NuTubeAmp (EAGLE 6.3.0)

NuTube 6P1 25W Hybrid Amplifier

Eagle CAD 6.3.0:

Eagle CAD Schematics (.sch)
Eagle CAD Layout (.brd)
Bill of Materials (txt, csv, xlsx)
Components library (.lbr)

FreeCAD 16.0:

3D CAD NuTube box (NuTube / 12AX7)