-
48K issue 2 needs 5 seconds to bootupI have an issue 2 board here that needs some seconds to boot up. So when connecting it, it shows black and white blocks, and then after some seconds…
I have an issue 2 board here that needs ... : is there interest in an issue 2 board? -
ZX Spectrum not working... issue 4S?Hi, I've bought a "new" broken ZX Spectrum +. The idea was to put an harlequin board inside, but for the moment I'm trying to put it in working order…
... board says it is an Issue 4S.
- The computer had ... be blown as well?
- Issue 4S? In WOS docs there ... are schematics for Issue 4a and 4b, but I ... -
Issue 2 ZX Spectrum 48K for saleNot on eBay this time. An 48K ZX Spectrum issue 2, working 100%. Tested with a DivIDE: no problem at all. I only needed to replace C27 because it ne…
... />
An 48K ZX Spectrum issue 2, working 100%.
Tested ... -
48K Issue 3, noisy display.Has anyone here experienced and been able to resolve a problem that looks like this: [URL="http://drizzle.zigg.net/ZX/ZX106-display.jpg"]Photogra…
... . The same measurement on an issue 2 Spectrum that gives a ... -
Retro Gamer Issue 100 + Issue 1Okay then so issue 100 is going to be in shops today and it also includes a reprint of the original issue 1 Here's the content Developer Autographs …
Okay then so issue 100 is going to be ... a reprint of the original issue 1
Here's ... discusses Robotron: 2084
Issue 1 Contents
Sinclair Researched ... want to miss this special issue you can buy it directly ... -
Strange behaviour in real hardware but not in emulatorsWell, at least not in any emulator I've tried. I've been reported by fellow forum member Macc that both our Maritrini Monster Slayer and Retroworks'…
... problem in emulators, unlike the ULA snow effect which can be ... between $C0 and $FF, the ULA gets confused and crashes can ... 't seem to have this issue?
I am basicly ... -
ULA snowHow is this feature implemented in emulators ? And how exact is the emulation ? I somehow supposed that ULA snow is something that is not very determ…
How is this feature implemented in emulators ? And how exact is the emulation ?
I somehow supposed that ULA snow is something that is not very deterministic in nature. But if one can emulate it (perfectly ?) then i was wrong. -
Experiments mixing ULA+ and Timex Hicolour featuresI'm trying to improve my Verilog skills, so I've written a description of a complete ZX Spectrum 128K (+2 grey ROMs), with AY-3-8912. I wanted to add…
... -8912. I wanted to add ULA+ support, and in the way ... been used to implement the ULA+ palette registers.
I ... to add this to the ULA+ page, if you wish ... -
Looking to buy ZX Spectrum 48k issue 3+, Spectrum + or 128KI am looking to buy Spectrum 48ks, issue 3 and onwards if possible, but even issue 2 is ok. I am also looking for a spectrum + and a spectrum 128k. T…
I am looking to buy Spectrum 48ks, issue 3 and onwards if possible, but even issue 2 is ok. I am also looking for a spectrum + and a spectrum 128k. The caveat is that it needs to be shipped to sweden, if you are willing to do this?
/Johan -
Alley's gun MH issue wrongly listedAlley's gun appeared in Microhobby issue 140, not 10 ;) Also, I have to try the game, but from the in-game screenshot, it appears to be inspired by …
Alley's gun appeared in Microhobby issue 140, not 10 ;)
Also, I have to try the game, but from the in-game screenshot, it appears to be inspired by "Bank Panic"
Cheers! and thanks for the great archive update Martijn ;) -
Issue 2 colour modification?While working on my issue 2 spectrum, I start to think about how it would be good if the annoying VR1/VR2 could be removed and a solution similar to …
While working on my issue 2 spectrum, I start to think about how it would be good if the annoying VR1/VR2 could be removed and a solution similar to that of the issue 3 could be implemented. Has anyone tried this and have any experiences to share? -
ZX Spectrum ULA core available at OpenCoresHi! On April, 23th, I opened a new project at the OpenCores website: [url]http://opencores.org/project,zx_ula,Overview[/url] Right now, it has a, h…
... , hopefully, complete description of the ULA chip, written in Verilog, and ... on it to act as ULA, with a true Z80 and ... way I hope to tune ULA timmings in case there's ... -
Spectrum 48k Issue 4S?I just recieved a Spectrum 48K that had the bottom case from an issue 1 and the top half from a later issue, and the main board is 1983 Issue 4S. I a…
I just recieved a Spectrum 48K that had the bottom case from an issue 1 and the top half from a later issue, and the main board is 1983 Issue 4S. I am curious in what way it differs, as there are no schematic for issue 4S on this site. -
For which Spectrum is this ULA?For which Spectrum is this ULA? Ferranti ULA 9RB015E 8428 Micky
For which Spectrum is this ULA?
