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Pro-Ject Silver Analog Preamplifier
Pro-Ject Silver Analog Preamplifier 0
Pro-Ject Silver Analog Preamplifier 1

Pro-Ject Silver Analog Preamplifier

Model #: Pre Box S2 Analog-Silver
At a Glance
Pre Box S2 Analogue features three line level inputs, two pairs of RCA sockets as well as one separate 3.5 millimeter input. Three individual analogue signals can be passed on to a power amplifier, such as Amp Box S2 or other Pro-Ject Box Design power amplifiers, via the RCA pre-output!
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Get to know this product.

The 3.5mm fixed line level output can pass the signal on to an additional amplifier, such as a Head Box S2. A 12V trigger output can remotely turn on other products with trigger input for improved comfort and convenience. The incredibly low harmonic distortion levels guarantee a listening experience which has never been available in this pricerange! The housing is made of an aluminium/metal sandwich construction for highest aesthetics and to protect against unwanted electromagnetic interference and vibratios. Pre Box S2 Analogue comes in silver or black and can be powered by any 5V powerbank or the supplied power supply.


  • Advanced circuitry with premium components
  • Neutral sound with superior low noise floor
  • 3 Stereo Line inputs
  • 1 fixed line output
  • 1 pre output
  • Motorized volume control
  • SMD for short signal paths
  • Low output impedance for low loss with long cables
  • Gold-plated connections
  • Remote control for on/off, input select, volume
  • Trigger outputs for Amp Box S2 and Switch Box
  • Alu/Metal casing protects against vibration and interference
  • Available in black and silver
Useful Documents

Technical Specifications

Frequency Response20 Hz - 40 kHz (+0 - 0.5 dB)
Noise Floor100 dB
Gain8.5 dB – Out; -2dB - Fix Output
Pre-Outputs1 pair RCA/phono sockets
Line-Level Inputs2 pair RCA/phono sockets, 1x jack socket 3.5mm
Input Impedance15 kohms
Fix Output3-pole 3.5mm co-axial jack
Outboard Power Supply5 V /1 A DC, suitable for your country's mains supply
Power Consumption100 mA AC, <1W in Stand-By
Replacement Battery Remote Control1 x CR2032 / 3 V or 1 x CR2025 / 3 V
Dimensions W x H x D103 x 36 x 120 mm
Weight405 g without power supply

Misc. Specs

Product Weight (lbs.).89
Depth (in.)4.72
Width (in.)4.06
Height (in.)1.46
Analog Audio(RCA) Input2
Color Finish NameSilver
WarningProposition 65 Warning for California Residents