disclosed is a disk drive having at least one disk for storing data . the disk drive includes at least one transducer for reading or writing data to or from the disk . the transducer is attached to an actuator which positions the transducer with respect to the disk . the actuator includes a controllable motor which is used to move the actuator and the transducer attached thereto . the disk drive also includes a ramp for off loading the transducer or for parking the transducer off of the surface of the disk . also disclosed is apparatus and methods for measuring and controlling the movement of the actuator and attached transducer while the transducer is coming from a position off of the ramp and onto the surface of the disk .