Why did computer video outputs go from digital to analog, then back to digital? https://retrocomputing.stackexchange.com/questions/11776/why-did-computer-video-outputs-go-from-digital-to-analog-then-back-to-digital
TL;DR: The increase of screen resolution to VGA was faster than the bandwidth increase of digital display interfaces, but RAMDAC existed.
The service manuals of old professional equipment are truly amazing, the schematics are shown in three different abstraction levels, every single connection is shown, waveforms at 100 different test points are drawn, every single component is listed, with step-by-step test and calibration guidelines. You can almost remove everything from the board and put it back together with a service manual.
Something that today's consumers can only dream of...
50 years ago, NASA's elite 33rd degree Mason-Astronauts of the ancient and respected Cydonian Rite would have been able to arrange a FULL Thunder Blood Moon eclipse AND a solar storm on the same Tuesday and still have enough mana left to stare down a whole flock of suborbital ballistic goats
that's just how far America has fallen from the cutting edge
Opera singers dubbed with dial up modems are gonna be big this summer
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