The present invention relates to an elevator type changer for optical recording media including a moveable drawer supporting a number of trays arranged one above the other, each tray capable of holding an optical recording medium, which allows access to all trays at the same time. According to the invention, a changer for optical recording media including a moveable drawer supporting a number of trays arranged one above the other, each tray being capable of holding an optical recording medium, the trays being mounted such that they are pivotable about a horizontal axis of the drawer, is characterized in that the trays are pivoted about the horizontal axis by a rotating movement of a rotation cam connected to the drawer.

 
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> Method for designing de-emphasis circuit for video signal processing integrated circuit and integrated circuit made by the same

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