Socket holder for noval tubes

This is a Noval ceramic socket holder for rapid prototyping of DIY tube amplifiers.
Noval socket support modern tubes like ECC88 ECC82 ECC83 ECC88 EL84 6AQ5 6BQ5 6P1P 6C45P etc..
Made with PLA and 30% infill.
More DIY 3D printed parts and DIY circuits in my site: http://agalavotti.altervista.org/