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Smithsonian National Air and Space Museum. Saturn V Instrument Unit (IU). Installation at the Steven F. Udvar-Hazy Center Chantilly, VA. Paul E. Ceruzzi Division of Space History September 10, 2004. The “Other” Apollo Guidance Computer. Instrument Unit:
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Smithsonian National Air and Space Museum Saturn V Instrument Unit (IU) Installation at the Steven F. Udvar-Hazy Center Chantilly, VA Paul E. Ceruzzi Division of Space History September 10, 2004
The “Other” Apollo Guidance Computer Instrument Unit: Structural part of Saturn V Rocket Honeycomb Aluminum 22’ Diameter 3’ high 4,500 pounds Between 3rd Stage and Payload (LTA) Saturn V and I-B Instrument Units were almost identical
Launch Vehicle Digital Computer(LVDC) and Data Adapter IBM Federal Systems Division, Owego Integrated at IBM Huntsville Hybrid circuits, similar to System/360 Serial logic, 28 bit word length Triple Redundancy Core memory: 32,768 words 82 microsec. Cycle time
The Space Hangar at the Udvar-Hazy Center (opens October 2004)