Ken Shirriff's blog

Computer history, restoring vintage computers, IC reverse engineering, and whatever

A circuit board from the Saturn V rocket, reverse-engineered and explained

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In the Apollo Moon missions, the Saturn V rocket was guided by an advanced onboard computer system built by IBM. This system was built fro...
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Repairing a vintage 40-kilovolt xenon lamp igniter

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What do xenon lamps and the invention of radio have in common? The box below is a 1960s German high voltage unit that CuriousMarc obtain...
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Inside a Titan missile guidance computer

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I've been studying the guidance computer from a Titan II nuclear missile. This compact computer was used in the 1970s to guide a Titan...
21 comments:

The Delco Magic line of aerospace computers

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This post is a summary of the Magic line of computers, produced by Delco / General Motors from 1962 to the 1980s. These computers were devel...
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