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Pro-Ject Tube Box S MM/MC Phonostage

Pro-Ject Tube Box S MM/MC Phonostage

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Regular price $400 In stock now!
Regular price $499 Sale price $400 In stock now!
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Pro-Ject Tube Box S MM/MC Phonostage

A 2 x 12AX7 tube stage with subsonic filter. Handmade in Europe.

This precision tube phono preamplifier is made using high-end components and offers switchable input impedance and capacitance. Other features include three gain switching, and a switchable subsonic filter. All components including tube output and polypropylene capacitors are audiophile grade and guarantee a breathtaking sound experience.


  • Audiophile-grade ECC83 (12AX7)
  • Dual-mono configuration
  • Audiophile-grade polypropylene WIMA capacitors
  • Precise RIAA equalisation
  • Switchable input impedance/capacitance
  • 3 adjustable gain levels
  • Subsonic filter
  • DC power supply (< 1 watt standby power)
  • Handmade in Europe


    Tube Complement: 2 x ECC83 (12AX7)

    MC Input Impedance: 10, 100, 1,000, 2,000 ohm

    MM Capacitance: 50, 150, 270, 370 pF

    Gain: 41, 51, 61 dB

    Subsonic Filter: At 20 Hz, 12 dB/octave

    Input / Output: Stereo RCA

    Power Supply: 18 V/1000 mA DC

    Dimensions (WHD): 4" x 2.9" x 4.9" (103 x 74 x 125 mm)

    Weight: 1.78 lb. without power supply