Robotic Arm (USB-Powered) [MDN.RA]

MDN.RA is an open source 3D printable robotic arm with five degrees of freedom. It is controlled by an Arduino Mega 2560 board, via three thumb joysticks. Non-3D printed materials: *(1) Genuine/Clone Arduino Mega 2560 *(3) SG90 Servo Motor + (3) Arm/Horn *Glue *(2) SG90 Mounting Screw *(1) SG90 Arm Screw *(3) 28BYJ-48 5V Stepper Motor + (3) ULN2003 Driver *(3) Analog Joystick *(4) M4x10mm Bolt *(1) 608-2RS Ball Bearing *(1) M5x20mm bolt + (1) M5 Nut *(28) 6mm Steel Balls *(3) M3x10mm Bolt + (3) M3 Nut *(2) 6mm Tact Button Switch *(2) 10K ohm Resistor *(1) 3mm Green LED *(1) 3mm Red LED *(2) 220/330 ohm Resistor