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Amazon.com: Nobsound Magic Eye 6E2 EM87 Tube Preamp; Audio Level Indicator; VU Meter; Music Spectrum; Vacuum Tube + Driver Board + Case : Electronics
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foone🏳️⚧️ on Twitter: "So yeah. This motherboard has a vacuum-tube based pre-amp for the on-board sound card, with the intention of giving it "true analog sound", something no other motherboard can match.