List of ZX80 and ZX81 clones

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

ZX80

• MicroAce (1980, US) ^{[1] [2] [3]}
• Microdigital TK80 (1981, Brazil) ^{[4] [5]}
• Microdigital TK82 (1981, Brazil) ^[6]
• Nova Electrônica/Prológica NE-Z80 (1981, Brazil) ^[7]

• 
  MicroAce
• 
  NE-Z80

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. 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 ZX81 in a ZX Spectrum like case)
• 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] )

• 
  T/S 1000
• 
  T/S 1500
• 
  Lambda 8300

Brazilian clones

• Microdigital TK82C (smaller case and 2K RAM, 1981) ^[12]
• Microdigital TK83 (same case as original, but golden instead of black, 1982) ^{[13] [5]}
• Microdigital TK85 (ZX Spectrum case and 16K or 48K RAM, 1983) ^{[14] [5]}
• Prológica CP-200 (inverted video and larger case, 1982) ^{[15] [16] [17]}
• Prologica CP200S ^[18]
• cdSE Microcomputadores Apply 300 ^{[19] [20]}
• Ritas do Brasil Ringo R470 (1983) ^{[21] [22] [23] [24]}
• Nova Electrônica/Prológica NE-Z8000 (1982) ^{[25] [26] [27] [28] [29] [30] [31]}
• Engebrás AS-1000 (1984) ^{[32] [33] [34] [20]}

• 
  TK82C
• 
  TK83
• 
  TK85
• 
  CP 200
• 
  CP 200S
• 
  Ringo R-470
• 
  NE-Z8000
• 
  AS-1000

Argentinean clones

• Czerweny CZ 1000 (1985) ^{[35] [36] [37]}
• Czerweny CZ 1500 (1985) ^{[38] [39] [37]}
• Czerweny CZ 1000 plus (1986) ^{[40] [41] [37]}
• Czerweny CZ 1500 plus (1986) ^{[42] [37]}

• 
  CZ 1000
• 
  CZ 1500
• 
  CZ 1000 plus
• 
  CZ 1500 plus

South Korean clones

• Samsung SPC-300 ^[43]
• GoldStar FC-30 ^{[44] [45] [46]}
• Boeun Peek PC-1000 (Timex Sinclair 1000 compatible, 1983) ^[47]

Modern clones

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

• ZX81+38 ^[48]
• ZX80/ZX81 Double Clone ^[49] and related ZX80/ZX81 Project ^[50]
• ZX97 ^[51]
• Minstrel ^[52]
• Wilco/Baffa's one ^[53]
• TELLAB TL801, an Italian clone designed in 2002 that can emulate both the ZX80 or ZX81. Selection between machines is made via a jumper. ^[54]

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. "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. 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. "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. "ZX81plus38". GitHub .
49. "ZX80/ZX81 Double Clone". GitHub .
50. "ZX80/ZX81 Project". GitHub .
51. "zx97-lite".
52. "Minstrel blog".
53. "ZX80/81 Homebrew Clone".
54. "HERE IT IS !! We present Him to you, His name is TL801". TELLAB. 2002. Archived from the original on 2006-05-07.

External links

• Planet Sinclair: Computers: Clones and Variants
• Sinclair Nostalgia Products — Sinclair Clones