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Combined display of all available logs of RevSpace. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).
- 23:07, 7 May 2024 Mahjongg talk contribs uploaded File:Tapuino bb-r2.png
- 23:07, 7 May 2024 Mahjongg talk contribs created page File:Tapuino bb-r2.png
- 17:59, 26 March 2024 Mahjongg talk contribs moved page ZONX81plus41 PSG Board with sd-card interface for the ZX-81 to ZONX81plus41 PSG Board with sd-card interface for the ZX-81 now with rev 1.2 firmware on GitHub (new revision firmware prompted me to publish it on GitHub with a game also.)
- 15:13, 26 March 2024 Mahjongg talk contribs uploaded File:MSX game the goonies running on a NABU.jpeg
- 15:13, 26 March 2024 Mahjongg talk contribs created page File:MSX game the goonies running on a NABU.jpeg
- 15:10, 26 March 2024 Mahjongg talk contribs uploaded File:MSX goonies start screen.JPG
- 15:10, 26 March 2024 Mahjongg talk contribs created page File:MSX goonies start screen.JPG
- 15:07, 26 March 2024 Mahjongg talk contribs uploaded File:CloudCPM drive B- user 0 contains working MSX games and MSXROM executable.jpeg
- 15:07, 26 March 2024 Mahjongg talk contribs created page File:CloudCPM drive B- user 0 contains working MSX games and MSXROM executable.jpeg
- 14:53, 26 March 2024 Mahjongg talk contribs uploaded File:NABU Cloud CPM retronet channel.jpeg
- 14:53, 26 March 2024 Mahjongg talk contribs created page File:NABU Cloud CPM retronet channel.jpeg
- 23:48, 12 March 2024 Mahjongg talk contribs uploaded File:NABU mummy's tumb VGA.JPG
- 23:48, 12 March 2024 Mahjongg talk contribs created page File:NABU mummy's tumb VGA.JPG
- 23:33, 12 March 2024 Mahjongg talk contribs uploaded File:NABU main menu via VGA.JPG
- 23:33, 12 March 2024 Mahjongg talk contribs created page File:NABU main menu via VGA.JPG
- 23:30, 12 March 2024 Mahjongg talk contribs uploaded File:NABU gepatcht adapter board.JPG
- 23:30, 12 March 2024 Mahjongg talk contribs created page File:NABU gepatcht adapter board.JPG
- 00:06, 28 February 2024 Mahjongg talk contribs uploaded File:Mounted adapter.JPG
- 00:06, 28 February 2024 Mahjongg talk contribs created page File:Mounted adapter.JPG
- 01:49, 21 February 2024 Mahjongg talk contribs uploaded File:Composite to component adapter.JPG
- 01:49, 21 February 2024 Mahjongg talk contribs created page File:Composite to component adapter.JPG
- 01:48, 21 February 2024 Mahjongg talk contribs uploaded File:Backplate with VGA connector.JPG
- 01:48, 21 February 2024 Mahjongg talk contribs created page File:Backplate with VGA connector.JPG
- 00:06, 31 January 2024 Mahjongg talk contribs moved page Canadian NABU retro computer conversion to RGB out and 220V 50Hz to Canadian NABU retro computer conversion to VGA out and 220V 50Hz
- 23:45, 30 January 2024 Mahjongg talk contribs uploaded File:YUV2VGA converter board.JPG
- 23:45, 30 January 2024 Mahjongg talk contribs created page File:YUV2VGA converter board.JPG
- 23:42, 30 January 2024 Mahjongg talk contribs uploaded File:Nabu adapter insteekkant.JPG
- 23:42, 30 January 2024 Mahjongg talk contribs created page File:Nabu adapter insteekkant.JPG
- 23:38, 30 January 2024 Mahjongg talk contribs uploaded File:Nabu adapter opgebouwd.JPG
- 23:38, 30 January 2024 Mahjongg talk contribs created page File:Nabu adapter opgebouwd.JPG
- 23:03, 23 January 2024 Mahjongg talk contribs uploaded File:Datasette after second repair.JPG
- 23:03, 23 January 2024 Mahjongg talk contribs created page File:Datasette after second repair.JPG
- 00:08, 10 January 2024 Mahjongg talk contribs moved page PET Datasette to PET Datasette for NVGM CBM 4032 PET
- 23:15, 9 January 2024 Mahjongg talk contribs uploaded File:PET datasette.JPG
- 23:15, 9 January 2024 Mahjongg talk contribs created page File:PET datasette.JPG
- 23:12, 9 January 2024 Mahjongg talk contribs created page PET Datasette (Created page with "{{Project |Name=revising PET datasettes |Picture=plaatje dat je geupload hebt op de wiki |Omschrijving=For the commodore PET 4032 I donated to the NVGM (Nationale Video Gam...")
