Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Inside card sorters: 1920s data processing with punched cards and relays
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Punched card sorters were a key part of data processing from 1890 until the 1970s, used for accounting, inventory, payroll and many other ...
5 comments:
Reverse engineering the popular 555 timer chip (CMOS version)
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This article explains how the LMC555 timer chip works, from the tiny transistors and resistors on the silicon chip, to the functional units...
6 comments:
Counterfeit Macbook charger teardown: convincing outside but dangerous inside
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What's inside a counterfeit Macbook charger? After my Macbook charger teardown , a reader sent me a charger he suspected was counterfe...
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