Fosi Audio Box X5 Phono Preamplifier

The Fosi Audio Box X5 is a high-performance phono preamplifier compatible with both Moving Magnet (MM) and Moving Coil (MC) cartridges. It features four adjustable gain settings and precise RIAA equalization, ensuring optimal audio fidelity for your vinyl records.

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Description

Enhance your vinyl listening experience with the Fosi Audio Box X5 Phono Preamplifier, designed to deliver exceptional sound quality for both MM and MC cartridges. Its minimalist and functional design, housed in an all-aluminum alloy chassis, seamlessly integrates into any audio setup.​

Key Features:

  • MM & MC Cartridge Compatibility: Supports both cartridge types, providing flexibility for various turntable configurations. ​

  • Multiple Gain Settings: Offers four adjustable gain levels (38dB, 48dB, 56dB, 66dB) to accommodate different cartridge outputs and ensure optimal signal matching.

  • Precise RIAA Equalization: Ensures accurate frequency response, preserving the original sound of your vinyl records.

  • Audiophile-Grade Components: Utilizes high-quality materials, including 2% precision polyester film capacitors, 0.1% high-precision film resistors, and the OPA1612 op-amp, to deliver warm and inviting sound.

  • User-Friendly Design: Features an intuitive one-touch power button, gain control, and a convenient toggle switch for selecting between MM and MC cartridges. The grounding port ensures a secure connection, minimizing unwanted noise. ​

Technical Specifications:

  • Input Mode: MM/MC RCA

  • Output Mode: RCA

  • Total Harmonic Distortion (THD): ≤0.009%

  • Signal-to-Noise Ratio (SNR): ≥92dB​

  • Frequency Response: 20Hz-20kHz (±0.015dB)

  • Input Voltage: AC 16V​

  • Dimensions: 4.1 x 6.5 x 1.4 inches​

The Fosi Audio Box X5 Phono Preamplifier is an excellent choice for vinyl enthusiasts seeking to enhance their turntable’s performance with precise RIAA equalization, adjustable gain settings, and high-quality components.​

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