Re: Open (i think) design for a parallel robot (reprap may be interested)

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Dennis Schmitz"
<denschmitz@...> wrote:

>
> Not really. Since CAD models are built in a cartesian coordinate system,
> somewhere along the way you need to translate into a motor space.

Whenever

> you translate co-ordinate systems, you get quantization error at the

encoder

> (or step) resolution.

surely you get quantization error of this sort even if you don't
translate between co-ordinate systems.

Graham