Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Showing posts with label
reverse-engineering
.
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Showing posts with label
reverse-engineering
.
Show all posts
Understanding and repairing the power supply from a 1969 analog computer
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We recently started restoring a vintage 1 analog computer. Unlike a digital computer that represents numbers with discrete binary values, a...
2 comments:
Risky line printer music on a vintage IBM mainframe
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At the Computer History Museum , we recently obtained card decks for a 50-year-old computer music program. Back then, most computers didn&#...
3 comments:
Apollo Guidance Computer: Dipstiks and reverse engineering the core rope simulator
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Onboard the Apollo spacecraft, the revolutionary Apollo Guidance Computer helped navigate to the Moon and land on its surface. The AGC'...
7 comments:
Two bits per transistor: high-density ROM in Intel's 8087 floating point chip
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The 8087 chip provided fast floating point arithmetic for the original IBM PC and became part of the x86 architecture used today. One unusua...
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