![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. 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.](https://pbs.twimg.com/media/EL4dJhiUUAAd451.jpg:large)
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.
![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. 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.](https://pbs.twimg.com/media/EL4c49jUwAELKro.jpg)
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.
![foone🏳️⚧️ on Twitter: "This is the AOpen AX4b-533 Tube. Wait, Tube? https://t.co/iLA1XPT7je" / Twitter foone🏳️⚧️ on Twitter: "This is the AOpen AX4b-533 Tube. Wait, Tube? https://t.co/iLA1XPT7je" / Twitter](https://pbs.twimg.com/media/EL4ced4UEAAtOS2.jpg)