Fosi Audio Phono Preamp for Turntable Phonograph Preamplifier Mini Stereo Audio HiFi Vacuum Tube Amplifier Box X2 For DIY


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Fosi Audio Phono Preamp for Turntable Phonograph Preamplifier Amplificador Mini Stereo Audio HiFi Tube Amplifier Box X2

Notice: BOX X2 is only a preamplifier, not amplifier, can not be connected with passive speakers directly, If you need connect BOX X2 with passive speakers, you need to connect it with an amplifier then connect the amplifier with your passive speakers.


  • Tube MM Phono Preamplifier: Converts phono signals to Line Level Signals with low-noise integrated circuits and high-quality components to remove low-frequency noise ensure clear sound quality. Designed with grounding post to protect your turntable.

  • Three switchable gain modes: 39, 42, 45 dB. Adjustable gain levels to give you customizable control and outstanding compatibility. Entry-Level high-end analog sound and top-notch circuitry for an unbeatable low cost.

  • Tube Preamplifier: It’s also a tube preamp with 3.5mm AUX Input. Designed and assembled by Fosi Audio from high-quality components. Great warm, smooth-sounding.

  • Applicable vacuum tube model: 6J2/6K4/6J1/6J4/GE5654/6AK5/66*In vacuum tubes, etc. You can replace the vacuum tubes to DIY your stereo system. Different tube with different sound.


  • Model: BOX X2

  • Power Adapter Output: 12V/1.5A

  • Product Adapter Input Voltage Range: AC 110V – 240V

  • Box X2 Phono Preamp DC Input Voltage: 12V

  • Output Voltage Level: 600 Mv @3mV 1kHz

  • SNR ≥ 98dB

  • THD ≤ 0.1%

  • Frequency Response: Standard RIAA

  • Product Weight: 0.66 lb/300g

  • Product Dimensions: 4.66 inch/3.85 inch/1.29 inch

  • Input Mode: RCA+3.5mm AUX

Package Include:

*Box X2 Phono Preamp x1

*6A2 Vacuum Tubes x2

*RCA Cable x1

*Power Adaptor x1(Optional)

*User Manual x1

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SKU: TUYA3VC6CAP7 Category:
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