User contributions for Mahjongg
Jump to navigation
Jump to search
28 June 2022
- 22:5922:59, 28 June 2022 diff hist 0 File:P1030119.JPG Mahjongg uploaded a new version of File:P1030119.JPG current
- 22:5822:58, 28 June 2022 diff hist −48 ZX81plus38 simple to build ZX-81 clone →The crystal oscillator is working!
- 22:5722:57, 28 June 2022 diff hist +66 N File:P1030119.JPG A picture showing measuring the 13MHz crystal signal
- 22:5422:54, 28 June 2022 diff hist +7 ZX81plus38 simple to build ZX-81 clone →The crystal oscillator is working!
- 22:5222:52, 28 June 2022 diff hist −2 ZX81plus38 simple to build ZX-81 clone →The crystal oscillator is working!
- 22:5222:52, 28 June 2022 diff hist +108 ZX81plus38 simple to build ZX-81 clone →It happened I uploaded all ZX81+38 revision 1.7 files to GitHub
23 June 2022
- 17:0617:06, 23 June 2022 diff hist +638 ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
22 June 2022
- 21:3521:35, 22 June 2022 diff hist 0 m ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
- 21:3021:30, 22 June 2022 diff hist +78 ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
- 21:2921:29, 22 June 2022 diff hist +74 N File:ZX81+38 rev 1.7 component placement.png Updated version with U21 = 74HC04 ,rotated J3 and R21 = 330R current
- 20:2720:27, 22 June 2022 diff hist +41 ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
- 20:2620:26, 22 June 2022 diff hist 0 N File:ZX81plus38 Rev 1,7-resized.png No edit summary current
- 20:0320:03, 22 June 2022 diff hist +1 m ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
- 19:3519:35, 22 June 2022 diff hist +36 N File:ZX81plus38 Rev 1,7-1.png rev 1.7 as PNG picture current
- 19:2919:29, 22 June 2022 diff hist +59 ZX81plus38 simple to build ZX-81 clone →juni 22 2022, got a free Xtal and 74HCU04, Finished Revision 1.7
- 19:2719:27, 22 June 2022 diff hist +94 N File:ZX81plus38 Rev 1,7.pdf schematic revision 1.7 with various updates, see bottom right block of schematic current
- 19:2519:25, 22 June 2022 diff hist +2,237 ZX81plus38 simple to build ZX-81 clone →juni 7 2022, still have crystal oscilator problems for my own copy
8 June 2022
- 15:2815:28, 8 June 2022 diff hist −1 m ZX81plus38 simple to build ZX-81 clone →May 24, 2020 slowly making progress
- 15:2715:27, 8 June 2022 diff hist +568 ZX81plus38 simple to build ZX-81 clone →juni 1 2022, crystal oscilator is working!
1 June 2022
- 18:5518:55, 1 June 2022 diff hist +74 ZX81plus38 simple to build ZX-81 clone →juni 1 2022, crystal oscilator is working!
- 18:5318:53, 1 June 2022 diff hist +1 m ZX81plus38 simple to build ZX-81 clone →juni 1 2022, crystal oscilator is working!
- 18:5218:52, 1 June 2022 diff hist +458 ZX81plus38 simple to build ZX-81 clone →juni 1 2022, crystal oscilator is working!
- 17:2417:24, 1 June 2022 diff hist +222 m ZX81plus38 simple to build ZX-81 clone →juni 1 2022, crystal oscilator is working!
- 17:2017:20, 1 June 2022 diff hist +766 ZX81plus38 simple to build ZX-81 clone →junu 1 2022, crystal oscilator is working!
- 17:0917:09, 1 June 2022 diff hist +6 m ZX81plus38 simple to build ZX-81 clone No edit summary
- 13:1013:10, 1 June 2022 diff hist +96 ZX81plus38 simple to build ZX-81 clone →May 24, 2020 slowly making progress
25 May 2022
- 02:5402:54, 25 May 2022 diff hist +4 m ZX81plus38 simple to build ZX-81 clone →May 24, 2020 slowly making progress
- 01:4401:44, 25 May 2022 diff hist +186 m ZX81plus38 simple to build ZX-81 clone →May 24, 2020 slowly making progress
- 01:4201:42, 25 May 2022 diff hist +14 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 01:4101:41, 25 May 2022 diff hist +54 ZX81plus38 simple to build ZX-81 clone →May 24, 2020 slowly making progress
- 01:4001:40, 25 May 2022 diff hist +3,214 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
4 May 2022
- 13:3513:35, 4 May 2022 diff hist +2 ZX81plus38 simple to build ZX-81 clone →April 17, 2022 I Produced a component placement diagram for rev 1.6
- 13:3513:35, 4 May 2022 diff hist +3 m ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 13:3413:34, 4 May 2022 diff hist +8 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 13:3313:33, 4 May 2022 diff hist +296 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 13:2913:29, 4 May 2022 diff hist +986 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 13:1813:18, 4 May 2022 diff hist +442 N File:Rom pinouts for ZX81+38 resized.png drawing explaining three kinds of ROM's that can be fit into the ZX81+38 ROM socket, the three options are: Original ZX-81 ROM a 27C256 OTP (default choice) a 28C256 if you expect you will need to change to contents of the ROM regularly reference the... current
3 May 2022
- 19:4819:48, 3 May 2022 diff hist −1 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 19:4719:47, 3 May 2022 diff hist +310 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally built my own copy
- 19:3319:33, 3 May 2022 diff hist +36 N File:Opgebouwd.JPG Zonder geplaatste IC's current
- 19:2719:27, 3 May 2022 diff hist +340 ZX81plus38 simple to build ZX-81 clone →April 17, 2022 I Produced a component placement diagram for rev 1.6
18 April 2022
- 17:2217:22, 18 April 2022 diff hist +1 m ZX81plus38 simple to build ZX-81 clone →April 17, 2022 I Produced a component placement diagram for rev 1.6
- 17:1617:16, 18 April 2022 diff hist +41 ZX81plus38 simple to build ZX-81 clone →April 17, 2022 I Produced a component placement diagram for rev 1.6
- 17:1317:13, 18 April 2022 diff hist +4 m ZX81plus38 simple to build ZX-81 clone →April 17, 2022 Produced component placement diagram for rev 1.6
17 April 2022
- 21:5421:54, 17 April 2022 diff hist +2 m ZX81plus38 simple to build ZX-81 clone →April 17, 2022 Produced component placement diagram for rev 1.6
- 21:5121:51, 17 April 2022 diff hist +58 N File:ZX81+38 rev .6 component placement.png Mahjongg moved page File:ZX81+38 rev .6 component placement.png to File:ZX81+38 rev 1.6 component placement.png: renaming to rev 1.6 instead of .6 current Tag: New redirect
- 21:5121:51, 17 April 2022 diff hist 0 m File:ZX81+38 rev 1.6 component placement.png Mahjongg moved page File:ZX81+38 rev .6 component placement.png to File:ZX81+38 rev 1.6 component placement.png: renaming to rev 1.6 instead of .6 current
- 21:4921:49, 17 April 2022 diff hist +743 ZX81plus38 simple to build ZX-81 clone →April 17, 2022 Produced component placement diagram for rev 1.6
- 21:4121:41, 17 April 2022 diff hist +71 ZX81plus38 simple to build ZX-81 clone →26 november 2020, I found a suitable soldering iron at home
- 21:3621:36, 17 April 2022 diff hist +61 N File:ZX81+38 rev 1.6 component placement.png component placement drawing for ZX81+38 rev 1.6