- 15:44, 10 December 2023 Mahjongg talk contribs created page Talk:Tulipcomputer (Created page with "Ik kan mogelijke helpen, is het een tulip system-1?")
- 16:08, 29 November 2023 Mahjongg talk contribs uploaded File:PCB Preview ZX81+38 rev 1,10 top now with PSG expansion board.JPG
- 16:08, 29 November 2023 Mahjongg talk contribs created page File:PCB Preview ZX81+38 rev 1,10 top now with PSG expansion board.JPG
- 15:57, 29 November 2023 Mahjongg talk contribs uploaded File:P1050844.JPG (packman main screen)
- 15:57, 29 November 2023 Mahjongg talk contribs created page File:P1050844.JPG (packman main screen)
- 15:54, 29 November 2023 Mahjongg talk contribs uploaded File:P1050843.JPG (packman main menu screen)
- 15:54, 29 November 2023 Mahjongg talk contribs created page File:P1050843.JPG (packman main menu screen)
- 15:08, 29 November 2023 Mahjongg talk contribs uploaded File:P1050837.JPG (the sd-card menu with Thomascens ZON80 PSG with sd-card board)
- 15:08, 29 November 2023 Mahjongg talk contribs created page File:P1050837.JPG (the sd-card menu with Thomascens ZON80 PSG with sd-card board)
- 02:35, 27 August 2023 Mahjongg talk contribs uploaded File:Real MSX Games.jpeg
- 02:35, 27 August 2023 Mahjongg talk contribs created page File:Real MSX Games.jpeg
- 02:26, 27 August 2023 Mahjongg talk contribs uploaded File:Cloud cp-m.jpeg
- 02:26, 27 August 2023 Mahjongg talk contribs created page File:Cloud cp-m.jpeg
- 02:20, 27 August 2023 Mahjongg talk contribs uploaded File:Nabu with NTSC monitor.jpeg
- 02:20, 27 August 2023 Mahjongg talk contribs created page File:Nabu with NTSC monitor.jpeg
- 17:58, 14 July 2023 Mahjongg talk contribs uploaded File:TZXDuino pico preview revision 1.3.jpg
- 17:58, 14 July 2023 Mahjongg talk contribs created page File:TZXDuino pico preview revision 1.3.jpg
- 17:56, 14 July 2023 Mahjongg talk contribs uploaded File:TZXDuino pico schematic rev 1.3.pdf
- 17:56, 14 July 2023 Mahjongg talk contribs created page File:TZXDuino pico schematic rev 1.3.pdf
- 00:26, 7 July 2023 Mahjongg talk contribs uploaded File:Sherry MX1A-E1NW keyboard preview.jpg
- 00:26, 7 July 2023 Mahjongg talk contribs created page File:Sherry MX1A-E1NW keyboard preview.jpg
- 00:22, 7 July 2023 Mahjongg talk contribs uploaded File:Sherry MX1A-E1NW keyboard.pdf
- 00:22, 7 July 2023 Mahjongg talk contribs created page File:Sherry MX1A-E1NW keyboard.pdf
- 00:25, 23 June 2023 Mahjongg talk contribs uploaded File:CHERRY MX1A-E1NN 01.png
- 00:25, 23 June 2023 Mahjongg talk contribs created page File:CHERRY MX1A-E1NN 01.png
- 00:00, 23 June 2023 Mahjongg talk contribs uploaded File:Result.JPG
- 00:00, 23 June 2023 Mahjongg talk contribs created page File:Result.JPG
- 23:55, 22 June 2023 Mahjongg talk contribs uploaded File:Program.JPG
- 23:55, 22 June 2023 Mahjongg talk contribs created page File:Program.JPG
