Ethios 1 - DIY 3D Printer CoreXY / H-bot System

Ethios 1 is a 3D printer using H-Bot system.
Ethios 1 Box (400mmx400mm) is made of 9mm MDF cut by laser.
Linear bearing Lm8uu

Velleman K8200 anti backlash nut
http://www.thingiverse.com/thing:303528

Google+:
https://plus.google.com/u/0/communities/102313715595007087154

Videos:
https://www.youtube.com/watch?v=sXeyRAKO4iQ
https://www.youtube.com/watch?v=iJekpUxJFYk
https://www.youtube.com/watch?v=o-urmyjLs5A

I am working on the "Ethios 2", includes several enhancements,

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