|Invented by||IBM Federal Systems Division|
|Manufacturer||IBM Federal Systems Division|
|Processor||Discrete Components |
|Frequency||7.143 kilohertz clock|
|Memory||39-bit words memory, each composed of three 13-bit syllables, 4096 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)|
|Power consumption||28V DC|
|Weight||58.98 pounds (26.75 kg)|
The Gemini Guidance Computer (sometimes Gemini Spacecraft On-Board Computer (OBC)) was a digital, serial computer designed for Project Gemini, America's second manned space project. The computer, which facilitated the control of mission maneuvers, was designed by the IBM Federal Systems Division.
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