- 23:16, 28 May 2023 Mahjongg talk contribs uploaded File:Screw problem.JPG
- 23:16, 28 May 2023 Mahjongg talk contribs created page File:Screw problem.JPG
- 23:04, 28 May 2023 Mahjongg talk contribs uploaded File:Only top with joystick port.JPG
- 23:04, 28 May 2023 Mahjongg talk contribs created page File:Only top with joystick port.JPG
- 21:54, 28 May 2023 Mahjongg talk contribs uploaded File:Joystick works.JPG
- 21:54, 28 May 2023 Mahjongg talk contribs created page File:Joystick works.JPG
- 21:50, 28 May 2023 Mahjongg talk contribs uploaded File:Keyboard on top of case.JPG
- 21:50, 28 May 2023 Mahjongg talk contribs created page File:Keyboard on top of case.JPG
- 21:37, 28 May 2023 Mahjongg talk contribs uploaded File:Its a bit wobbly.JPG
- 21:37, 28 May 2023 Mahjongg talk contribs created page File:Its a bit wobbly.JPG
- 21:33, 28 May 2023 Mahjongg talk contribs uploaded File:Consists of three layers dual sided tape.JPG
- 21:33, 28 May 2023 Mahjongg talk contribs created page File:Consists of three layers dual sided tape.JPG
- 21:28, 28 May 2023 Mahjongg talk contribs uploaded File:Sticky Ridge around keyboard .JPG
- 21:28, 28 May 2023 Mahjongg talk contribs created page File:Sticky Ridge around keyboard .JPG
- 23:21, 16 May 2023 Mahjongg talk contribs uploaded File:It works.JPG (after I resoldered R49 it worked!)
- 23:21, 16 May 2023 Mahjongg talk contribs created page File:It works.JPG (after I resoldered R49 it worked!)
- 04:02, 10 May 2023 Mahjongg talk contribs moved page Buiding up ZX81+38 revision 1,9 to Buiding up and testing the ZX81+38 revision 1,9 (also debugging is sometimes needed)
- 14:44, 7 May 2023 Mahjongg talk contribs created page Buiding up ZX81+38 revision 1,9 (Created page with "{{Project |Name=Building up the ZX81+38 |Picture=plaatje dat je geupload hebt op de wiki |Omschrijving=A manual on how to build the ZX81+38 |Status=Initializing |Contact...")
- 14:41, 7 May 2023 Mahjongg talk contribs uploaded File:2N3904 bent and cut for easy insertion.jpeg (Bent the middle pin out, and cut one of the outer pins so pins have different lengths for ease of insertion in PCB)
- 14:41, 7 May 2023 Mahjongg talk contribs created page File:2N3904 bent and cut for easy insertion.jpeg (Bent the middle pin out, and cut one of the outer pins so pins have different lengths for ease of insertion in PCB)
- 22:53, 6 May 2023 Mahjongg talk contribs uploaded File:Opgebouwd maar niet werkend.JPG (Eerste test gaf geen beeld, er zat een breuk in de RCA conector omdat ik de plug er in moest wrikken, maar ook na repareren plug geen beeld!)
- 22:53, 6 May 2023 Mahjongg talk contribs created page File:Opgebouwd maar niet werkend.JPG (Eerste test gaf geen beeld, er zat een breuk in de RCA conector omdat ik de plug er in moest wrikken, maar ook na repareren plug geen beeld!)
