The vessel's steering gear is a classic example of a positioner type automation system. The variable input is provided through the steering wheel, and the rudder position is fed back to the operating mechanism. The difference between the input signal and the follow-up signal, until matched and cancelled, is the __________.

In USCG Marine Engineering General Subjects, for engine room systems involving 'The vessel's steering gear is a classic example of a positioner type automation system. The variable input is provided through the steering wheel, and the rudder position is fed back to the operating mechanism. The difference between the input signal and the follow-up signal, until matched and cancelled, is the', the standard operating requirement is: 'proportional band'.