Fosi Audio ZD3 Preamplifier

Description

The Fosi Audio ZD3 is a flagship desktop DAC and preamplifier meticulously designed for audiophiles seeking superior sound quality and versatility. Its fully balanced architecture minimizes channel interference, ensuring a clean and accurate audio reproduction.​

Key Features:

• High-Performance DAC Chip: Utilizes the ESS ES9039Q2M DAC chip with Hyperstream IV technology, supporting PCM up to 32bit/768kHz and native DSD up to DSD512, delivering rich and detailed sound.

• Versatile Connectivity: Equipped with multiple inputs—USB-B, HDMI ARC, optical, coaxial, and Bluetooth 5.0 (with support for aptX HD, aptX, AAC, and SBC codecs)—the ZD3 seamlessly integrates with various audio sources.

• Customizable Sound: Features interchangeable LME49720 op-amps in DIP8 format, allowing users to tailor the pre-amplification stage to their sonic preferences.

• Balanced Outputs: Provides both XLR (5Vrms) and RCA (2.5Vrms) outputs, catering to different amplifier and speaker setups.

• Advanced Performance Metrics: Boasts a Signal-to-Noise Ratio (SNR) of 126dB, Total Harmonic Distortion plus Noise (THD+N) of less than 0.00008%, and a dynamic range of 123dB, ensuring high-fidelity audio reproduction.

• User-Friendly Design: Features a 1.5-inch OLED display for clear visibility of settings and an intuitive interface for easy operation.

Technical Specifications:

• Inputs: USB-B, HDMI ARC, Coaxial, Optical Toslink, Bluetooth 5.0​

• Outputs: Stereo XLR, Stereo RCA​

• Supported Sample Rates:

  • USB: PCM 32bit/768kHz; DSD512​
  • Optical/Coaxial/HDMI: PCM 24bit/192kHz​
  • Bluetooth: PCM 24bit/48kHz​

• Bluetooth Operating Distance: ≥13 meters​

• Power Supply: DC 12V 1.5A​

The Fosi Audio ZD3’s combination of high-quality components, extensive connectivity options, and customizable features makes it an excellent choice for audiophiles seeking a versatile and high-performing DAC and preamplifier.