A turret is configured to be rotationally coupled to a vehicle which
includes a first apparatus that is immovably coupled to the vehicle. The
turret comprises a second apparatus coupled to the turret. The second
apparatus is configured to be rotationally coupled to the first
apparatus. The turret further comprises a turret controller which uses
feedback control to control rotation of the turret relative to the
vehicle. The turret further comprises a position sensor coupled to the
second apparatus. The position sensor being configured to provide
information related to the position of the turret to the turret
controller. The turret is configured to engage the first apparatus to
rotate the turret relative to the vehicle.