Explore Fosi Audio Preamp Collection
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True Tube Amplification: The preamp circuit elevates the voltage to 54V, ensuring the tubes work to their full potential, delivering a warm and rich experience. The unique preamplification technology delivers pure audio signa...
With treble, middle, and bass adjustments capabilities, combined with central point positioning, you can easily find the perfect balance. Additionally, you can effortlessly defeat all the tone adjustments with just a click on ...
Fosi Audio Box X2 Phono Preamp for Turntable Preamplifier HiFi MM Phonograph Preamplifier for Record Player
Tube 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; The Gain Setting: 4-levels of ou...
Fosi Audio Box X3 Bluetooth Phono Preamp for Turntable Phonograph Preamplifier With GE5654 Vacuum Tube Amplifier Audio HiFi DIY
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 a grounding po...
Fosi Audio Box X4 Phono Preamp & Headphone Amplifier with JAN 5654W Vacuum Tubes for MM Turntable Phonograph Preamplifier
2021 NEW MODEL: The updated version for BOX X2. Next-generation phono preamp for unrivaled sound quality. JAN 5654W Tube MM Phono Preamplifier: The BOX X4 phono preamp supports 3.5MM AUX and MM turntable input, converting p...
🍎NOTE: This is a preamplifier, not a power amplifier or phono preamp, can't be used for turntables or passive speakers. RCA input to the computer, CD, phone, iPod, and other player and RCA output to the digital amplifiers, ...
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