An Open Source, $2000, metal 3-D printer
A group of scientists recently released a complete Open-source metal 3-D printer: This paper reports on the development of a <$2000 open-source metal 3-D printer. The metal 3-D printer is controlled with an open-source micro-controller and is a combination of a low-cost commercial gas-metal arc welder and a derivative of the Rostock, a deltabot RepRap. The…