Quote Originally Posted by Ross77 View Post
Irving have you got a link to that catalogue? I cant find it,

I Looked at the individual section specs and the dimms are in mm's but the Ixx and Iyy is cm^4 and vol cm3, could be the problem with the decimal places.......
routercnc gave the link in his post above... yes they use inconsistant units but in the formulae they throw in a compensating 1e4 on the bottom to tidy up