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ZX Spectrum 48k Issue 2 Faulty Ram?Hi, I have a faulty ZX Spectrum Issue 2 motherboard. Looks in very tidy condition. Though I'm getting random columns of blocks and flashing cursors…
... is directly soldered to the board. I have used a soldering ... -
Mojon Twins' Covertape #2Ready for TWELVE new games? [b]Sir Ababol 2 Demo[/b] [img]http://www.mojontwins.com/wp-content/uploads/2013/06/01-sir-ababol-demo-2.png[/img] We ar…
... 1-1 on the score board. He hit the ball so ... -
Issue 3 weird modification(Doing my best to be a one-man question asking machine tonight - forgive me!) I noticed the following mod that I don't recall seeing anywhere else o…
... else on my issue 3 board:
[IMG]http://www ... -
Kayde keyboardI got hold of a Kayde keyboard, model WL02B, which I want to revive, but the ends of the cables are hanging loose, means no connectors present. What …
... connectors on the Spectrum main board. Would someone have a Farnell ... -
Idk>le me browsing through some game's code >..... [code]61A8 F5 push af 61A9 3EFF ld a,FF 61AB D37F out (7F),a 61AD D33F ou…
... -media-cdn.foolz.us/ffuuka/board/m/thumb/1325/84/1325848003174s ... -
Issue 4A issuesHi all, I've been trying to get the Issue 4A board that came DOA with the case I purchased for my Frankenspectrum to work. I've recapped and socket…
... to get the Issue 4A board that came DOA with the ... -
Repairing a torn trace on an Issue 2 PCBI've found what I think could be the reason for my Issue 2 board not working properly... There is a torn PCB trace beneath one end of where a new ULA…
... reason for my Issue 2 board not working properly... There is ... ULA was inserted into the board. Looks like a previous owner ... -
lower ram "new" replacement board.[url]http://www.ebay.co.uk/itm/230994088030[/url] I'm sure others have seen it .. but is it "like for like" compared to the original. .with regard …
[url]http://www.ebay.co.uk/itm/230994088030[/url]
I'm sure others have seen it .. but is it "like for like" compared to the original. .with regard timings etc ? -
50 Hz / 60 Hz switch in Timex Computer 2068I'm not sure if this is common knowledge, I've certainly never read about it online, though it may be documented in Portuguese or Polish. There is a…
... to. On the printed circuit board, it's the jumper in ... -
ZX Spectrum Bits n' Pieces For Sale!Hi Spec-chums! I have here for sale some ZX Spectrum items which I thought might interest you peeps in the community. It's just a few bits n' pieces …
... keyboard membraine. It has no board inside just empty case, but ... housed an issue 3 48k board originally. Price = ?15.
Composite mod display problemI'm fairly ham-fisted with a soldering iron but I thought I'd have a crack at the composite mod on two of my 48K rubber keys, as I'd already opened o…
... it's an issue 2 board, but I've screwed it ...The Spectrum Resuscitation ThreadKicking off this thread as a place where people who are fixing/restoring Spectrums (or indeed any other piece of related hardware) can show off their…
... 's were soldered to the board, originals were socketed). ULA and ...Commodore 1702 NTSC to PAL modIs it possible to mod a Commodore 1702 monitor to accept PAL colors? I can get it to sync with the 50hz signal in black & white by adjusting V-Hold. …
... . Maybe I could replace the board with a PAL version, or ...Stereo upgrade kits available again! LOWERED PRICE![COLOR="Blue"][SIZE="2"][B]Complete upgrade kits to enhance any ZX Spectrum 128K model (128K / +2 / +2A / +2B or +3) with crisp stereo sound![/B][/SI…
... [/B][LIST]
[*]Stereo audio board, assembled with soldered audio output ...Issue 4A repair attemptI think I need some help. I have a nice Issue 4A main board here, which does not give out any video signal. I checked some voltages (the ones that se…
... a nice Issue 4A main board here, which does not give ...Stereo upgrade kits available again - LOWERED PRICE![COLOR="Blue"][SIZE="2"][B]Complete upgrade kits to enhance any ZX Spectrum 128K model (128K / +2 / +2A / +2B or +3) with crisp stereo sound![/B][/SI…
... [/B][LIST]
[*]Stereo audio board, assembled with soldered audio output ...Issue 3B(S)?Got an Issue 3B rubber in today, all boxed up but a sticker on it that states it was made in Korea, hmm, 4S then I think, till I opened it up. Same …
Got an Issue 3B rubber in today, all boxed up but a sticker on it that states it was made in Korea, hmm, 4S then I think, till I opened it up. Same colour board as a 4S but its a 3B, first one like this ive ever come acrossNew hardware for Spectrum from ShaosI have some ideas for new ZX-peripherals and quickly designed a prototyping board for experiments: [URL=http://nedocon.com/store/speccy/][IMG]http:/…
... and quickly designed a prototyping board for experiments:
[URL ... besides me interested in this board with or without edge connector ...DivMMC clock bufferI have completed the first DivMMC EnJOY today: [url]http://www.worldofspectrum.org/forums/showthread.php?t=44238[/url] But there is a problem with t…
... Winston for the ZX breakout board.
