On 6 September 2011 21:07, Kirk Wallace <[email protected]> wrote:
> Since we > tend to use feedback loops for EMC2 servos, AC or DC type motors should > work the same since non-ideal torque will be corrected, but I haven't > done much work with brushless motors so I'm not an expert. More to the point, if the motor has an encoder you can drive it either sinusoidally or trapezoidally as you wish (Using EMC2. that is. It is not generally true) In fact, here is a demonstration (using one of those little NEMA 23 RapidSyn motors, of which there are two on eBay at the moment) http://www.youtube.com/watch?v=47y6RgAK--8 With the sound turned on, you can hear the difference. -- atp "Torque wrenches are for the obedience of fools and the guidance of wise men" ------------------------------------------------------------------------------ Malware Security Report: Protecting Your Business, Customers, and the Bottom Line. Protect your business and customers by understanding the threat from malware and how it can impact your online business. http://www.accelacomm.com/jaw/sfnl/114/51427462/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
