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Gustard A20H – DAC and Pre-Amp

The Gustard A20H is truly a cut above the rest when it comes to audio equipment. Its Class A design ensures that it delivers a warm, natural sound that is both accurate and engaging. The amplifier's power output is incredibly impressive, and it can drive even the most demanding headphones with ease. This means that whether you're listening to classical music or heavy metal, the A20H will deliver your music with power and precision.

Another thing that sets the A20H apart from the competition is its build quality. The unit is constructed with high-quality materials, and it feels incredibly solid and well-built. The minimalist design is both elegant and functional, and the compact size makes it easy to integrate into any home audio setup.

The A20H also offers a variety of input and output options, including RCA, , and headphone jacks. This means it can be used with a wide range of audio equipment, making it a versatile addition to any audiophile's collection.

In terms of sound quality, the A20H truly shines. It brings out the subtleties in music that I never knew existed, and the sound stage is wide and deep. The imaging is spot on and the clarity and detail are simply breathtaking. This means that whether you're listening to a live recording or a studio album, the A20H will deliver an immersive and authentic listening experience.

Overall, I cannot recommend the A20H enough. It is a truly outstanding piece of audio equipment that will take your listening experience to the next level. If you're in the market for a high-performance headphone amplifier, look no further than the Gustard A20H. It is a fantastic investment for any audiophile or music enthusiast.


  • Input impedance: 50K ohm
  • Output impedance: 0.5 ohm
  • Output power: 2.5W @ 32 ohm, 1W @ 300 ohm
  • Frequency response: 20Hz – 20kHz (-0.5dB)
  • Signal to noise ratio: >100dB
  • THD+N: <0.01%
  • Channel separation: >70dB
  • Power consumption: 30W
  • Dimensions: 190mm x 120mm x 40mm
  • Weight: 1.3kg
  • Inputs: 1x RCA, 1x XLR
  • Outputs: 1x 6.35mm headphone jack, 1x 4-pin XLR, 2x 3-pin XLR

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February 23rd, 2023—Added external links and revisions.

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