D-subminiature
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The D-subminiature or D-sub is a common type of electrical connector. They are named for their characteristic D-shaped metal shield. When they were introduced, D-subs were among the smallest connector
A male DE-9 connector (inline socket)
A female DB-25 connector, used for a printer
DA-26 male connector, sometimes incorrectly called DB-26HD or HD-26
Male DB13W3 connector (plug)
Parallel port
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In computing, a parallel port is a type of interface found on early computers for connecting peripherals. The name refers to the way the data is sent; parallel ports send multiple bits of data at once
D-subminiature
…DD-100, which has four. The above naming pattern was not always followed. Because personal computers first used DB-25 connectors for their serial and parallel ports, when the PC serial port began to use 9-pin connectors, they were often mislabeled as DB-9 instead of DE-9 due to ignorance of the fact that B…
A DB-25 connector often used for a parallel printer port on IBM PC compatible computers, with the printer icon.
Micro ribbon 36-pin female, such as on printers and on some computers, particularly industrial equipment and early (pre-1980s) personal computers.
Mini-Centronics 36-pin male connector (top) with Micro ribbon 36-pin male Centronics connector (bottom)
The Apple II Parallel Printer Port connected to the printer via a folded ribbon cable; one end connected to the connector at the top of the card, and the other end had a 36-pin Centronics connector.