Fosi Audio Box X5 Phono Preamp for MM&MC Cartridge Turntable 4-Level

• 2.0 Channel Amps
• 2.1 Channel Amps
• Preamps
• Headphone Amps
• Subwoofer Amps
• DAC
• Bluetooth Amps
• Amplifier Boards
• Hot sale
• Christmas limited
• Preamp
• Accessories
• Speakers
• Headphone
• Car amplifier
• 4CH Amplifier
• Other

Product Description

• High Performance: The BOX X5 phono preamp is compatible with both MM and MC cartridges, featuring 4 gain settings and an excellent precise RIAA equalization to provide a clean, direct pass-through of a signal when paired with your turntable
• Audiophile-Grade Components: This preamp utilizes a variety of materials such as 2% Precision Polyester Film Capacitors, Green Sleeve Copper Lead Audio Capacitors, 0.1% High-Precision Film Resistors, OPA1612 Op-Amp, Gold-Plated RCA Jacks, and more. It picks up subtle and finite detail produced from it and delivers a truly warm and inviting sound
• Multiple Gain Settings: With 4-Level gain adjustment settings of 38/48/56/66dB, the preamplifier accommodates both MM & MC cartridge types, meeting a variety of needs. This enhances your phono stage and helps in rebuilding the vintage stereo sound
• Mini and Exquisite: It's built around a minimalist yet functional design featuring an all-aluminum alloy chassis. When paired with the V3 stereo amplifier, the BOX X5 can bring out the best in your vinyl playback, enhancing its frequency response and dynamic performance
• User Friendly Design: It has an easy-to-use one-touch power button, gain control, and a convenient toggle switch to switch between MC and MM cartridges. In addition, the grounding port ensures that the connection is secure

Supporting MM/MC cartridges, BOX X5 is compatible with most turntables, along with 4 adjustable gain levels of 38/48/56/66 dB. It utilizes high-precision capacitors and resistors, ensuring minimal noise for audio purity. Intuitive RCA terminals achieve a plug-and-play experience. 

Input: MM/MC RCA Output: RCA
SNR≥92dB; THD≤0.009%
Frequency Response: 20Hz-20kHz(±0.015dB)
Input Voltage: AC 16V

Q & A:

Q: Is it mandatory to connect the turntable’s ground wire to the BOX X5’s ground terminal?

A: Grounding is recommended to avoid rattling during use. 

Q: Can the BOX X5 be used as a regular preamp?
A: The BOX X5 is a phono preamp with a higher amplification gain than a regular preamp, thus it is not suitable for use as a standard preamp. 

Q: How to power on and off to prevent any thumping sounds that could damage the equipment?

A:

Power On: Turn on the turntable, then the BOX X5, followed by the amplifier.

Power Off: Turn off the amplifier, then the BOX X5, and finally the