- 20:40, 2 May 2023 Mahjongg talk contribs uploaded a new version of File:ZX81+38 rev 1.9 component placement.png (Moved 15pF capacitors below crystal, and RP1 is a 10K resistor packet)
- 00:26, 26 April 2023 Mahjongg talk contribs uploaded File:Then all ceramic caps.JPG (after the IC's mount the ceramic IS's)
- 00:26, 26 April 2023 Mahjongg talk contribs created page File:Then all ceramic caps.JPG (after the IC's mount the ceramic IS's)
- 23:27, 25 April 2023 Mahjongg talk contribs uploaded File:With ICs mounted.JPG (next step mount the IC's)
- 23:27, 25 April 2023 Mahjongg talk contribs created page File:With ICs mounted.JPG (next step mount the IC's)
- 23:17, 18 April 2023 Mahjongg talk contribs uploaded File:Low components first.jpg (start with the lower components)
- 23:17, 18 April 2023 Mahjongg talk contribs created page File:Low components first.jpg (start with the lower components)
- 23:15, 18 April 2023 Mahjongg talk contribs uploaded File:Kristal legs bent.JPG
- 23:15, 18 April 2023 Mahjongg talk contribs created page File:Kristal legs bent.JPG
- 23:12, 18 April 2023 Mahjongg talk contribs uploaded File:Diodes op zx81+38.JPG (buig diodes met de hand of met een tooltje zoals dit)
- 23:12, 18 April 2023 Mahjongg talk contribs created page File:Diodes op zx81+38.JPG (buig diodes met de hand of met een tooltje zoals dit)
- 23:11, 18 April 2023 Mahjongg talk contribs uploaded File:Buigtool diodes.JPG (buig diodes met de hand of met een tooltje zoals dit)
- 23:11, 18 April 2023 Mahjongg talk contribs created page File:Buigtool diodes.JPG (buig diodes met de hand of met een tooltje zoals dit)
- 23:18, 4 April 2023 Mahjongg talk contribs uploaded File:NABU Dig-Dug.JPG
- 23:18, 4 April 2023 Mahjongg talk contribs created page File:NABU Dig-Dug.JPG
- 23:15, 4 April 2023 Mahjongg talk contribs uploaded File:NABU penguin adventure.JPG
- 23:15, 4 April 2023 Mahjongg talk contribs created page File:NABU penguin adventure.JPG
- 23:13, 4 April 2023 Mahjongg talk contribs uploaded File:NABU werkend.JPG
- 23:13, 4 April 2023 Mahjongg talk contribs created page File:NABU werkend.JPG
- 23:10, 4 April 2023 Mahjongg talk contribs uploaded File:NABU RS422 cable.JPG
- 23:10, 4 April 2023 Mahjongg talk contribs created page File:NABU RS422 cable.JPG
- 21:30, 28 March 2023 Mahjongg talk contribs uploaded File:Crimped anew with two +12V and one +5V wires.JPG
- 21:30, 28 March 2023 Mahjongg talk contribs created page File:Crimped anew with two +12V and one +5V wires.JPG
- 21:20, 28 March 2023 Mahjongg talk contribs uploaded File:Working, but no adapter yet.JPG
- 21:20, 28 March 2023 Mahjongg talk contribs created page File:Working, but no adapter yet.JPG
- 22:56, 25 March 2023 Mahjongg talk contribs uploaded File:Blanco screen at first test.JPG
- 22:56, 25 March 2023 Mahjongg talk contribs created page File:Blanco screen at first test.JPG
- 22:27, 25 March 2023 Mahjongg talk contribs uploaded File:NABU new power supply.JPG
- 22:27, 25 March 2023 Mahjongg talk contribs created page File:NABU new power supply.JPG
- 22:08, 25 March 2023 Mahjongg talk contribs uploaded File:NABU old fan and PSU disassembled.JPG
- 22:08, 25 March 2023 Mahjongg talk contribs created page File:NABU old fan and PSU disassembled.JPG
- 02:06, 25 March 2023 Mahjongg talk contribs uploaded File:Underside NABU PCB.png
- 02:06, 25 March 2023 Mahjongg talk contribs created page File:Underside NABU PCB.png
- 00:34, 23 March 2023 Mahjongg talk contribs uploaded File:NABU main board.jpeg
- 00:34, 23 March 2023 Mahjongg talk contribs created page File:NABU main board.jpeg
- 00:27, 23 March 2023 Mahjongg talk contribs uploaded File:Keyboard fits on ZX-81 seen from front cropped.jpg
- 00:27, 23 March 2023 Mahjongg talk contribs created page File:Keyboard fits on ZX-81 seen from front cropped.jpg
