linear analog output. Via the USB input, the DAC supports digital PCM streams with parameters up to 32 bit / 768 kHz and DSD up to 256 MHz, that is, it is capable of reproducing audio material in the latest High Resolution formats.
Digital-to-analog converter DAC Box E: a real pleasure from listening to digital sources at an absolutely favorable price! The entry-level E DAC is an excellent digital-to-analog converter for digital audio sources using optical and coaxial connections. Despite the low price, it sounds great and supports HD music data up to 24/192 kHz.
The Pro-Ject Audio DAC Box RS Final Edition DAC offers a rich switching set, which includes an I2S input with Master Clock, a balanced AES/EBU input, an optical Toslink, a coaxial input, and a USB-B port. The DAC is capable of decoding audio in DSD formats up to DSD128 and PCM up to 24 bit/192 kHz (24 bit/96 kHz for the optical input). The new product is based on a pair of Texas Instruments PCM 1792 chips and offers a choice of digital filters. Output stages - ECC88 Diamond selection high-end tube and solid state (switchable).