1
Reginald W Oldershaw, John Hutson: Dynamic head position tracking control for a magnetic tape playback system. Ampex Corporation, James A LaBarre, George B Almeida, Richard P Lange, June 19, 1990: US04935827 (14 worldwide citation)

A dynamic head position tracking control for a magnetic tape playback system employs a detected dither signal to determine the elevational position of a pair of magnetic transducing heads relative to tracks of recorded information being scanned by the heads. This detection is carried out at several ...


2
Oldershaw Reginald W, Hutson John: Dynamic head position tracking control for a magnetic tape playback system.. Ampex, May 16, 1990: EP0368497-A2 (5 worldwide citation)

A dynamic head position tracking control for a magnetic tape playback system employs a detected dither signal to determine the elevational position of a pair of magnetic transducing heads relative to tracks of recorded information being scanned by the heads. This detection is carried out at several ...