Yes that is true. How big is your big motor? -- Martin K peteHVAC wrote: > I heard tell that measuring resistance of the motor and multiplying by > voltage would > give a close value of the lock rotor amps. any truth in this? > > Any good books about dc motor control? > > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist