Various · 1985–1995
ZX Spectrum clone (Pentagon, Didaktik, Scorpion…)
Built by factories and hobbyists across the Eastern Bloc, often from kits.
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Then vs now
Memory128 KBA 2025 phone has about 65,536× more
Clock speed3.5 MHzA phone core ticks about 857× faster
StorageCassette
| Maker | Various |
|---|---|
| Era | 1985–1995 |
| Processor | Z80 compatible, 3.5 MHz |
| Memory | 128 KB |
| Storage | Cassette |
| Big in | Russia, Ukraine, Czechia, Slovakia, Eastern Europe |
Typical specs for this kind of computer in that era, not one exact model.
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Where people started on one
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Questions and answers
How much memory and speed did ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) have?
Typically 128 KB of memory and a Z80 compatible processor at 3.5 MHz. A typical 2025 flagship phone has about 65,536 times more memory.
How many people had ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) as their first computer?
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Where was ZX Spectrum clone (Pentagon, Didaktik, Scorpion…) popular?
It was especially popular in Russia, Ukraine, Czechia, Slovakia, Eastern Europe.