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New version emulator ZEsarUX-2.1Hi I have uploaded a new version of my ZX80/81/Spectrum/Z88 emulator on http://sourceforge.net/projects/zesarux/ Changes are: Added Cocoa…
... ULAplus Support: mode 64 colour palette, Radastan Mode: 128x96, 16 colours ... -
Introducing Z-Exemplar - a ZX Spectrum inspired retro shooterHello everyone, I'm a huge spectrum fan from back in the day. My formative years were spent hunched over my rubber keyboard, aligning my tape head…
... to the Spectrum's colour palette and character graphics and its ... -
Voltages from Original ZX Power suppliesHi. I've recently picked up a few power supplies in boot sales, one for a ZX81 and another for the ZX Spectrum. For the first time ever I decided …
Hi. I've recently picked up a few power supplies in boot sales, one for a ZX81 and another for the ZX Spectrum.
For the first time ever I decided to test the voltage on the jacks since I've just bought a multimeter.
The ZX81 ... -
New version emulator ZEsarUX 3.1Hi I have uploaded a new version of my emulator ZEsarUX on http://sourceforge.net/projects/zesarux I have improved accessibility support, no…
... . Now supports HAM modes (ULAplus palette change every scanline)
No colour - Issue 2 SpectrumThis one is driving me mad - any suggestions appreciated. I have an issue 2 Spectrum with no colour at all. I found the 12v rail was at just over …
... , so rebuilt the inverter. All voltages now OK. Still no colour ...12V Rail - Spectrum 48kOkay - I may just be having a senior moment here, but I'm running out of ideas. I'm working on a Spectrum Issue 4S board,and have had to remove al…
... new RAM, I checked the voltages, and the 5V and -5V ...Faulty Issue 1Hi all, thought I'd document my efforts in getting another speccy working. I've never done this before so please bear with me... I recently took a p…
... flashing paper area. Check all voltages are present as I've ...ZX Spectrum Sprite chipHi everyone. As I said some time ago, I wanted to make a 'virtual' Sprite chip for the ZX spectrum, on my ZEsarUX emulator. The idea is to make so…
... color of a 16 colour palette. This palette can be: standard ZX ... spectrum colour, or ulaplus palette, or spectra palette
-Every ...Issue 3B woesHello there, I currently have a Issue 3B for repairs around, it used to have broken upper and lower RAM, which I replaced with 41256-120 DRAMs (hac…
... " for a few minutes.
Voltages are at 5.1V & ...Testing 4116 type DRAMsHappy New year All! I'm managed to find some time to repair some more Spectrums :) woo hoo. I have a couple with busted lower RAM, Sooo, I appr…
... bread board with the correct voltages to the four pins whether ... .g. can I apply the voltages manually?
If not ...Just.SCR - effective tool for reversing Speccy's pictures back to ZX Spectrum[i]'One more cross-platform picture converter to ZX Spectrum .SCR format? Why?' [/i] Don't be hasty in resume. It's simple, but very effective t…
... or pictures with non-standard palette. [b]Just.SCR[/b] does ... brightness, understands files with a palette considerably different from pure ZX ...128 +2 grey, no video but still beepsGot a grey 128 from ebay, im using a 48k spectrum powers supply, all voltages seem ok. I cant get compostie video using the normal mod or from the 8…
... 48k spectrum powers supply, all voltages seem ok.