Ferranti
ULA 9RB015E
8428
Micky -
Imperica Horizons - The whole weekend :-)So now it's all over, I'll do a quick writeup... It all started for me at 5.20 am. Getting to London from Devil's Island isn't so easy now that Aer …
... his work on the Spectrum ULA, colour timing tricks and the ... /ZX81 clones and also two Issue 1 Spectrums (JakeyW brought a ... pretty much mint unexpanded Issue 1 machine, so finally I ... -
My Issue 2 spectrum"IT'S ALIVE!!!!!" - Dr Frankenstein I got my issue 2 spectrum up and running, colours and all. I borrowed socketed lower ram from my issue 3 that is…
...
I got my issue 2 spectrum up and running ... socketed lower ram from my issue 3 that is working (a ... it is finally fixed, my Issue 2 spectrum 48k lives with ... 780008C), memory borrowed from my Issue 3S (to be replaced by ... -
Looking for Interface 2 and Issue 1 keymat.Okay, i managed to get an interface 2 from italy's eBay. I'm still looking for that grey keymat though... -----------------------------------------…
... trying to make my 48K Issue 1 into a display model ... .
I bought the Issue 1 as a 16K model ... compare the keymat from the Issue 1 with keymats from other ... -
"MONOCHROME": Magazine about ZX81 (issue 2 - 2012)[b]OK, seems like every subscriber got his paper copy. So, hereby I publish an electronic - PDF - version of "MONOCHROME" ZX81 magazine (issue 2 - …
... - version of "MONOCHROME" ZX81 magazine (issue 2 - 2012).
[url]http ... -
Retro Gamer Issue 104[IMG]http://i416.photobucket.com/albums/pp247/jdanddiet/rg104.jpg[/IMG] Features on:- Pong Electric Dreams :-D Tekken 10 Gamecube Classics Contact …
...
Overall another cracking issue, so go on - have a ... -
+3e Strange IssueHello there my fellow WoS'ers I am absolutely perplexed by the following problem, I am hoping that someone more enlightened than I can help [I](no…
... ][B]Motherboard:[/B]
[INDENT]Issue 2 Spectrum +3 ([COLOR="Blue ... -
ULA6C001E-7 and 48K Issue 2Dear Sirs, Could you please let me know if ULA6C001E-7 or ULA6C001E-6 chip was suitable for 48K board issue 2 ? I heard some mods are neccessary…
... was suitable for 48K board issue 2 ?
I heard ... -
Issue 4S Schematics and DC-DC circuitA while ago I bought a Spectrum 4S that had problems tuning. I removed the RF tuner as I was not going to use it and did the composite mod. It worked…
... , I notice that the standard issue 4 schematics and layout documents ... -
Spectrum 48K help neededI hav got an old Specrtum 48K issue 3. When I plug-in power connector it doesn't show the home screen (c) Sinclair.... From about 50 times trying to …
... got an old Specrtum 48K issue 3. When I plug-in ... if is the RAM or ULA?
When I got ... it working ULA and 7805 were warm (aboput ... anyone help me with this issue?
[url=http ... -
Wanted: 128 +2 B issue 4 Chips RomHello, I am looking for following chips to repair my (2) 128 + 2 B Spectrum + 2 B The board is an[B] issue 4[/B] [COLOR="Red"][B]and not[/B][/CO…
... /> The board is an[B] issue 4[/B] [COLOR="Red"][B ... ]and not[/B][/COLOR] a Issue 1 as shown.
Retro Fusion Issue 3 - Jonathan Cauldwell writing us a game!Jonathan Cauldwell is writing an exclusive ZX Spectrum game for Retro Fusion Issue 3. The game is coming along nicely and I am pleased to present a n…
... Spectrum game for Retro Fusion Issue 3. The game is coming ...Issue 3 power problemHi all, I have an issue 3 board with an odd power problem, I have no -5V in fact, measuring the voltage on this line leads to a surprising result : …
... ,
I have an issue 3 board with an odd ... the inductor from another (scrap) Issue 3 board, but still no ... , though comparing to another (working) Issue 3, it does seem to ...
