Sinclair ZX80: Revision history

27 April 2026

• curprev 09:3809:38, 27 April 2026 ZXSpectrum128 talk contribs 11,040 bytes +12 →Storage: Just like the update I did for the ZX81, the speed of loading with 300 baud (37,5 bytes/s) is round about 27 seconds/kB (or KiB ;-)). undo Tag: Visual edit

12 May 2025

• curprev 10:2610:26, 12 May 2025 Josh talk contribs 11,028 bytes −122 No edit summary undo Tag: Visual edit

27 April 2025

• curprev 21:5521:55, 27 April 2025 Josh talk contribs 11,150 bytes +38 →🎬 Trivia / Pop-culture undo Tag: Visual edit
• curprev 21:5221:52, 27 April 2025 Josh talk contribs 11,112 bytes −2 →📜 Schematic & PCB undo
• curprev 21:5121:51, 27 April 2025 Josh talk contribs 11,114 bytes +31 No edit summary undo Tag: Visual edit: Switched
• curprev 21:5021:50, 27 April 2025 Josh talk contribs 11,083 bytes +8 No edit summary undo Tag: Visual edit
• curprev 21:5021:50, 27 April 2025 Josh talk contribs 11,075 bytes −20 No edit summary undo
• curprev 21:4921:49, 27 April 2025 Josh talk contribs 11,095 bytes −7 No edit summary undo Tag: Visual edit: Switched
• curprev 09:2809:28, 27 April 2025 Josh talk contribs 11,102 bytes −51 →🎬 Trivia / Pop-culture undo Tag: Visual edit
• curprev 09:2609:26, 27 April 2025 Josh talk contribs 11,153 bytes +6 →🔢 ROM Keyword Map undo
• curprev 09:2609:26, 27 April 2025 Josh talk contribs 11,147 bytes +32 →🛠️ General Maintenance undo
• curprev 09:2509:25, 27 April 2025 Josh talk contribs 11,115 bytes 0 →🔧 Known PCB Revisions & Errata undo
• curprev 00:5100:51, 27 April 2025 Josh talk contribs 11,115 bytes +5,867 No edit summary undo
• curprev 00:3800:38, 27 April 2025 Josh talk contribs 5,248 bytes 0 →🛠️ General Maintenance undo

25 April 2025

• curprev 17:3017:30, 25 April 2025 Josh talk contribs 5,248 bytes +5,248 Created page with "{{Infobox computer | name = Sinclair ZX80 | image = 250px | caption = A fully–assembled ZX80 with 9 V PSU and UHF TV lead | manufacturer = Science of Cambridge Ltd (later Sinclair Research Ltd) | type = Home computer / hobbyist kit | release date = 29 January 1980 | discontinued = March 1981 (superseded by ZX81) | price = £79 .95 kit / £99 .95 ready-built (≈US$199/249 in 1980) | cpu..."