I cant ...New version emulator ZEsarUX-4.0Hi I have uploaded a new version of my emulator ZEsarUX 4.0. You can download it from the project web page: http://sourceforge.net/projects/…
Issue 3b boarddiode ID5 and cap C47 are missing from my board will these have any effect on system powering up. I have checked the voltages on the 7508 and its …
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I have checked the voltages on the 7508 and its ...12V ripple with lower ram installedI repaired a speccy this week. Before doing anything I replaced all caps and measured the transistors in the power section. When doing this I found t…
... back on and measured the voltages, 12v was giving me an ...Issue 4A, tests complete fine but get odd crashing problemHi all, I've got an issue 4A which has had all of its lower RAM replaced, TR4, TR5 as well as its CPU. It originally had quite high voltages (20-3…
... . It originally had quite high voltages (20-30v) on its 12v ... lot better. Figuring the high voltages wouldn't have been doing ... another set, no difference. The voltages on the RAM appears fine ...48K Issue 6a wobbly and flickering TV outputHi folks, Found an untested issue 6A Spec whilst tidying up and it had a warranty sticker on it from a past repair which seemed to be a socketed L…
... as usual I've checked voltages, TR1/TR2, the left-hand ...Chaos Constructions 2016: Realtime composThe biggest Russian demoparty Chaos Constructions will take place 27-28 august at Saint Petersburg, a big part of which will be dedicated to our belo…
... [img]http://zxart.ee/zxscreen/palette:pulsar/mode:mix/type:standard ... [img]http://zxart.ee/zxscreen/palette:pulsar/mode:mix/type:attributes ... img]http://zxart.ee/zxscreen/palette:pulsar/mode:mix/type: ... img]http://zxart.ee/zxscreen/palette:pulsar/mode:mix/type: ...Spectrum issue 4SI have an almost completely depopulated issue 4s board. Wondering what to do, repairs or spares? I hooked it up and the voltages are off, 5v is fi…
... hooked it up and the voltages are off, 5v is fine ...Upper memory issueZX Spectrum 48K, issue 2, boots fine. Lower RAM OK. When tested with the new test ROM in the Diagboard, for all upper RAM tests "FAIL" is shown. I…
... the lower RAM, are the voltages:
4116 pin 8: [b ... don't see why the voltages could be related, the 4532 ...Brightness level of non-bright attributes on classic ZX 48Does anybody know what was a brightness level of non-bright attributes on classic ZX 48? Was it the same on 128, +2 and +3? I can see on wikipedia a…
... need to know an exact palette. I think that original 48k ... way to measure the classic palette. Does anybody have any info ...Issue 2 48k Yellow DisplayHi guys. As the title says, I have an issue 2 that's displaying the typical yellow/green colour screen at switch on. The picture is clear and stab…
... the following...
Checked voltages as per Zorns initial startup ... test video. All memory voltages present and correct.
Component ...Issue 2 48k Yellow DisplayHi guys. As the title says, I have an issue 2 that's displaying the typical yellow/green colour screen at switch on. The picture is clear and stab…
... the following...
Checked voltages as per Zorns initial startup ... test video. All memory voltages present and correct.
Component ...ZX Speccy +2A - B&W & snowy RF output + other issuesHi All, I am new to this forum and I am back to the Spectrum world after 25 years. Recently I've bought a second hand +2A (+2B board - Z70833 Issu…
... on the datacoder PCB. - All voltages are stable and solid.
All voltages are fine in every point ...bizarre error on a grey ZX Spectrum+2 - the long search for a small problemHi, I got a ZX Spectrum+2 that worked a bit but crashed while loading or running 128k games. I installed a 128k-test-ROM that told me about RAM fa…
... the transverter generated the additional voltages. Therefore I now shorted the ...SeBASIC Updated to version 3.2 by aowen...SeBASIC has just received an update!... Version 3.2 is now available, but it'll cost ya!... Its only $5 USD, and can be downloaded from here:…
... Miguel Jodar).
* New default palette (mostly using code as data ... the UDGs next to the palette to create 22 user variables ...Spectrum 48+ 4S - Upper RAM issue, and now a self-created problem!I recently picked up a known-flaky spectrum off eBay, to have a bit of fun fixing it and reliving youth. It was labelled as 'keyboard duff, shows…
... to be okay, and the voltages are all still present, I ...A strange issue with a +2 SpectrumHello everyone! I am having a problem with one of my Spectrums, a +2 Grey Case. It has a strange picture on the composite video output, like doub…
... .jpg
I checked the voltages. On RGB analog i have ...Are there any differencies between Speccies in different countries?I am asking for differencies of ordinary Speccies, not clones. Can I travel to foreign country, buy Speccy from fleamarket and except it will run at …
... voltage? Different countries have different voltages, thus Speccies have different psus ...128K Toastrack (Noisy video output)Hello there guys! Need all of yours guides and advices. Some time ago I bought a nice looking 128K from eBay (motherboard v6K) and put it aside for…
... oscilloscope an tried to measure voltages on the back connector and ...
