Positive Bus Receiver M516

This document is a technical schematic and parts list for the Digital Equipment Corporation "Positive Bus Receiver M516," dated 1968. The schematic outlines the electrical circuitry for the device, which utilizes DEC7420N integrated circuits, various resistors, capacitors, and diodes (D662/D664). It includes specific notes regarding power supply connections (Pin 7 for GND and Pin 14 for +5V) and provides a comprehensive parts list for maintenance and manufacturing reference.