Ken Shirriff's blog

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

Showing posts with label analog. Show all posts
Showing posts with label analog. Show all posts

How to multiply currents: Inside a counterfeit analog multiplier

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A recent Twitter thread about a counterfeit analog multiplier chip attracted my attention since I'm interested in both counterfeit in...
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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...
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