List of ZX80 and ZX81 clones

The following is a list of clones of Sinclair Research's ZX80 and ZX81 home computers:

ZX80

ZX81

Official clones

  • Timex Sinclair T/S 1000 (a ZX81 with the same circuit board from the same factory, but with a 2K x 8 RAM chip instead of 1K and small keyboard mask/character set changes. This is typically a U.S. model, with a VHF NTSC RF modulator and slightly improved RF shielding, but are the same BASIC machine)
  • Timex Sinclair T/S 1500 (a TS1000 in a ZX Spectrum like case with 16k built-in)
  • Lambda Electronics Lambda 8300[8] (a 1983 clone, also branded as PC 8300, DEF 3000,[9] Basic 2000, Marathon 32K, Tonel PC, Unisonic Futura 8300, PC-81 Personal Computer, CAC-3, Polybrain P118, Creon Electronics Power 3000[10] or NF300 jiaoXueDianNao[11])

Brazilian clones

Argentinean clones

South Korean clones

Chinese clones

Modern clones

In recent years retrocomputing enthusiasts created various clones or recreations of the ZX80/ZX81.

  • Grant Searle reproduction [49]
  • ZX81+38 [50]
  • ZX80/ZX81 Double Clone [51] and related ZX80/ZX81 Project [52]
  • ZX97 [53]
  • Minstrel [54]
  • Wilco/Baffa's one [55]
  • TELLAB TL801, an Italian clone designed in 2002 that can emulate both the ZX80 or ZX81. Selection between machines is made via a jumper.[56]

