Posted in 3d Printer hacks, Arduino Hacks Tagged 3d printer, arduino pro mini, closed loop, closed loop control, dc motor, optical encoder, reprap, servostrap ...

The creator of the Arduino RF Pro Mini open source development board Etienne, explains a little more about the inspiration behind the project. “ I’ve loved Arduino for years.

The MozziByte Mozzi Arduino Sonification Sound Synth board measures just 45 x 40 x 10 mm when mounted to the Arduino Pro mini.

Prices for boards themselves vary, ranging from around £13 for the Arduino Pro Mini right up to £75 for an Arduino Bluetooth board which uses wireless comms to cut the USB umbilical cord.

An Arduino Pro mini handles the selection between outputs by driving a selection of relays with appropriate timing.