Basic operation IBM card sorter

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reader brush on ibm 83 card sorter


the basic operation of card sorter take punched card, examine single column, , place card selected pocket. there twelve rows on punched card, , thirteen pockets in sorter; 1 pocket blanks, rejects, , errors. (ibm 1962)


cards passed through sorter face down bottom edge ( 9-edge ) first. small metal brush or optical sensor positioned that, each card goes through sorter, 1 column passes under brush or optical sensor. holes sensed in column settings of sorter controls determine pocket card directed to. directing done slipping card stack of metal strips (or chute blades) run length of sorter feed mechanism. each blade ends above 1 of output pockets, , card routed designated pocket.








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