Disassembly of the Apollo Guidance Computer Eldon C. Hall MIT/Instrumentation Lab 2004 MAPLD...

Disassembly of theApollo Guidance Computer

Eldon C. Hall

MIT/Instrumentation Lab

2004 MAPLD International Conference

September 8-10, 2004

Washington, D.C.

APOLLO GUIDANCE COMPUTER (AGC) &

DISPLAY and KEYBOARD (DSKY)

COMMAND MODULE (CM)

Lower Equipment Bay

during assembly

Lower Equipment Bay

during assembly

APOLLO GUIDANCE COMPUTER

MEMORY TRAY RIGHT LOGIC TRAY LEFT

MEMORY TRAY RIGHT LOGIC TRAY LEFT

SENSE AMPLIFIER ASSEMBLY

WELDED-CORDWOOD CONSTRUCTION

WELDED-CORDWOOD CONSTRUCTION

Module prior to encapsulation

Module prior to encapsulation

RAM module prior to encapsulation

RAM module prior to encapsulation

APOLLO GUIDANCE COMPUTER

MEMORY TRAY RIGHT LOGIC TRAY LEFT

MEMORY TRAY RIGHT LOGIC TRAY LEFT

PHILCO SEMICONDUCTOR

Dual nor gateDual nor gate

LOGIC MODULE

Sub-assemblies & logic gates

Sub-assemblies & logic gates

APOLLO GUIDANCE COMPUTER

MEMORY TRAY TOPLOGIC TRAY BOTTOM

MEMORY TRAY TOPLOGIC TRAY BOTTOM

CORE ROPE SCHEMATIC

ROPE MEMORY

ROM module prior to encapsulation

ROM module prior to encapsulation

APOLLO GIDANCE COMPUTER

LOGIC TRAY INTERCONNECTIONS

LOGIC TRAY INTERCONNECTIONS

COMMAND MODULE

Main Control PanelMain Control Panel

DSKY SUBASSEMBLIES