DISPOSITIF POUR EXPLORER L'INFORMATION, SUR UN VIDEODISQUE ET UN MECANISME DE PRE-VISUALISATION

摘要

Apparatus in a video disc player for previewing or scanning information on a record disc. A position sensor detects the position of a playback stylus relative to the carriage assembly for translating the stylus radially across the disc. The position sensor output signals energize a stylus skipper mechanism to translate the stylus a prescribed number of information tracks in accordance with the stylus carriage bias exceeding a threshold value. The carriage is manually moved across the record with the sensor and skipper mechanism cooperating to translate the stylus in consonance with the carriage movement.