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About this gear
The HE-9 is Audio-GD's mid-tier discrete headphone amplifier built around their signature fully balanced topology. Known for its neutral, detailed sound with excellent dynamics, it's designed for audiophiles seeking transparency without clinical coldness. This amp excels with planar magnetic headphones and other demanding loads.
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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