Ticket punch they were replaced with electronic ticketing systems. The older tickets have been reportedly used in artwork as well as in games. Ticket punch A ticket punch (or control nippers) is a hand tool for permanently marking admission tickets and similar items of paper or card stock. It makes a perforation and a corresponding chad. A ticket punch resembles a hole punch, differing in that the ticket punch has a longer jaw (or "reach") and the option of having a distinctive die shape. A ticket punch resembles a needle punch in that it makes a distinctive pattern in the item punched,
Punched card input/output CPM: The number of cards which can be read or punched in one minute. Card reader models vary from 300 to around 2,000 CPM. If all columns of an 80 column card encode information this translates to approximately 2,500 characters per second (CPS). Cards may be read using mechanical "brushes" that make an electrical contact for a hole, and no contact if no punch, or photoelectric sensors that function similarly. Timing relates the signals to the position on the card. Cards may be read serially, column by column, or in parallel, row by row. Card punches necessarily run more slowly