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Pro-Ject Phono Box MM Review: Can it improve vinyl clarity and reduce noise?

Pro-Ject Phono Box MM, Phono preamplifier with metal case and special low-noise ICs
4.8
[MM Phono Stage]  Dedicated preamp for Moving Magnet cartridges, delivering accurate vinyl reproduction.
[Gold-Plated RCA Sockets]  Corrosion-resistant connections ensure reliable signal transfer and improved audio clarity.
[Dual-Mono Circuitry]  Separate left/right paths maximize channel separation for precise stereo imaging and low crosstalk.
[Compact Design]  Small footprint fits near turntable for tidy setup and minimal cable length.
[Energy-Saving DC Power]  Efficient DC supply with under 1W standby power reduces energy use when idle.
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Phono preamplifier that prepares moving magnet cartridges for cleaner, lower-noise analogue playback. Audiophiles and new collectors gain clearer channel separation and simple connectivity with the compact Pro-Ject Phono Box MM. Is it the right companion for those who want quieter transfers when digitising records?

⚡ At a Glance
  • Sound Signature: Quiet, neutral presentation with clear mids and a low noise floor due to special low-noise ICs
  • Best for: Hobbyist audiophiles and anyone digitising vinyl who uses a moving magnet cartridge
  • Not ideal for: Owners of moving-coil cartridges looking for MC compatibility

Compact phono stage for Moving Magnet cartridges with dual-mono circuitry for strong channel separation. Metal case and gold-plated RCA sockets allow close placement to a turntable while the DC supply keeps standby power under 1 watt.


Cleaner transfers - thanks to special low-noise ICs

Special low-noise integrated circuits reduce internal electronic noise during the amplification stage, preserving subtle groove detail and minimising background hiss. The low noise floor helps keep quieter passages free from audible interference.

Quieter playback makes digitising records and careful listening sessions more faithful to the original recording.

Wider stereo image - with dual-mono circuitry

Dual-mono circuitry separates left and right amplification paths so each channel is processed independently, reducing crosstalk and preserving channel integrity. This approach improves channel separation without additional equalisation.

Improved stereo clarity reveals instrument placement and spatial detail more clearly for attentive listeners.

Simple installation close to the turntable - with compact metal case and gold-plated RCA sockets

Small metal enclosure allows placement near a record player to shorten interconnect lengths, while gold-plated RCA sockets provide reliable contact and resist corrosion. A DC power supply keeps electrical noise away from analogue stages.

Shorter cable runs reduce interference and make setup straightforward for home analogue systems.

✨ The 4 Key Reasons for Pro-Ject Phono Box MM
  1. Dual-mono circuitry – Improves channel separation for clearer, more precise stereo imaging
  2. Gold-plated RCA sockets – Ensure reliable connections and lower contact corrosion over time
  3. Compact metal case – Allows placement close to turntable, reducing cable runs
  4. Low-noise ICs – Produce quieter amplification for clearer transfers when digitising records
📋 Technical Details at a Glance
  • Category: Phono preamplifier
  • Cartridge Compatibility: Moving Magnet (MM) cartridges
  • Inputs/Outputs: Gold-plated RCA connection sockets
  • Circuitry: Dual-mono circuitry for optimal channel separation
  • Noise Control: Special low-noise integrated circuits
❓ Frequently Asked Questions

Q: Is the Phono Box MM compatible with moving-coil cartridges?

A: No, the unit is designed for Moving Magnet cartridges and is not specified for moving-coil use.

Q: Will it help when digitising records?

A: Yes, low-noise ICs and dual-mono circuitry produce a clean, low-noise signal that reviewers identify as ideal for digitising records.

Q: Can it be placed next to a turntable?

A: Yes, the compact metal case is intended for close installation to a record player and it connects via gold-plated RCA sockets, with a DC power supply drawing under 1 watt in standby.

🏆 Our Verdict

Hobbyist audiophiles and anyone digitising vinyl with a moving magnet cartridge will notice clearer channel separation and reduced background noise. Dual-mono circuitry, special low-noise ICs and gold-plated RCA sockets combine to deliver cleaner, more faithful analogue playback. Durable metal construction and very low standby power give long-term reliability and energy-efficient operation for analogue setups.