From: gherold@teachspin.com   
      
   On Wednesday, April 4, 2018 at 2:38:24 PM UTC-4, farahs...@gmail.com wrote:   
   > The problem is that we want to replace the old stepper motor with a new   
   stepper motor and we are trying to build an argument that new can replace the   
   old one because their speed vs torque curves are same. Is this the right way   
   to prove?   
   >   
   > We do not have any information about the acceleration and deceleration of   
   the old stepper motor.   
   >   
   > if we compare the speed vs torque curves and if they turned out to be same   
   then would it be okay to conclude that the acceleration and deceleration of   
   the two motors will be same?   
      
   Right that sounds reasonable, but as I said, I don't know much about   
   steppers.  Do they have the same number of poles?  (same number of steps   
   to make one revolution.)  What's it for?  Are you buying a few or   
   hundreds?  Maybe someone (more knowledgeable) will step in.   
      
   George H.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)