Pdp-8 I Power Supply 704

This document is a technical schematic for the PDP-8/I Power Supply (Unit 704). It details the electrical circuitry, including input voltage configurations (ranging from 100V to 240V), jumper settings, and transformer connections. The diagram illustrates the primary and secondary transformer stages, rectifier circuits, and filtering components (capacitors C1 through C6). Additionally, the document provides a comprehensive parts list, identifying specific components such as transformers, relays, circuit breakers, and capacitors, along with their respective Digital Equipment Corporation part numbers and a transistor/diode conversion chart.