Apollo Core Rope Memory (Apollo Guidance Computer Part 30)
CuriousMarc・2 minutes read
A genuine Apollo Guidance Computer was restored, guiding Apollo missions to the Moon, using core rope memory for program storage. Through various modules and testing, issues with core rope memory were addressed and resolved, leading to successful recovery and preservation of historic AGC software.
Insights
- AGC, the computer guiding Apollo missions to the Moon, was restored by a team led by Mike Stewart, who recovered software from various sources and developed innovative tools like a portable core rope reader.
- The intricate workings of core rope memory, with its unique core flipping scheme involving set wires, inhibit wires, and parity wires, were meticulously explained and demonstrated, highlighting the complexity and precision required to read and manipulate data stored in this early form of memory technology.
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Recent questions
What is the Apollo Guidance Computer?
A computer that guided Apollo missions to the Moon.
How was the AGC software recovered?
Through preservation efforts and innovative technology.
What is core rope memory?
A dense, read-only memory used in AGC.
What challenges were faced during AGC testing?
Issues with missing blocks and reading sections.
How did the team resolve software recovery issues?
By rectifying errors and reintroducing faulty logic.
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