#9 ~Russ’s Filament Extruder: Making "The Puller" & Demo Of A4988 Stepper Motor Driver.

#9 ~Russ’s Filament Extruder: Making “The Puller” & Demo Of A4988 Stepper Motor Driver.

in this video i build a filament puller for my extruder. i also show how the A4988 stepper driver works with full stepping 1/2 stepping 1/4 stepping 1/8 stepping and 1/16 stepping.

and there will be more on this project soon…

http://rwgresearch.com/open-projects/filament-extruder/

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