Originally Posted by wallyedmonds
so to say you use a slightly timed brush.
Thats what most people think...but it does not actually change the timing of the motor. Anytime you increase timing you increase Amp draw and RPM. When you take brush edge away you are taking away Amp draw and RPM.
What you are really doing is moving the power curve of the motor to a more usable area for most applications.
EA