Pro-Ject Phono Box S2

Pro‑Ject Phono Box S2 – Versatile MM/MC Phono Preamplifier with Audiophile Performance

The Pro‑Ject Phono Box S2 sets a new benchmark for entry‑level phono stages, combining exceptional sound with remarkable versatility. Featuring precision circuitry, adjustable gain and loading options, and an aluminum/metal sandwich chassis for superior shielding, the Phono Box S2 delivers dynamics, micro‑details, and soundstage depth typically found in higher‑end preamps. Designed for both MM and MC cartridges, it’s an ideal choice for vinyl enthusiasts looking to upgrade their analog playback system.

Key Features

• MM & MC cartridge support: Fully adjustable gain and loading for optimal compatibility
• Aluminum/metal sandwich housing: Provides enhanced shielding from interference and vibration
• Customizable sound: Bottom‑panel switches for fine‑tuning capacitance, impedance, and gain
• Subsonic filter: Removes low‑frequency rumble without affecting overall sound
• High‑quality circuitry: Delivers clean, detailed, and dynamic playback

Customer Benefits

The Phono Box S2 allows vinyl lovers to achieve audiophile‑grade playback at an approachable price. Its versatile design ensures compatibility with a wide range of cartridges, making it the perfect choice for both new and experienced listeners seeking flexibility and premium sound.

Quick Specs

• Input impedance: 10 Ω / 100 Ω / 1 kΩ / 47 kΩ
• Input capacitance: 100 pF / 200 pF / 320 pF / 420 pF
• Gain options: 40 dB / 43 dB / 60 dB / 63 dB
• Subsonic filter: ‑12 dB @ 20 Hz
• Signal‑to‑noise ratio: 85 dB
• THD+N: 0.01 % (MM) / 0.05 % (MC)
• RIAA accuracy: <0.4 dB (20 Hz – 20 kHz)
• Inputs/Outputs: 1× RCA stereo in/out
• Power supply: 18 V / 500 mA DC (included)
• Power consumption: 85 mA
• Dimensions: 10.3 × 3.6 × 11.5 cm
• Weight: 570 g

What’s in the Box

• Pro‑Ject Phono Box S2
• 18 V DC power supply
• User manual

Use Cases / Ideal For

Perfect for vinyl enthusiasts using MM or MC cartridges who want a compact, flexible, and high‑quality phono stage to elevate their analog listening experience.

Pros & Cons

✅ Pros:

• Supports both MM and MC cartridges
• Adjustable gain and loading for system matching
• Shielded chassis reduces interference

⚠️ Cons:

• Settings adjusted via bottom‑mounted switches (not front‑panel accessible)

The Pro‑Ject Phono Box S2 combines flexible cartridge compatibility, customizable sound settings, and audiophile performance—all in a compact, well‑shielded chassis.