Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Inside a 20-Watt Traveling Wave Tube Amplifier from Apollo
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How did the Apollo astronauts communicate on their trip to the Moon, 240,000 miles back to Earth? They used a 32-pound amplifier, built ar...
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"Space age electronics": Inside a GE thin-film paperweight from the 1960s
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In the early 1960s, General Electric developed a technology called thin-film electronics. 1 These circuits were built from thin films of ...
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Deep dive into how the Teensy microcontroller interacts with the Arduino library
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The Arduino language lets you program microcontrollers at a high level, controlling I/O pins without worry about exactly how the micro...
3 comments:
Inside a transistorized shift register box, built in 1965 for Apollo testing
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One of the under-appreciated aspects of the Apollo launches to the Moon is how much testing was required. I recently came across an item t...
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