- 00:15, 23 March 2023 Mahjongg talk contribs uploaded File:Keyboard on new PCB mounted on ZX-81.jpeg
- 00:15, 23 March 2023 Mahjongg talk contribs created page File:Keyboard on new PCB mounted on ZX-81.jpeg
- 00:30, 22 March 2023 Mahjongg talk contribs uploaded File:ZX81+38keyboard .JPG
- 00:30, 22 March 2023 Mahjongg talk contribs created page File:ZX81+38keyboard .JPG
- 00:23, 22 March 2023 Mahjongg talk contribs uploaded File:ZX81+38keyboard seen from top.JPG
- 00:23, 22 March 2023 Mahjongg talk contribs created page File:ZX81+38keyboard seen from top.JPG
- 00:12, 22 March 2023 Mahjongg talk contribs uploaded File:NABU CPU and PSG.JPG
- 00:12, 22 March 2023 Mahjongg talk contribs created page File:NABU CPU and PSG.JPG
- 00:12, 22 March 2023 Mahjongg talk contribs uploaded File:NABU IO logic.JPG
- 00:12, 22 March 2023 Mahjongg talk contribs created page File:NABU IO logic.JPG
- 00:11, 22 March 2023 Mahjongg talk contribs uploaded File:NABU serial interfaces.JPG
- 00:11, 22 March 2023 Mahjongg talk contribs created page File:NABU serial interfaces.JPG
- 00:10, 22 March 2023 Mahjongg talk contribs uploaded File:NABU video section.JPG
- 00:10, 22 March 2023 Mahjongg talk contribs created page File:NABU video section.JPG
- 23:57, 21 March 2023 Mahjongg talk contribs uploaded File:NABU keyboard controller.JPG
- 23:57, 21 March 2023 Mahjongg talk contribs created page File:NABU keyboard controller.JPG
- 23:41, 21 March 2023 Mahjongg talk contribs uploaded File:NABU opened.JPG
- 23:41, 21 March 2023 Mahjongg talk contribs created page File:NABU opened.JPG
- 23:34, 21 March 2023 Mahjongg talk contribs uploaded File:NABU empty netwerk box.JPG
- 23:34, 21 March 2023 Mahjongg talk contribs created page File:NABU empty netwerk box.JPG
- 23:31, 21 March 2023 Mahjongg talk contribs uploaded File:Backside of network adapter and NABU PC.JPG
- 23:31, 21 March 2023 Mahjongg talk contribs created page File:Backside of network adapter and NABU PC.JPG
- 23:20, 21 March 2023 Mahjongg talk contribs uploaded File:The complete NABU with manual on top.JPG
- 23:20, 21 March 2023 Mahjongg talk contribs created page File:The complete NABU with manual on top.JPG
- 23:14, 21 March 2023 Mahjongg talk contribs uploaded File:Unboxing the NABU PC shows the keyboard first.JPG
- 23:14, 21 March 2023 Mahjongg talk contribs created page File:Unboxing the NABU PC shows the keyboard first.JPG
- 23:00, 21 March 2023 Mahjongg talk contribs uploaded File:The NABU Boxes.JPG
- 23:00, 21 March 2023 Mahjongg talk contribs created page File:The NABU Boxes.JPG
- 14:46, 19 March 2023 Mahjongg talk contribs created page Canadian NABU retro computer conversion to RGB out and 220V 50Hz (Created page with "{{Project |Name=NABU conversion |Picture=plaatje dat je geupload hebt op de wiki |Omschrijving=conversion to Euro version of the NABU PC |Status=Initializing |Contact=Mah...")
- 16:50, 10 January 2023 Mahjongg talk contribs created page File:Preview top copper of TZXDuino-pico.png
- 16:50, 10 January 2023 Mahjongg talk contribs uploaded File:Preview top copper of TZXDuino-pico.png
- 14:40, 10 January 2023 Mahjongg talk contribs uploaded File:TZXDuino-pico preview.png
- 14:40, 10 January 2023 Mahjongg talk contribs created page File:TZXDuino-pico preview.png
- 00:22, 10 January 2023 Mahjongg talk contribs uploaded a new version of File:TZXDuino pico schematic.png
- 00:20, 10 January 2023 Mahjongg talk contribs uploaded a new version of File:TZXDuino pico schematic.pdf (rotated card holder & 0805 resistors)
- 23:37, 18 December 2022 Mahjongg talk contribs uploaded File:P1030335.JPG (here you can see the TZXDuino-Pico fitted inside the spectrum.)
- 23:37, 18 December 2022 Mahjongg talk contribs created page File:P1030335.JPG (here you can see the TZXDuino-Pico fitted inside the spectrum.)
