Building a replica of an obscure Romanian computer

We have all seen emulated Apple II and Commodore 64 boards mendacity round. Few of us have heard of the Romanian ZX Spectrum clone often called Cobra, not to mention any efforts to duplicate one. Nonetheless, [Thomas Sowell] has achieved simply that and has shared the story with us online.

Cobra received its identify from its origins within the metropolis of Brasov, subsequently, COpc BRasov. The mirror undertaking was generated for a easy motive. Since getting an authentic Romanian Cobra could be troublesome, [Thomas] he realized that he might as a substitute construct his personal, simply as many Romanians did within the Nineteen Eighties. he went to check the best online resources about CobraAnd he began to work.

The construct began with board pictures obtained from cobrasov.comand these had been used to make a printed circuit board. [Thomas] determined to make use of solely classic ICs sourced from the Japanese Bloc additionally for the sake of authenticity. Most got here from the previous USSR, though some items had been of East German, Romanian or Czechoslovakian manufacture. The undertaking was carried out earlier than the Russian invasion of Ukraine, so there have been no issues with delivery throughout borders.

With every part related and the EEPROMs with an actual Cobra ROM picture, the pc got here to life. There have been a couple of hiccups, with an overheated video IC and a few reminiscence failures. Nevertheless, with some nifty tweaks and built-in replacements, the pc turned out simply advantageous. Different work concerned including a customized keyboard and modifying the three.5″ floppy drives to work with the system.

Total, the constructing is a real tribute to what was as soon as a powerful engineering feat behind the Iron Curtain. [Thomas]The work of additionally embodies the DIY ethos behind many Cobra dwelling computer systems constructed again within the day.

If all this discuss has you interested by the complete story of Cobra and the Romanian pc underground, We have everything you are looking for right here!

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