About this gear
The NFB-28 represents Audio-GD's step-up DAC/amplifier combo featuring improved discrete circuitry and more sophisticated power supply design compared to the NFB-11. Kingwa He's fully-balanced, discrete R-2R DAC implementation delivers the company's characteristic organic, analog-like sound signature with enhanced resolution and dynamics. This unit targets serious headphone enthusiasts seeking reference-level performance from Audio-GD's proven discrete topology at a competitive price point.
About Audio-GD
Audio-GD is a Chinese boutique audio electronics company founded by Kingwa He around 2007 in Shenzhen. They specialise in discrete, fully balanced DACs, headphone amplifiers, and preamps built with custom-designed circuit boards — no off-the-shelf op-amps or DAC chips in their flagship products. Eve...
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