- 14:26, 26 October 2022 Mahjongg talk contribs uploaded File:TZXDuino Pico 3D preview.PNG
- 14:26, 26 October 2022 Mahjongg talk contribs created page File:TZXDuino Pico 3D preview.PNG
- 14:46, 11 October 2022 Mahjongg talk contribs uploaded File:TZXDuino pico-F Cu.pdf (top pads to check footprints)
- 14:46, 11 October 2022 Mahjongg talk contribs created page File:TZXDuino pico-F Cu.pdf (top pads to check footprints)
- 13:38, 11 October 2022 Mahjongg talk contribs uploaded File:TZXDuino pico schematic.png
- 13:38, 11 October 2022 Mahjongg talk contribs created page File:TZXDuino pico schematic.png
- 13:29, 11 October 2022 Mahjongg talk contribs uploaded File:TZXDuino pico schematic.pdf
- 13:29, 11 October 2022 Mahjongg talk contribs created page File:TZXDuino pico schematic.pdf
- 14:52, 8 October 2022 Mahjongg talk contribs created page TZXDuino pico (Created page with "For the national VideoGame Museum in Zoetermeer, I'm designing a version of the TZXDuino (a cassette replacement device) that is stripped down so much that it fits INSIDE a ZX...")
- 23:44, 27 September 2022 Mahjongg talk contribs uploaded File:Rock-Crush.JPG
- 23:44, 27 September 2022 Mahjongg talk contribs created page File:Rock-Crush.JPG
- 23:33, 20 September 2022 Mahjongg talk contribs uploaded File:ZX81+38 loading from cassette.JPG
- 23:33, 20 September 2022 Mahjongg talk contribs created page File:ZX81+38 loading from cassette.JPG
- 21:41, 20 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81+38 rev 1.9 component placement.png (C7 and R56 updated)
- 14:00, 15 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81plus38rev1,9.pdf (corrected C7, C8 and R59)
- 13:57, 15 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81plus38 revision 1.9 schematic.png (compressed by reducing to 150dpi and using monochrome png.)
- 13:53, 15 September 2022 Mahjongg talk contribs uploaded File:ZX81plus38 revision 1.9 schematic.png (compressed by using monochrome.png)
- 13:53, 15 September 2022 Mahjongg talk contribs created page File:ZX81plus38 revision 1.9 schematic.png (compressed by using monochrome.png)
- 13:42, 15 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81plus38rev1,9.png (corrected cassette I/O component values of C7, C8 and R59)
- 14:57, 10 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81+38 keyboard PCB preview.png (revision 1.2 has text repaired of the silkscreen lettering below the buttons, the sequence "YUIOP" was repaired as wel as the "10", which should have been "0", also the text was made a tiny bit bolder.)
- 23:28, 8 September 2022 Mahjongg talk contribs created page ZX81+38 a clone of the ZX-81 (starting a transfer page, now that the main page is marked Completed)
- 04:13, 6 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX81+38 keyboard PCB preview.png (corrected J3 connections (rev 1,1))
- 03:54, 6 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX-81Keyboard color.png (corrected J3 wiring)
- 03:48, 6 September 2022 Mahjongg talk contribs uploaded a new version of File:ZX-81Keyboard color.pdf (corrected orientation of J3 (keyboard data connector))
- 00:53, 31 August 2022 Mahjongg talk contribs uploaded File:Wiring.JPG
- 00:53, 31 August 2022 Mahjongg talk contribs created page File:Wiring.JPG
- 00:42, 31 August 2022 Mahjongg talk contribs uploaded File:Cabling.JPG
- 00:42, 31 August 2022 Mahjongg talk contribs created page File:Cabling.JPG
- 23:45, 30 August 2022 Mahjongg talk contribs uploaded File:Success!.JPG
