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Singxer

Singxer SDA-6 Pro2 Dual AK4499EX Decoder Hifi Music DAC

Singxer SDA-6 Pro2 Dual AK4499EX Decoder Hifi Music DAC

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通常価格 ¥199,600 JPY
通常価格 ¥199,600 JPY セール価格 ¥199,600 JPY
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SINGXER SDA-6 PRO 2 Dual AK4499EX Decoder Hifi Music DAC

Description

The SDA-6 PRO 2 is a high-performance DAC developed by the Singxer team, featuring AKM's fourth-generation flagship DAC chips: AK4191 + dual AK4499EX for superior digital-to-analog conversion. With advanced technology and meticulous design, this DAC delivers an unparalleled audio experience, catering to audiophiles seeking top-notch sound quality.

Features

  • Advanced DAC Chipset: Utilizes AKM's latest AK4191 and two AK4499EX chips for exceptional digital-to-analog conversion.
  • Precision Clock System: USB section uses a femtosecond clock with a self-developed thermostatic tank, ensuring the clock system operates in a constant temperature environment.
  • New XMOS XU316 Chip: Upgraded to the latest XU316 chip for USB Audio, supporting DSD512 and PCM 768K sample rates.
  • Ultra-Low Noise Power Supply: Specially optimized power supply system resolves low-frequency distortion issues commonly associated with AKM DACs.
  • Digital Preamp: Features digital preamp with volume adjustment, analog high and low gain adjustment, OLED brightness control, and off-screen playback.
  • High-Performance Clock Technology: Self-developed adaptive clock system, built-in 4-way independent ultra-low jitter audio crystal, ensuring exceptional clock synchronization.
  • Fully Balanced Output: 4-way fully balanced full DC Class A discrete circuit output for pure audio signal transmission.
  • Rich Connectivity: Offers a wide range of input and output interfaces, including USB2.0, SPDIF, BNC, AES, HDMI-I2S, XLR, and RCA.
  • External Clock Input Support: Supports external clock inputs, with USB supporting 10M clock input and other interfaces supporting WCK input.
  • Custom Power Supply: Built-in 40-watt customized O-type transformer with four independent power supply windings and up to 20 groups of distributed voltage regulators.

Specifications

  • DAC Chipset: AK4191 + 2 x AK4499EX
  • USB Input: USB-B female socket, 4.5V-5.1V power supply
  • SPDIF Input: 75Ω input impedance, AES input impedance of 110Ω
  • Power Input: 115V/230V AC, internal 40W custom-built transformer
  • I2S Input: HDMI interface LVDS level, compatible with most front-end devices
  • Analog Output:
    • PCM: RCA: 2.25V RMS, XLR: 4.5V RMS
    • DSD: RCA: 1.8V RMS, XLR: 3.6V RMS
    • Output Impedance: RCA: 22Ω, XLR: 45Ω
    • Frequency Response: 20-20KHz ±0.1dB
    • SNR: 131dB (20-22KHz)
    • Dynamic Range: 131dB (1KHz, -60dBFS)
    • Channel Separation: >130dB @ 1KHz
  • Dimensions: 262mm x 220mm x 46mm (excluding foot and rear connector protrusions)
  • Weight: Product: 2.7kg, Package: 3.6kg
  • Package Dimensions: 330mm x 310mm x 110mm
  • Accessories: USB cable x1, Power cord x1, Infrared remote control x1

Note:

All versions support switching between 115V and 230V AC voltage with an internal toggle switch.

 

 

Here is the test data for the production version of the SDA-6 PRO 2, based on the APX555:

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