Quote Originally Posted by Rich View Post
The last point is important as it helps limit my expectation of micro-stepping i.e. it won't make up for accuracy lost within the design or the build ) I would imagine this last point is reflected in the 'motorcalcs' spreadsheet, which includes a significant safety factor?
From what I've read, 1/8 microstep seems to be the most popular and is a good starting point, that's what I use anyway and it's working fine.