- 23:45, 30 August 2022 Mahjongg talk contribs created page File:Success!.JPG
- 16:24, 30 August 2022 Mahjongg talk contribs uploaded a new version of File:ZX81+38 keyboard PCB preview.png (swapped KBD4 and 3)
- 16:04, 30 August 2022 Mahjongg talk contribs uploaded a new version of File:ZX-81Keyboard color.png
- 15:57, 30 August 2022 Mahjongg talk contribs uploaded a new version of File:ZX-81Keyboard color.pdf
- 00:21, 30 August 2022 Mahjongg talk contribs uploaded File:ZX81+38 keyboard PCB preview.png (Keyboard PCB for ZX81+38 Single sided PCB with only copper on top side. PCB will fit in the rectangular indentation)
- 00:21, 30 August 2022 Mahjongg talk contribs created page File:ZX81+38 keyboard PCB preview.png (Keyboard PCB for ZX81+38 Single sided PCB with only copper on top side. PCB will fit in the rectangular indentation)
- 18:45, 28 August 2022 Mahjongg talk contribs uploaded File:ZX-81Keyboard color.png
- 18:45, 28 August 2022 Mahjongg talk contribs created page File:ZX-81Keyboard color.png
- 18:40, 28 August 2022 Mahjongg talk contribs uploaded File:ZX-81Keyboard color.pdf (revision 1.0)
- 18:40, 28 August 2022 Mahjongg talk contribs created page File:ZX-81Keyboard color.pdf (revision 1.0)
- 23:42, 23 August 2022 Mahjongg talk contribs uploaded File:Keyboard with rainbow coloured cablels.JPG
- 23:42, 23 August 2022 Mahjongg talk contribs created page File:Keyboard with rainbow coloured cablels.JPG
- 21:40, 23 August 2022 Mahjongg talk contribs uploaded File:The back of the in height reduced keyboard PCB with matrix wiring.JPG
- 21:40, 23 August 2022 Mahjongg talk contribs created page File:The back of the in height reduced keyboard PCB with matrix wiring.JPG
- 21:24, 23 August 2022 Mahjongg talk contribs uploaded File:Cut one row more is needed.JPG
- 21:24, 23 August 2022 Mahjongg talk contribs created page File:Cut one row more is needed.JPG
- 20:16, 23 August 2022 Mahjongg talk contribs uploaded File:ZXkeyboard on top of ZX-81.JPG
- 20:16, 23 August 2022 Mahjongg talk contribs created page File:ZXkeyboard on top of ZX-81.JPG
- 15:30, 23 August 2022 Mahjongg talk contribs uploaded File:PCB Preview ZX81+38 rev 1,9 top.png (Lates PCB preview)
- 15:30, 23 August 2022 Mahjongg talk contribs created page File:PCB Preview ZX81+38 rev 1,9 top.png (Lates PCB preview)
- 14:30, 23 August 2022 Mahjongg talk contribs uploaded File:ZX81+38 rev 1.9 component placement.png (added RN3 resistor network 5 x 10K)
- 14:30, 23 August 2022 Mahjongg talk contribs created page File:ZX81+38 rev 1.9 component placement.png (added RN3 resistor network 5 x 10K)
- 13:51, 23 August 2022 Mahjongg talk contribs uploaded a new version of File:ZX81plus38rev1,9.png (size reduced version of schematic revision 1.9)
- 13:44, 23 August 2022 Mahjongg talk contribs uploaded File:ZX81plus38rev1,9.png (picture version (.PNG medium quality) of revision 1.9 with improved joystick circuitry)
- 13:44, 23 August 2022 Mahjongg talk contribs created page File:ZX81plus38rev1,9.png (picture version (.PNG medium quality) of revision 1.9 with improved joystick circuitry)
- 13:30, 23 August 2022 Mahjongg talk contribs uploaded File:ZX81plus38rev1,9.pdf (revision 1.9 has revised joystick circuitry, with R23 = 1K and 10K pulldowns on bases of transistors.)
- 13:30, 23 August 2022 Mahjongg talk contribs created page File:ZX81plus38rev1,9.pdf (revision 1.9 has revised joystick circuitry, with R23 = 1K and 10K pulldowns on bases of transistors.)
