[Ben Katz] is in the process of building a compact, closed-loop espresso machine, and really seems to be pulling it off in the first shot. Though it may not be the final product, we’re in awe of the ...

In the first of a four-part series, Robert Dusenbury provides an overview of how his team went about designing and producing a golf putter to demonstrate the feasibility and benefits of closed-loop ...

Direct torque control is a motor-control method for ac drives that accurately regulates motor speed and torque without encoder feedback from the motor shaft. Eliminating encoders can simplify ...