List of ZX80 and ZX81 clones explained

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]}
• Nova Electrônica/Prológica NE-Z80 (1981, Brazil)^[6]

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^[7] (a 1983 clone, also branded as PC 8300, DEF 3000,^[8] Basic 2000, Marathon 32K, Tonel PC, Unisonic Futura 8300, PC-81 Personal Computer, CAC-3, Polybrain P118, Creon Electronics Power 3000^[9] or NF300 jiaoXueDianNao^[10] )

Brazilian clones

• Microdigital TK82 (ZX80 case, 1981)^{[11] [5]}
• 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]
• Ritas do Brasil Ringo R470 (1983)^{[20] [21] [22] [23]}
• Nova Electrônica/Prológica NE-Z8000 (1982)^{[24] [25] [26] [27] [28] [29] [30]}
• Engebrás AS-1000 (1984)^{[31] [32] [33] [34]}

Argentinean clones

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

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]

External links

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

Notes and References

1. Ahl . David . March 1981 . An Interview with Alfred Milgram . Sync Magazine . 1 . 2 . 6–7 .
2. Web site: MicroAce Microace . 2022-12-19 . www.old-computers.com.
3. Web site: MicroAce . 2022-12-19 . oldcomputermuseum.com.
4. Web site: 2002-01-01 . Microdigital . 2013-07-01 . Portuguese.
5. Web site: Clube do TK90X . 2022-12-19 . www.tk90x.com.br.
6. Web site: Sinclair Nostalgia Products - Sinclair Clones - Nova Electônica . 2023-01-16 . www.interface1.net.
7. Web site: PC 8300 Lambda Electronics Ltd . 2023-01-16 . www.old-computers.com.
8. Web site: Sinclair Nostalgia Products - Sinclair Clones . 2023-01-18 . www.interface1.net.
9. Web site: Sinclair Nostalgia Products - Sinclair Clones - Power 3000 . 2023-01-16 . www.interface1.net.
10. Web site: epocalc - Computer models database . 2023-01-16 . www.epocalc.net.
11. Web site: TK-82 Microdigital . 2022-12-19 . www.old-computers.com.
12. Web site: Sinclair Nostalgia Products - Sinclair Clones - MicroDigital . 2023-01-16 . www.interface1.net.
13. Web site: TK-83 Microdigital . 2022-12-19 . www.old-computers.com.
14. Web site: TK-85 Microdigital . 2022-12-19 . www.old-computers.com.
15. Web site: Editele . Manual CP200S . https://web.archive.org/web/20210923233402/https://datassette.nyc3.cdn.digitaloceanspaces.com/manuais/manual.cp200s.pdf . 2021-09-23 . 2021-09-23 . Portuguese.
16. Web site: CP-200 Prologica . 2022-12-19 . www.old-computers.com.
17. Web site: 1000 BiT - Computer's description . 2022-12-19 . www.1000bit.it.
18. Web site: Micro CP200S - ZX81 . 2005-08-05 . dead . https://web.archive.org/web/20050310094255/http://cobit.mma.com.br/micros/cp200s.htm . 2005-03-10 .
19. July 1983 . Apply 300: o mais profissional dos micros pessoais . Micro Sistemas . 22 . 85.
20. Web site: 2021-09-22 . Trying Out the Ringo R-470, a Brazilian ZX-81 Clone - Code, Strings, and Keys . 2023-01-05 . en-US.
21. Web site: 2018-11-12 . O Ringo R-470 . 2023-01-05 . Datassette . pt-br.
22. Web site: Ringo R470.
23. Web site: Ringo R470 advert.
24. Web site: Editele . Z8000 Manual de Instruções . 2021-09-23 . Portuguese.
25. Web site: Marilza de Lourdes Cardi . 2002-01-01 . Evolução da Computação no Brasil e sua Relação Com Fatos Internacionais . 2021-09-23 . Portuguese.
26. Web site: NE Z8000 . dead . https://web.archive.org/web/20080124095228/http://ftp.mma.com.br/micros/nez8000.htm . 2008-01-24 . 2021-09-25.
27. Web site: NE-Z8000 . Spectrum Computing.
28. Web site: Planet Sinclair: Computers: Clones and variants: South American clones . 2022-12-20 . rk.nvg.ntnu.no.
29. Web site: Sinclair – Nachbauten/Modelle – 8Bit-Museum.de . 2022-12-20 . 8bit-museum.de.
30. Web site: HCM: The Home Computer Museum ... . 2022-12-20 . www.homecomputer.de.
31. Web site: 2008-06-11 . Micro AS1000 - ZX81 . https://web.archive.org/web/20080611013148/http://ftp.mma.com.br/micros/as1000.htm . dead . 2008-06-11 . 2023-01-16 . Clube Old Bits.
32. News: January 1984 . AS-1000 advert . Micro Sistemas . https://web.archive.org/web/20181001010241/http://www.museo8bits.com/anuncios/as1000_jan84.jpg . dead . 2018-10-01 .
33. Web site: Engebrás AS-1000 . 2023-03-07 . MV - Marcos Velasco Software.
34. News: Inojosa . Ricardo . February 1984 . Os Pequenos Notáveis . 32–40 . Micro Sistemas .
35. Web site: CZ-1000 Czerweny . 2023-01-16 . www.old-computers.com.
36. Web site: Czerweny Electronica CZ 1000 . 2023-01-16 . k1.spdns.de.
37. Web site: 2005-01-07 . czmain . https://web.archive.org/web/20050107230301/http://www.microhobby.com/290803/ord/czmain.htm . dead . 2005-01-07 . 2023-01-16 .
38. Web site: Czerweny CZ 1500 - Computer - Computing History . 2023-01-16 . www.computinghistory.org.uk.
39. Web site: Czerweny Electronica CZ 1500 . 2023-01-16 . k1.spdns.de.
40. Web site: CZ-1000 Plus Czerweny . 2023-01-16 . www.old-computers.com.
41. Web site: Czerweny Electronica CZ 1000plus . 2023-01-16 . k1.spdns.de.
42. Web site: Czerweny Electronica CZ 1500plus . 2023-01-16 . k1.spdns.de.
43. Web site: epocalc - Computer models database . 2023-01-16 . www.epocalc.net.
44. Web site: 2016-10-21 . Evolution of computers is told in Seoul museum . 2023-01-16 . koreajoongangdaily.joins.com . en.
45. Web site: Goldstar FC-30 photo .
46. Web site: Cardoso . Cesar . FC-30 Retrópolis . 2023-01-16 . pt-BR.
47. Web site: Hardcore Gaming 101: History of Korean Gaming . 2023-01-16 . www.hardcoregaming101.net.
48. Web site: ZX81plus38. GitHub.
49. Web site: ZX80/ZX81 Double Clone. GitHub.
50. Web site: ZX80/ZX81 Project. GitHub.
51. Web site: zx97-lite.
52. Web site: Minstrel blog.
53. Web site: ZX80/81 Homebrew Clone.
54. Web site: 2002 . HERE IT IS !! We present Him to you, His name is TL801 . https://web.archive.org/web/20060507212959/http://www.zx80.it/e/indexeng.html . dead . 2006-05-07 . TELLAB.