User contributions for Mahjongg

6 May 2014

• 23:4323:43, 6 May 2014 diff hist +68‎ Spectrum polish off ‎No edit summary
• 23:4023:40, 6 May 2014 diff hist +157‎ N File:Spectrum with real keys and joystick interface.JPG ‎ my spectrum modded with 40 6x6mm buttons glued inside the to case and wired with very thin blank wire from a multicore cable. also added a DB9 joystick port.

27 April 2014

• 19:5119:51, 27 April 2014 diff hist +1,185‎ N Mahjongg ‎ Created page with "I am an electronic engineer, (of Dutch descend) specialized in designing PCB's for Analog, Digital and to a lesser degree RF systems. In the past I have designed (among many o..."
• 19:4819:48, 27 April 2014 diff hist +22‎ User:Mahjongg ‎No edit summary
• 19:4819:48, 27 April 2014 diff hist +9‎ User:Mahjongg ‎No edit summary
• 19:4719:47, 27 April 2014 diff hist −1‎ m User:Mahjongg ‎No edit summary
• 19:4719:47, 27 April 2014 diff hist +738‎ User:Mahjongg ‎No edit summary
• 19:3119:31, 27 April 2014 diff hist +22‎ User:Mahjongg ‎No edit summary
• 19:3019:30, 27 April 2014 diff hist +81‎ N Talk:ZX81PLUS35 ZX81 clone ‎ Created page with "comments should go here: ~~~"
• 19:1319:13, 27 April 2014 diff hist +1‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:1119:11, 27 April 2014 diff hist +9‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:0819:08, 27 April 2014 diff hist +68‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:0619:06, 27 April 2014 diff hist +1‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 19:0519:05, 27 April 2014 diff hist +1‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:0419:04, 27 April 2014 diff hist +59‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:0219:02, 27 April 2014 diff hist +48‎ N File:Color coded ZX14 schematic with eprom support.pdf ‎ color coded version of zx14, the 2014 zx81 clone
• 19:0019:00, 27 April 2014 diff hist −1‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 19:0019:00, 27 April 2014 diff hist +6‎ ZX81PLUS35 ZX81 clone ‎ →‎3D Preview
• 18:5818:58, 27 April 2014 diff hist +46‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 18:5018:50, 27 April 2014 diff hist +75‎ ZX81PLUS35 ZX81 clone ‎ →‎Schematic
• 18:4618:46, 27 April 2014 diff hist 0‎ File:ZX14 schematic.png ‎ Mahjongg uploaded a new version of "File:ZX14 schematic.png"
• 18:3218:32, 27 April 2014 diff hist 0‎ File:ZX14 schematic.pdf ‎ Mahjongg uploaded a new version of "File:ZX14 schematic.pdf"

25 April 2014

• 00:1500:15, 25 April 2014 diff hist +12‎ ZX81PLUS35 ZX81 clone ‎No edit summary

24 April 2014

• 23:4423:44, 24 April 2014 diff hist +11‎ m ZX81+34 ‎ →‎what now?
• 23:4323:43, 24 April 2014 diff hist +7‎ m ZX81+34 ‎ →‎what now?
• 23:4223:42, 24 April 2014 diff hist +3‎ m ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 23:4223:42, 24 April 2014 diff hist +1‎ ZX81+34 ‎ →‎The ZX14 ZX81 Clone, and how it came to be
• 23:4123:41, 24 April 2014 diff hist +35‎ ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 23:3823:38, 24 April 2014 diff hist +21‎ ZX81+34 ‎No edit summary
• 23:3423:34, 24 April 2014 diff hist +69‎ ZX81+34 ‎ →‎The ZX14 ZX81 Clone, and how it came to be
• 23:2023:20, 24 April 2014 diff hist +6‎ m ZX81+34 ‎ →‎The ZX14 ZX81 Clone, and how it came to be
• 18:2518:25, 24 April 2014 diff hist 0‎ File:ZX14 preview.jpg ‎ Mahjongg uploaded a new version of "File:ZX14 preview.jpg"

23 April 2014

• 00:0200:02, 23 April 2014 diff hist 0‎ File:ZX14 schematic.pdf ‎ Mahjongg uploaded a new version of "File:ZX14 schematic.pdf"

22 April 2014

• 21:3421:34, 22 April 2014 diff hist +17‎ N File:ZX14 schematic.pdf ‎ Schematic of ZX14

19 April 2014

• 23:0623:06, 19 April 2014 diff hist +8‎ Spectrum polish off ‎No edit summary
• 23:0523:05, 19 April 2014 diff hist −6‎ Spectrum polish off ‎No edit summary
• 23:0423:04, 19 April 2014 diff hist +2‎ Spectrum polish off ‎No edit summary
• 23:0323:03, 19 April 2014 diff hist +70‎ Spectrum polish off ‎ more mods I forgot to mention

18 April 2014

• 11:5111:51, 18 April 2014 diff hist +33‎ N Spectrum fixup ‎ Mahjongg moved page Spectrum fixup to Spectrum polish off: fixup has a different meaning for most current
• 11:5111:51, 18 April 2014 diff hist 0‎ m Spectrum polish off ‎ Mahjongg moved page Spectrum fixup to Spectrum polish off: fixup has a different meaning for most
• 11:4911:49, 18 April 2014 diff hist +47‎ Spectrum polish off ‎No edit summary
• 11:4611:46, 18 April 2014 diff hist +11‎ ZX81+34 ‎No edit summary

