Sound section of the AOpen AX4B-533 Tube Motherboard
槻ノ木隆のPC実験室
foone🏳️⚧️ on Twitter: "BTW the board is the AOpen AX4B-533 Tube, in case you'd like to research more. (I just realized I didn't say the name)" / Twitter
Tube build with LIAN LI + Pentium 4 + GeForce FX5900 - RETRO Hardware - YouTube
Free Geek Vancouver Volunteer Blog: Audiophile silliness, now on a motherboard!
Aopen AX4B-533 Tube - S478
Wow! Tube Motherboard! | Headphone Reviews and Discussion - Head-Fi.org