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Equipment > Phono Preamps > PRO-JECT - PHONO BOX S
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Phono Preamps

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Pro-Ject Phono Box S: Incredible Versatility and Protection from Subsonic Interference

The Phono Box S, Pro-Ject's latest phono preamplifier, offers unrivaled performance and unique flexibility never before available at this price point. Phono Box S's extremely impressive sound quality is a massive improvement and a perfect upgrade for most analog hi-fi systems. With a wide range of setting parameters (accessible via a panel on the bottom of the unit), Phono Box S can meet the needs of almost any phono cartridge on the market. A switchable subsonic filter prevents ultra low rumble below 20Hz. Carefully selected amplifier modules and audiophile-grade polypropylene capacitors increase dynamic response, warmth, and transparency. With Phono Box S's improved bass texture and incredibly detailed resolution, you will enjoy your valuable vinyl collection like never before.

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  • Audiophile Performance
  • Dual mono configuration
  • Audiophile-grade amplification modules
  • Audiophile-grade polypropylene WIMA capacitors
  • Precise RIAA equalization
  • Switchable Subsonic filter –12dB @ 20Hz
  • Switchable input impedance/capacitance
  • 4 adjustable gain levels
  • Outstanding sound quality
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Load capacities: 100, 200, 320 and 420pF
Load impedance: 10ohms, 100ohms, 1kohms and 47kohms
Gain, MM and MC: 40, 43, 60 and 63dB
Noise floor, MM / MC: 86dB (94dB - A weighted) / 68dB (75dB - A weighted)
THD, MM / MC: 0.01 / 0.05%
RIAA-equalization curve accuracy: 20Hz - 20kHz / max. 0.4dB
Subsonic filter: at 20Hz with 12dB/octave
Input: 1 pair RCA/phono sockets
Line-level output: 1 pair RCA/phono sockets
Outboard power supply: 18V/500mA DC, suitable for your country's mains supply
Power consumption: 18V/80mA DC
Dimensions (WHD): 4" x 1.5" x 4"
Weight: 1.25 lbs. without power supply

User Manual (PDF, 81 KB)

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