Driver K683

This document is a technical schematic for the "Driver K683," a circuit board assembly produced by Digital Equipment Corporation. The diagram illustrates an array of transistor and resistor logic circuits connected to nine input/output split lugs. The document also includes a comprehensive parts list detailing the specifications for the transistors (DEC0001 and DEC3568), resistors of various wattages and resistances, and the diodes (D672) used within the circuit, along with a transistor and diode conversion chart for cross-referencing industry-standard component numbers.