The wire on a ribbon cable that goes to pin 1 in the socket. Ribbon cables are typically light gray with the pin 1 wire colored red. See ribbon cable. THIS DEFINITION IS FOR PERSONAL USE ONLY. All ...
A plug and socket used to attach 25 pairs of telephone wires. It is also used for SCSI-1 connections and is the 50-pin version of the widely used Centronics connector found on the back of PC printers.