Hobby ZR-84

Hobby ZR-84 was an educational and home computer developed by MICROSYS Beočin in SFRY (now Serbia) in 1984.[1]

Specifications[2]
  • CPU: Z80A running at 4 MHz
  • ROM: 12 KB BASIC
  • Primary memory: 16 KB (expandable up to 48 KB)
  • Secondary storage: cassette tape, floppy drive
  • Display: text mode 16 lines with 64 characters each; low-res graphics mode 128x48
  • Sound: separate board
  • I/O ports: composite and RF video, cassette tape storage, and expansion connector

References
  1. "HOBBY ZR-84, kućni računar iz 'male privrede'". Svet Kompjutera (in Serbian). December 1984. p. 14. Retrieved 8 November 2016.
  2. Popović, Stanko (January 1985). "Moćni mališa" [Powerful little guy]. Svet Kompjutera (in Serbian). p. 18-19. Retrieved 8 November 2016.
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