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Are these the correct timing belts? http://www.robotdigg.com/product/233/200-2GT-6-Endless-GT2-Belt

This seems like a really neat thing to try (for me, more useful than using 2 colors ;-). Did you follow some online guide to get started (or did it all just come naturally ;-). If you have any links,...

Clough42, what is your recommendation for plastic: PLA, ABS or a mix?

RobH2, what did you use to print?

The changes I see which are specific the dual extruder (ABL support ignored) are in Configuration.h:
#define MOTHERBOARD 34
#define EXTRUDERS 2
#define TEMP_SENSOR_0 1
#define TEMP_SENSOR_1 1...

Thanks TechMasterJoe. So to connect the servo all I need do is run a 5v/GND pair from any source (e.g. the ramps 5v pin or a 5v wart if the servo draws too much power, assuring a common GND inthe...

Nice design!

I was wondering on the physical connection and whatever Marlin changes are necessary.

In Marlin, my guess is that we need change MOTHERBOARD from 33 to 34.

That translates to...