PDP-11/45 system engineering drawings

This document is a comprehensive collection of engineering documentation for the PDP-11/45 computer system. It includes detailed electrical and mechanical drawings, such as drawing directories, circuit schematics, physical layouts, wire lists, and power system configurations. The document also features extensive flow diagrams illustrating data paths, ALU and shifter control, ROM and ROM control, instruction decoding, condition codes, processor data and Unibus registers, timing generation, and trap and miscellaneous control logic. Additionally, it contains system address buffers, Unibus and console control schematics, bus terminator information, cable assembly diagrams, power supply specifications, a software list, and engineering specifications for installation procedures, providing a thorough technical overview of the system's design and functionality.