Ken Shirriff's blog

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

A look inside the chips that powered the landmark Polaroid SX-70 instant camera

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The revolutionary Polaroid SX-70 1 camera (1972) was a marvel of engineering: the world's first instant SLR camera. This iconic camer...
8 comments:

Yamaha DX7 chip reverse-engineering, part 6: the control registers

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The Yamaha DX7 digital synthesizer (1983) was the classic synthesizer in 1980s pop music. It uses a technique called FM synthesis to produ...
1 comment:

Yamaha DX7 chip reverse-engineering, part V: the output circuitry

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The Yamaha DX7 digital synthesizer (1983) was the classic synthesizer in 1980s pop music. It uses a technique called FM synthesis to produ...
5 comments:

Simulating the IBM 360/50 mainframe from its microcode

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The IBM System/360 was a groundbreaking family of mainframe computers announced on April 7, 1964. System/360 was an extremely risky "...
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