Winston uses a 74HCT14 ...Interview with Bob Wakelin. elmundodelspectrum.comHere you have the interview with Bob Wakelin from [URL="http://www.elmundodelspectrum.com"]elmundodelspectrum.com[/URL] in its original format. Enjoy…
... my old clients back on board.
[B]P- Did ... get away from my drawing board and to see if I ...Keyboard has a life of its own?I just received a Spectrum+ Issue 4S, where I had to replace the MIC connector and I also did the Composite mod. So far it works just fine, but when …
... two Molex connectors on the board, I can use the PC ...BIFROST* example: "Knights & Demons DX" source codeA package containing the source files of our multicolor game "Knights & Demons DX" is now available for download [URL="http://www.mediafire.com/?hbch…
... the specified position in the board
[B]unselectTile( ... B] - generate a new board, shuffling it several times< ... We must also initialize the board (shuffled a certain number ... = initBoard(level*10) ' shuffle board
LET x = 4: ...Barn Find #1Hi, just back from holiday and found a load of spectrum related bits in my folks old barn. They would probably have been a mates who dumped a load of…
... it? Would it stop the board from booting?
[IMG ...ULAs interchangeable across issuesHi all, Now that I'm retired, I'm looking again at 8 bit computing :) I'm attempting to revive a spectrum 48K. I'm going to swap chips in/out from…
... work in an Issue two board ?
If retrofitting a ...SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…
... of the ULAplus plug-in board, the only way you can ...Hardware description - DivIDE interface[B][U]DIVIDE interface / DivIDE 2k11[/U][/B] [B][U]The main description[/U][/B] DIVIDE is IDE interface with own external memory. Thanks to very goo…
... button is disable.
- on board are two jumpers. JP2(E ...Strange cures for a ZX Spectrum +2I have been looking for a +2 now for more than 2 years since I started collecting and restoring Spectrums again. I won a few on eBay, but was unsucce…
... . I questioned the seller?s diagnostics as he was unable to ... flashing squares with power on. Diagnostics was made quite difficult as ... where to start with the diagnostics as I am only used ...Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... the electrolytic caps on the board as a precautionary measure, but ...+2 coils: a bit smaller, but compatible with 48K coilsThe coils in the +2 seem to be compatible with those from the 48K. Not that strange of course, as all ZX Spectrum models (except +2A, +2B and +3) sha…
... crosses are where to cut board wiring to be able to ...New ZX BUS PROTECTOR / +3 FIXER BOARDNew version of ZX BUS PROTECTOR: [URL="http://velesoft.speccy.cz/protector.htm"]http://velesoft.speccy.cz/protector.htm[/URL] [IMG]http://velesoft.s…
New version of ZX BUS PROTECTOR:
[URL="http://velesoft.speccy.cz/protector.htm"]http://velesoft.speccy.cz/protector.htm[/URL]
[IMG]http://velesoft.speccy.cz/other/zx-bus-protector/IMGP6977-protector-universal-romoe1top.JPG[/IMG]
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