16 April 2014

• 17:1517:15, 16 April 2014 diff hist −2‎ m Spectrum polish off ‎No edit summary
• 17:1417:14, 16 April 2014 diff hist +12‎ Spectrum polish off ‎No edit summary
• 17:1217:12, 16 April 2014 diff hist +7‎ Spectrum polish off ‎No edit summary
• 17:1217:12, 16 April 2014 diff hist +9‎ Spectrum polish off ‎No edit summary
• 17:1117:11, 16 April 2014 diff hist +174‎ Spectrum polish off ‎ joystick port
• 17:0717:07, 16 April 2014 diff hist +36‎ Spectrum polish off ‎No edit summary
• 17:0417:04, 16 April 2014 diff hist +345‎ Spectrum polish off ‎ what was done up-to now.
• 16:5716:57, 16 April 2014 diff hist +148‎ Spectrum polish off ‎ Sinclair spectrum fixup
• 16:5616:56, 16 April 2014 diff hist +102‎ N Spectrum polish off ‎ Sinclair spectrum fixup
• 13:1513:15, 16 April 2014 diff hist +9‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:1213:12, 16 April 2014 diff hist −4‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:1113:11, 16 April 2014 diff hist +30‎ N File:Keyboard layout.pdf ‎ Keyboard layout drawn to scale
• 13:1013:10, 16 April 2014 diff hist +1‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:1013:10, 16 April 2014 diff hist +28‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0913:09, 16 April 2014 diff hist +23‎ N File:Nieuw keyboard ZX14.pdf ‎ Scaled keyboard overlay
• 13:0813:08, 16 April 2014 diff hist +9‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0613:06, 16 April 2014 diff hist +36‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0613:06, 16 April 2014 diff hist +32‎ N File:Nieuw keyboard overlay.png ‎ Preview of ZX14 keyboard overlay
• 13:0513:05, 16 April 2014 diff hist +32‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0413:04, 16 April 2014 diff hist +26‎ N File:KB matrix schematic.pdf ‎ Schematic of ZX14 keyboard
• 13:0313:03, 16 April 2014 diff hist −2‎ ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0213:02, 16 April 2014 diff hist −1‎ m ZX81PLUS35 ZX81 clone ‎ →‎Keyboard
• 13:0113:01, 16 April 2014 diff hist +120‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 12:5412:54, 16 April 2014 diff hist +41‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 12:5312:53, 16 April 2014 diff hist +53‎ N File:Perfboard keyboard preview.png ‎ Preview rendering of a keyboard on eurocard perfboard
• 12:5212:52, 16 April 2014 diff hist +544‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 12:4612:46, 16 April 2014 diff hist +70‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 12:4212:42, 16 April 2014 diff hist +20‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 12:4012:40, 16 April 2014 diff hist +37‎ N File:ZX14 schematic.png ‎ PNG preview of current ZX14 schematic
• 00:0000:00, 16 April 2014 diff hist +41‎ ZX81PLUS35 ZX81 clone ‎No edit summary

15 April 2014

• 23:5523:55, 15 April 2014 diff hist +62‎ ZX81PLUS35 ZX81 clone ‎ added current schematic

14 April 2014

• 16:3116:31, 14 April 2014 diff hist +44‎ ZX81+34 ‎ →‎what now?
• 16:3016:30, 14 April 2014 diff hist +71‎ ZX81+34 ‎No edit summary
• 16:2716:27, 14 April 2014 diff hist +34‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 16:2616:26, 14 April 2014 diff hist +27‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 16:2516:25, 14 April 2014 diff hist +33‎ N File:ZX14 preview.jpg ‎ A 3D rendered preview of the ZX14
• 16:0016:00, 14 April 2014 diff hist +142‎ ZX81+34 ‎ →‎what now?
• 15:5615:56, 14 April 2014 diff hist +47‎ ZX81+34 ‎ →‎what now?
• 15:3215:32, 14 April 2014 diff hist +5‎ m ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 15:3015:30, 14 April 2014 diff hist +226‎ ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 08:2908:29, 14 April 2014 diff hist +10‎ m ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:3600:36, 14 April 2014 diff hist +104‎ ZX81PLUS35 ZX81 clone ‎No edit summary
• 00:3300:33, 14 April 2014 diff hist +110‎ N ZX81PLUS35 ZX81 clone ‎ Created page with "The ZX14 is a much improved Sinclair ZX81 clone built with modern materials techniques and components in 2014."
• 00:3200:32, 14 April 2014 diff hist +10‎ ZX81+34 ‎No edit summary
• 00:3000:30, 14 April 2014 diff hist +258‎ ZX81+34 ‎ →‎what now?
• 00:2500:25, 14 April 2014 diff hist +7‎ ZX81+34 ‎ →‎what now?
• 00:2500:25, 14 April 2014 diff hist +11‎ ZX81+34 ‎ →‎what now?
• 00:2300:23, 14 April 2014 diff hist +3‎ m ZX81+34 ‎ →‎what now?
• 00:2300:23, 14 April 2014 diff hist +57‎ ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:1800:18, 14 April 2014 diff hist +74‎ ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:1000:10, 14 April 2014 diff hist +43‎ m ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 00:0800:08, 14 April 2014 diff hist +23‎ m ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:0700:07, 14 April 2014 diff hist +41‎ ZX81+34 ‎ →‎what to do? creating the first home computer is what he did!
• 00:0500:05, 14 April 2014 diff hist +20‎ ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:0300:03, 14 April 2014 diff hist +47‎ ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:0300:03, 14 April 2014 diff hist −1‎ m ZX81+34 ‎ →‎The ZX14, and how it came to be
• 00:0200:02, 14 April 2014 diff hist +28‎ ZX81+34 ‎ →‎The ZX14, and how it came to be

13 April 2014

• 23:5923:59, 13 April 2014 diff hist +6,569‎ ZX81+34 ‎ ZX-14 history of why I designed it.