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There were a lot of DYI computer schemes in USSR in my childhood. Mostly because getting your hands onto a ready-made one outside workplaces and some very advan
by smsm42 6y ago
There were a lot of DYI computer schemes in USSR in my childhood. Mostly because getting your hands onto a ready-made one outside workplaces and some very advanced schools was nearly impossible, but there were a bunch of schemes published in popular technical journals. From those, with luck, some access to electronic components (also not always easy but easier than getting the whole computer) and decent skills with a soldering iron, one could make a working computer. Output would go to the TV, and some had persistent storage using a cassette recorder. Since there was no internet, of course, if you want a game, or another program (but it usually would be a game), you have to copy it from your friends (and if you ask where the first friend got it - no idea... probably somebody got it from official developers or brought from overseas? but all games of that period I've seen were copied from friends).
- 082349872349872 6y agoThe difficulty of getting transistors in the early 70's (to fix one's time machine): https://youtu.be/m3xVdxDWFWU?t=2700 https://youtu.be/m3xVdxDWFWU?t=2700 Do you remember if it was true that milspec had in general better tolerances than commercially sold components?
- trhway 6y agoyes. The same components, just better binned, marked "VP" - "Voennaya Priemka" ("Military Acceptance"). Like a consumer binned resistor could be 10-15% off the target, VP - no more than 5%. Our main source of electronic components were military electronic hardware dumps around our Navy base :)