PRO-JECT PRO BOX RS DIGITAL

Pre owned. In excellent condition. Free from visible signs of wear. Supplied with remote control, manual, and original packaging.

The Pro-Ject Pre Box RS Digital is a hi-fi preamplifier with an integrated digital-to-analog converter, designed to deliver precise, balanced, and detailed digital music reproduction. It supports high-resolution audio formats such as FLAC, WAV, ALAC, and DSD, ensuring clear and faithful sound when connected to modern digital sources.

The conversion section works with high accuracy, transforming the digital signal into analog with great attention to purity and transparency before sending it to the amplifier. Optical, coaxial, and USB digital inputs provide wide compatibility and allow easy integration of multiple sources, while the low-noise circuit design minimizes distortion and interference, preserving the integrity of the musical signal.

The design is compact and elegant, crafted to fit discreetly into any rack or hi-fi setup while maintaining a modern and refined aesthetic. The front controls are intuitive and easily accessible, allowing immediate adjustment of volume and input selection, providing a practical, sophisticated listening experience that meets professional standards.

Technical specifications:

• DAC: DAC1 with 2 x PCM1792 24/192; DAC2 with PCM5102 32/384
• Tubes: 6922 EH
• Digital inputs: 1 x USB 2.0 Audio 32/384 + DoP-DSD 64/128; 1 x RJ45 Sonic I2S for Pro-ject CD Box RS in Sonic Mode; 2 x S/PDIF 24/192; 4 x S/PDIF optical 24/96; 1 x AES/EBU balanced 24/192
• Line-level input: 1 x RCA/phono; input impedance 33 kOhm
• Analog outputs: pre-out XLR and RCA; headphone output 6.35 mm jack
• Headphone impedance: switchable 5 / 20 / 50 ohms
• Analog input sensitivity: 1.6 V RMS for full headphone output
• Frequency response: 20 Hz – 50 kHz (+0 / -0.1 dB)
• Signal-to-noise ratio: -100 dB (IEC-A)
• THD: 0.005% solid-state output; 0.25% tube output
• Master clock output: 16.9344 MHz for Pro-ject CD Box RS in Sonic Mode
• Power consumption: 300 mA solid-state; 850 mA tube; 90 mA standby
• Dimensions (W x H x D): 206 x 72 x 200 mm (210 mm with connectors)
• Weight: 1950 g