STEPPERONLINE CNC Stepper Motor Driver 1.0-4.2A 20-50VDC 1/128 Micro-Step Resolutions for Nema 17 and 23 Stepper Motor - - Amazon.com
Amazon.com: XFX MD Radeon HD 6450 2GB GDDR3 VGA/DVI/HDMI PCI-Express Video Graphics Card HD645XCNH2;HD-645X-CNH2 : Electronics
CNC Digital Microstep driver DM542 Stepper Motor Controller 2-phase Digital Stepper Motor Driver 20-50V DC Max 4.2A for Nema 17, Nema 23 and Nema 34 series stepper motor, Replace M542 M542H - - Amazon.com
Grafikkarten: Mystery-Boxen werden für ca. 100 US-Dollar bei Amazon verkauft [Update]