The Gustard A26 Review With its dual AK4499EX & AK4191 DAC is perfect for audiophiles

DAC-The Gustard A26, With its dual AK4499EX & AK4191 DAC, the Gustard A26 MQA Decoder is a powerful and versatile device that is perfect for audiophiles and music lovers who demand the very best in sound quality.

Dual AK4499EX & AK4191 DAC:

The Gustard A26 MQA Decoder features two AK4499EX DACs and one AK4191 modulator from Asahi Kasei Microdevices, delivering high-quality audio with exceptional clarity and detail.

Independent Power Supply and Grounding:

Each channel has independent power supply and grounding, with a separate digital-analog architecture that eliminates interferences from the beginning, ensuring pure and clean sound.


The Gustard A26 MQA Decoder allows for easy access to high-quality online streams, supporting a range of protocols, including Roon, UPnP, and HQPlayer NAA, with more to come in the future.

K2 Ultra-Low Noise Clock Synthesizer:

The K2 clock synthesizer provides precision clock from local oscillators or external clock in, ensuring accurate timing and minimizing jitter.

Exclusive Technology over FPGA:

The Gustard A26 MQA Decoder features exclusive technology over FPGA, including signal routing, clock management, 2nd order PLL, DOP decoding, and depop for PCM & DSD.



The XMOS XU216 supports up to PCM768 (with MQA-support) & DSD512, providing high-resolution audio playback.

Hybrid I/V Converters:

The Gustard A26 MQA Decoder utilizes parallel hybrid I/V converters, providing accurate and powerful output.


The Gustard A26 With its dual AK4499EX & AK4191 DAC

LPF Specifically Designed for AK4499EX:

The LPF is specifically designed for the AK4499EX using discrete devices, providing the possibility to control every detail in sound and performance. Final parameters of the circuit are adjusted with subjective listening, ensuring exceptional sound quality.

MQA Support:

The Gustard A26 MQA Decoder supports MQA decoding, providing high-resolution audio playback with Master Quality Authenticated (MQA) technology.


  • AK4499EX DAC & AK4191 Modulator
  • roon bridge,upnp...
  • Clock synthesization with precision oscillators
  • Exclusive technology over FPGA.
  • 6 PCM filters & 2 DSD filters & DSD Direct mode
  • Parallel hybrid I/V convertors.
  • Specifically designed LPF circuits
  • XU216 from XMOS, supports up to PCM768(with MQA-support) & DSD5
  • Two specific toroidal transformers for audio application.
  • Independent regulators and filters
  • Adjustable brightness with power saving mode.
  • Remote & Touch Panel


  • IIS/USB/LAN: DSD64~DSD512,PCM 44.1K-768KMQA 8X
  • COAX/AES/OPT: DSD64(DoP),PCM 4.1K-192K, MQA 8X
  • ·LAN: Roon/UPnP/HQPlayer NAA (more in the future)
  • 10M Clock in: 50 Q BNC OdBm-20dBm, square wave 0.2-3.3V, sinewave 0.5-3.3V


  • Frequency Response: 20-20kHz /+-0.2dB
  • Dynamic range:>127dB
  • Signal-to-noise ratio:>126dB
  • Crosstalk: -139dB @ 1kHz
  • THD+N: <=0.0001% @1kHz
  • IMD: ~0.001% @-1dbfs
  • RCA: 2.5Vrms (VOLUME FIXED) 100Q
  • XLR: 5.0Vrms(VOLUME FIXED) 100Q
  • XLR pinout: 1-Ground 2-Hot 3-Cold
  • XLR pinout: 1-Ground 2-Hot 3-Cold

 Other detail about Gustard A26:

  • Power Supply:AC115V/230V 50/60Hz
  • Power Consumption <30W
  • Size: 330mm (Width)* 260mm (Length)* 65mm (Height)
  • (protrusion not included)
  • Packing size: 420mm(Width) * 360mm (Length)* 175mm
  • Weight: 7Kg (with package)
  • Sandblasted aluminum alloy case: Silver or Black version
The Gustard A26 Review With its dual AK4499EX & AK4191 DAC is perfect for audiophiles
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