Advice please : Quick voltage and amps question + speed control

[magicniner]

and a motion controller also. So it is a bit more complicated.

http://hobbycomponents.com/motor-dri...-motor-drivers

But not very complicated as the above linked product has already been suggested, it's as complex a motion controller as is required, as the occasional lost step isn't an issue one pulse generator could be used for all three drivers - Simples! ;-)

- Nick