Inverter

Summary: This document is a technical schematic and parts list for an "Inverter" circuit board produced by Digital Equipment Corporation (dated 12-7-72). The schematic displays an array of transistor-based inverter circuits (Q1-Q8) utilizing resistors and diodes (D1-D38) to process input/output signals. The parts list identifies the specific components used, including 2N4258 transistors, 1N3606/1N645 diodes, various resistors, and an etched circuit board. It also includes revision notes indicating that specific resistors are deleted on the B169-YA version of the board.