Gemini Guidance Computer in National Air and Space Museum
Invented by
IBM Federal Systems Division
Manufacturer
IBM Federal Systems Division
Introduced
1965; 59 years ago (1965)
Discontinued
1966; 58 years ago (1966)
Type
Avionics Guidance Computer
Processor
Discrete Components [1]
Frequency
7.143 kilohertz clock
Memory
39-bit words memory, each composed of three 13-bit syllables, 4,096 words of memory, in a ferrite core array.
Ports
Modular Display Keyboard (MDK), Modular Display Readout (MDR), Attitude Control and Maneuver Electronics (ACME), Inertial Measurement Unit (IMU), Horizon Sensors, Time Reference System (TRS)[2]
Weight
58.98 lb (26.75 kg)
Dimensions
18.9 in × 14.5 in × 12.75 in (48.0 cm × 36.8 cm × 32.4 cm) (H)×(W)×(D)
The Gemini Guidance Computer (sometimes Gemini Spacecraft On-Board Computer (OBC)) was a digital, serial computer designed for Project Gemini, America's second human spaceflight project.[3] The computer, which facilitated the control of mission maneuvers, was designed by the IBM Federal Systems Division.[4]
^"Ch1-2".
^"The Gemini Spacecraft Computer".
^Cite error: The named reference manual was invoked but never defined (see the help page).
^8. J. C. Hundley and R. A. Watson, "A Digital Computer in Orbital Flight," TR 63-825-892, IBM Federal Systems Division, Owego, New York, October 1964.
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