G853

This document is a proprietary schematic diagram for a "Motion & Selection Circuit G853" (Part Number G853-0-1), Revision A, created by Digital Equipment Corporation (DEC).

Key Information:

• Purpose: Furnished only for test and maintenance purposes.
• Proprietary Nature: The circuits are proprietary to DEC.
• Copyright: 1967 by Digital Equipment Corporation.

• Circuit Components: The schematic details an electronic circuit including:

  • Various resistors (R1-R9), primarily 1/4 Watt, 5% tolerance.
  • Diodes (D1, D2, D3), with D3 specified as an IN758A.
  • Capacitors (C1, C2) of 2.2 MFD, 20V, 10%.

• Power Supply: Indicates a -15V input and a Ground (GND) reference.

• Dates: Drawn on July 5, 1967, checked on July 11, 1967, and engineered on July 7, 1967.
• Component Conversion Chart: Includes a "Transistor & Diode Conversion Chart" listing DEC part numbers (e.g., D664) and their EIA equivalents (e.g., IN3606).