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Phono Box MM Phono Pre-Amp - (Open Box Special)

SKU bst-eq-939a-cert9

Pro-Ject's most affordable phono preamp
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sale Current Price$69.00 Original Price$89.00
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Lab Overview

Open Box / B-Stock Notes

  • exterior grade: 9.0 out of 10 - near mint, very light surface wear
  • item cosmetic note: n/a
  • item function: ✔️ tested
  • item exterior packaging: original, packaging may show damage
  • note: all open box / b-stock items are final sale


  • Pro-Ject's most affordable phono preamplifier
  • allows you to plug a turntable directly into a stereo system, amplifier, computer, or any other device that takes line level input.
  • low noise, low distortion
  • RCA inputs and outputs
  • flat RIAA equalization curve (what you want for a preamp)


Most turntables need a phono preamp to work with stereos, computers, and speaker systems (unless your device has a "phono" input, which is rare). The Phono Box MM is a simple, cost effective solution which will convert your phono output into a low noise, low distortion, line level output.


  • input impedence: 7k ohms / 100pF
  • gain: 32dB F
  • output voltage: 200mV / 1 kHz at 5mV
  • signal to noise ratio: 82 dB (88 dB / A-weighted)
  • input impedence: 7k ohms / 100pF
  • dimensions: 4.2 x 1.2 x 2.4 in., 107 x 30 x 61 mm; 9.9 oz., 280 g


  • power supply
UPC: 9120035827166

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