Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Macbook charger teardown: The surprising complexity inside Apple's power adapter
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Have you ever wondered what's inside your Macbook's charger? There's a lot more circuitry crammed into the compact power adap...
69 comments:
Understanding silicon circuits: inside the ubiquitous 741 op amp
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The 741 op amp is one of the most famous and popular ICs [1] with hundreds of millions sold since its invention in 1968 by famous IC des...
20 comments:
Qui-binary arithmetic: how a 1960s IBM mainframe does math
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The IBM 1401 computer uses an unusual technique called qui-binary arithmetic to perform arithmetic. In the early 1960s, the IBM 1401 wa...
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