Pro-Ject Pre Box S3 Phono Stage (MM)

Compact Stereo Preamplifier With Analog And Digital Flexibility. Advanced DAC, Phono Input, Bluetooth And TV eARC In An Elegant Aluminum Chassis.

Starts at 603 EUR /pc.

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Highlights:

• Compact stereo preamplifier with a total of 9 inputs
• Built in DAC supporting up to 24 bit and 192 kHz
• MM phono input for turntable
• Bluetooth 5.0 with aptX HD for high quality wireless audio
• TV connection via eARC
• Headphone output with wide impedance range
• Solid aluminum cabinet with low noise design

Compact Control Center For Modern Hi-Fi:

Pre Box S3 is designed for listeners who want maximum flexibility and sound quality in a compact and elegant hi-fi component. Despite its small footprint, it functions as a full featured control center in both classic and modern stereo systems. With a total of 9 inputs, you can connect a turntable, CD player, streamer, computer, TV, and mobile devices without compromise. The dedicated MM phono input makes it easy to integrate vinyl into your setup, while eARC enables direct and stable TV connection with optimal synchronization. The combination of analog and digital connectivity makes this preamplifier ideal for both traditional audiophiles and modern users who want one central solution with high usability and pure stereo performance.

Advanced Technology In A Low Noise Design:

Internally, Pre Box S3 is engineered with a strong focus on sound quality and signal purity. The built in DAC based on the Cirrus Logic CS4344 handles digital signals up to 24 bit and 192 kHz, delivering a detailed and natural soundstage. The analog signal path is built on a dual mono principle, ensuring improved channel separation and precise stereo imaging. The motor driven analog volume control provides accurate adjustment and long term reliability. The solid aluminum chassis effectively shields against electromagnetic interference and contributes to stable operation. With both variable and fixed outputs, a dedicated subwoofer output, and a powerful headphone amplifier, Pre Box S3 is a highly versatile solution that adapts easily to almost any hi-fi setup.

Specifications:

• Inputs: 2 x RCA line, 1 x MM phono RCA, 3 x S PDIF coax and Toslink, USB C, Bluetooth 5.0 aptX HD, eARC
• Outputs: Variable RCA, fixed 3.5 mm line, subwoofer RCA, 6.3 mm headphone
• DAC resolution: Up to 24 bit and 192 kHz
• Frequency response: less than -0.4 dB from 20 Hz to 20 kHz
• THD: less than 0.007 percent
• Signal to noise ratio: 110 dB, 120 dB A weighted
• Headphone output power: 2 x 70 mW at 32 Ohm
• Headphone impedance: 16 to 600 Ohm
• Volume control: Analog motor driven potentiometer
• Trigger output: 12V
• Control: RS232 via terminal block
• Power supply: 18V DC 500 mA
• Dimensions: 206 x 55 x 153 mm, 176 mm including connectors
• Weight: 1020 g without power supply
• Included: Remote control
• Finishes: Black or silver
• Manufacturing: Made in Europe

Product reviews and links

PJT-PREBOXS3-BLK: Pro-Ject Pre Box S3 Phono Stage (MM) | Black

PJT-PREBOXS3-SIL: Pro-Ject Pre Box S3 Phono Stage (MM) | Silver

Brand description - Pro-Ject

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Manuals and user guides for Pro-Ject products

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