- 15:30, 10 July 2022 Mahjongg talk contribs uploaded File:ZX81+38 rev 1.8component placement.png
- 15:30, 10 July 2022 Mahjongg talk contribs created page File:ZX81+38 rev 1.8component placement.png
- 15:25, 10 July 2022 Mahjongg talk contribs uploaded a new version of File:ZX81plus38Rev1,8.png
- 15:19, 10 July 2022 Mahjongg talk contribs uploaded File:ZX81plus38Rev1,8.png
- 15:19, 10 July 2022 Mahjongg talk contribs created page File:ZX81plus38Rev1,8.png
- 15:14, 10 July 2022 Mahjongg talk contribs uploaded File:ZX81plus38Rev1,8.pdf (changed all logic to HC, add clock inverter using unused half of U18)
- 15:14, 10 July 2022 Mahjongg talk contribs created page File:ZX81plus38Rev1,8.pdf (changed all logic to HC, add clock inverter using unused half of U18)
- 23:08, 28 June 2022 Mahjongg talk contribs uploaded File:P1030120.JPG (Better picture plus using PCBites)
- 23:08, 28 June 2022 Mahjongg talk contribs created page File:P1030120.JPG (Better picture plus using PCBites)
- 22:59, 28 June 2022 Mahjongg talk contribs uploaded a new version of File:P1030119.JPG
- 22:57, 28 June 2022 Mahjongg talk contribs uploaded File:P1030119.JPG (A picture showing measuring the 13MHz crystal signal)
- 22:57, 28 June 2022 Mahjongg talk contribs created page File:P1030119.JPG (A picture showing measuring the 13MHz crystal signal)
- 21:29, 22 June 2022 Mahjongg talk contribs uploaded File:ZX81+38 rev 1.7 component placement.png (Updated version with U21 = 74HC04 ,rotated J3 and R21 = 330R)
- 21:29, 22 June 2022 Mahjongg talk contribs created page File:ZX81+38 rev 1.7 component placement.png (Updated version with U21 = 74HC04 ,rotated J3 and R21 = 330R)
- 20:26, 22 June 2022 Mahjongg talk contribs uploaded File:ZX81plus38 Rev 1,7-resized.png
- 20:26, 22 June 2022 Mahjongg talk contribs created page File:ZX81plus38 Rev 1,7-resized.png
- 19:35, 22 June 2022 Mahjongg talk contribs uploaded File:ZX81plus38 Rev 1,7-1.png (rev 1.7 as PNG picture)
- 19:35, 22 June 2022 Mahjongg talk contribs created page File:ZX81plus38 Rev 1,7-1.png (rev 1.7 as PNG picture)
- 19:27, 22 June 2022 Mahjongg talk contribs uploaded File:ZX81plus38 Rev 1,7.pdf (schematic revision 1.7 with various updates, see bottom right block of schematic)
- 19:27, 22 June 2022 Mahjongg talk contribs created page File:ZX81plus38 Rev 1,7.pdf (schematic revision 1.7 with various updates, see bottom right block of schematic)
- 13:18, 4 May 2022 Mahjongg talk contribs uploaded 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...)
- 13:18, 4 May 2022 Mahjongg talk contribs created page 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...)
- 19:33, 3 May 2022 Mahjongg talk contribs uploaded File:Opgebouwd.JPG (Zonder geplaatste IC's)
- 19:33, 3 May 2022 Mahjongg talk contribs created page File:Opgebouwd.JPG (Zonder geplaatste IC's)
- 21:51, 17 April 2022 Mahjongg talk contribs 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)
- 21:36, 17 April 2022 Mahjongg talk contribs uploaded File:ZX81+38 rev .6 component placement.png (component placement drawing for ZX81+38 rev 1.6)
- 21:36, 17 April 2022 Mahjongg talk contribs created page File:ZX81+38 rev .6 component placement.png (component placement drawing for ZX81+38 rev 1.6)
- 16:54, 12 April 2022 Mahjongg talk contribs moved page ZONX81plus4 PSG Board with sd-card interface for the ZX-81 to ZONX81plus41 PSG Board with sd-card interface for the ZX-81 (plus 41 not plus 4)
- 16:51, 12 April 2022 Mahjongg talk contribs moved page ZONX81plus4 PSG Board with sd-card interface to ZONX81plus4 PSG Board with sd-card interface for the ZX-81 (explained it is for a real ZX-81 (or my zx81+38 clone))
- 16:43, 12 April 2022 Mahjongg talk contribs moved page S to ZONX81plus4 PSG Board with sd-card interface (renaming of product)
- 16:41, 12 April 2022 Mahjongg talk contribs moved page Zon ZX-81 compatible PSG + 32K RAM and SD-Card interface expansion for ZX-81 and clones to ZONX81plus4
- 16:41, 12 April 2022 Mahjongg talk contribs moved page Zon ZX-81 compatible PSG + 32K RAM and SD-Card interface expansion for ZX-81 and clones to S
- 12:54, 5 April 2022 Mahjongg talk contribs moved page Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 to Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card (Managed to get the SD-card interface working, and with menu driven firmware support)