There are plenty of designs for table-top 3D printers, engravers, and general CNC machines out there. However, if you wanna build big things and build them fast, sometimes you need a machine that can ...

[Matt] is the proud owner of a JGRO-based CNC router and he’s been working on a way to control it without a computer. What he came up with is a way to drive the CNC machine using this Android tablet.

Humans had to carry out all their machining processes by hand for centuries. Even precision tools had to be maneuvered very carefully, inch by inch, by people holding the devices personally. That all ...