Variable gain digital servo system with improved resolution and
Velocity controlling apparatus
Velocity correction apparatus for disc record player
Velocity estimator in a disk drive positioning system
Vibration control for an optical pickup actuator driving device
Video disc head tracking apparatus
Video disc locked groove corrector
Video disc player
Video disc player having stylus position sensing apparatus
Video disc player with self calibrating stylus translator
Video disc read back scanner
Video disc read back scanner
Video disc reproducing apparatus
Video disc stylus control apparatus
Video disc stylus deflector system
Video disc stylus suspension apparatus
Video disc with dynamic stylus cleaning
Videodisc reader with longitudinally displaced turntable