This project has been stalled in favour of the new 600W plug-in: GxR-ONE
This thread is meant to collect your builds and experience with DC-DC power supplies such as the commonly known plug-in picoPSU.
Thehack already started a very good Guide to 12V PSU some years ago. (thank you!)
Another very good guide for beginners was published by LAZER3D: DC-DC Power Supply...