An engineer at the well-known motherboard manufacture a-open has built a motherboard incorporating onboard audio with a vacuum tube pre-amp stage. The board also uses ELNA caps, Cardas wire, REL Mulitcap Capacitor and VISHAY resistors. The board comes with a sock Sovtek 9622.
More information can be found at http://www.aopen.com/products/mb/ax4b-533tube.htm The board is called the AX4B-533 Tube.
More information can be found at http://www.aopen.com/products/mb/ax4b-533tube.htm The board is called the AX4B-533 Tube.