References

  1. ↑ Ahl, David (March 1981). "An Interview with Alfred Milgram". Sync Magazine. 1 (2): 6–7.
  2. ↑ "MicroAce Microace". www.old-computers.com. Retrieved 2022-12-19.
  3. ↑ "MicroAce". oldcomputermuseum.com. Retrieved 2022-12-19.
  4. ↑ "Microdigital" (in Portuguese). 2002-01-01. Retrieved 2013-07-01.
  5. 1 2 3 "Clube do TK90X". www.tk90x.com.br. Retrieved 2022-12-19.
  6. ↑ "TK-82 Microdigital". www.old-computers.com. Retrieved 2022-12-19.
  7. ↑ "Sinclair Nostalgia Products - Sinclair Clones - Nova Electônica". www.interface1.net. Retrieved 2023-01-16.
  8. ↑ "PC 8300 Lambda Electronics Ltd". www.old-computers.com. Retrieved 2023-01-16.
  9. ↑ "Sinclair Nostalgia Products - Sinclair Clones". www.interface1.net. Retrieved 2023-01-18.
  10. ↑ "Sinclair Nostalgia Products - Sinclair Clones - Power 3000". www.interface1.net. Retrieved 2023-01-16.
  11. ↑ "epocalc - Computer models database". www.epocalc.net. Retrieved 2023-01-16.
  12. ↑ "Sinclair Nostalgia Products - Sinclair Clones - MicroDigital". www.interface1.net. Retrieved 2023-01-16.
  13. ↑ "TK-83 Microdigital". www.old-computers.com. Retrieved 2022-12-19.
  14. ↑ "TK-85 Microdigital". www.old-computers.com. Retrieved 2022-12-19.
  15. ↑ Editele. "Manual CP200S" (PDF) (in Portuguese). Archived from the original (PDF) on 2021-09-23. Retrieved 2021-09-23.
  16. ↑ "CP-200 Prologica". www.old-computers.com. Retrieved 2022-12-19.
  17. ↑ "1000 BiT - Computer's description". www.1000bit.it. Retrieved 2022-12-19.
  18. ↑ "Micro CP200S - ZX81". Archived from the original on 2005-03-10. Retrieved 2005-08-05.
  19. ↑ "Apply 300: o mais profissional dos micros pessoais" (PDF). Micro Sistemas (22): 85. July 1983.
  20. 1 2 Inojosa, Ricardo (February 1984). "Os Pequenos Notáveis". Micro Sistemas. pp. 32–40.
  21. ↑ "Trying Out the Ringo R-470, a Brazilian ZX-81 Clone - Code, Strings, and Keys". 2021-09-22. Retrieved 2023-01-05.
  22. ↑ "O Ringo R-470". Datassette (in Brazilian Portuguese). 2018-11-12. Retrieved 2023-01-05.
  23. ↑ "Ringo R470".
  24. ↑ "Ringo R470 advert".
  25. ↑ Editele. "Z8000 Manual de Instruções" (PDF) (in Portuguese). Retrieved 2021-09-23.
  26. ↑ Marilza de Lourdes Cardi (2002-01-01). "Evolução da Computação no Brasil e sua Relação Com Fatos Internacionais" (PDF) (in Portuguese). Retrieved 2021-09-23.
  27. ↑ "NE Z8000". Archived from the original on 2008-01-24. Retrieved 2021-09-25.
  28. ↑ "NE-Z8000". Spectrum Computing.
  29. ↑ "Planet Sinclair: Computers: Clones and variants: South American clones". rk.nvg.ntnu.no. Retrieved 2022-12-20.
  30. ↑ "Sinclair – Nachbauten/Modelle – 8Bit-Museum.de". 8bit-museum.de. Retrieved 2022-12-20.
  31. ↑ "HCM: The Home Computer Museum ..." www.homecomputer.de. Retrieved 2022-12-20.
  32. ↑ "Micro AS1000 - ZX81". Clube Old Bits. 2008-06-11. Archived from the original on 2008-06-11. Retrieved 2023-01-16.
  33. ↑ "AS-1000 advert". Micro Sistemas. January 1984. Archived from the original on 2018-10-01.
  34. ↑ "Engebrás AS-1000". MV - Marcos Velasco Software. Retrieved 2023-03-07.
  35. ↑ "CZ-1000 Czerweny". www.old-computers.com. Retrieved 2023-01-16.
  36. ↑ "Czerweny Electronica CZ 1000". k1.spdns.de. Retrieved 2023-01-16.
  37. 1 2 3 4 "czmain". 2005-01-07. Archived from the original on 2005-01-07. Retrieved 2023-01-16.
  38. ↑ "Czerweny CZ 1500 - Computer - Computing History". www.computinghistory.org.uk. Retrieved 2023-01-16.
  39. ↑ "Czerweny Electronica CZ 1500". k1.spdns.de. Retrieved 2023-01-16.
  40. ↑ "CZ-1000 Plus Czerweny". www.old-computers.com. Retrieved 2023-01-16.
  41. ↑ "Czerweny Electronica CZ 1000plus". k1.spdns.de. Retrieved 2023-01-16.
  42. ↑ "Czerweny Electronica CZ 1500plus". k1.spdns.de. Retrieved 2023-01-16.
  43. ↑ "epocalc - Computer models database". www.epocalc.net. Retrieved 2023-01-16.
  44. ↑ "Evolution of computers is told in Seoul museum". koreajoongangdaily.joins.com. 2016-10-21. Retrieved 2023-01-16.
  45. ↑ "Goldstar FC-30 photo".
  46. ↑ Cardoso, Cesar (8 February 2017). "FC-30 | Retrópolis" (in Brazilian Portuguese). Retrieved 2023-01-16.
  47. ↑ "Hardcore Gaming 101: History of Korean Gaming". www.hardcoregaming101.net. Retrieved 2023-01-16.
  48. ↑ "The Secret of the chinese ZX81 clone PZ-80". Retrieved 2026-01-04.
  49. ↑ ""How to build your own ZX80/ZX81 (verified working) and how it works."".
  50. ↑ "ZX81plus38". GitHub.
  51. ↑ "ZX80/ZX81 Double Clone". GitHub.
  52. ↑ "ZX80/ZX81 Project". GitHub.
  53. ↑ "zx97-lite".
  54. ↑ "Minstrel blog".
  55. ↑ "ZX80/81 Homebrew Clone".
  56. ↑ "HERE IT IS !! We present Him to you, His name is TL801". TELLAB. 2002. Archived from the original on 2006-05-07.