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Search Again :: Adv Search 1000 results in 0.012s
<1234567…34>
  • Wanted: Rubber Key 48K M/board or ULAI have a spectrum that isn't too happy. It seems to be a problem with the ULA... So, has anyone got a spare working motherboard that'll fit in my ca…

    ... be a problem with the ULA...
    So, has anyone got ... a ULA for a 3b revision? I will happily swap my broken board ... .

    The current ULA has Ferranti ULA 6C001E-6 / 8351 stamped ...
    Jason9 Jason9 March 2011 Wanted
  • Microdrive-Microdrive incompatibility?Hi All! Finally I could get enough Microdrives and connecting blocks (or cable replacement) to make the largest storage configuration of the classic…

    ... to check the ULA version/manufacturing date or the board revision. The serial ... Interface 1 board was an ISS4 board with LA15-302 ULA and edition ...
    jimre jimre June 2014 Hardware
  • 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…

    ... if you had an older ULA, there is a "hardware patch ... bug with that ula in place on the board. I am not ... not. I used a later revision ULA for testing purposes on my ...
    Johan1973 Johan1973 June 2012 Hardware
  • ZX81 and Analogue TVsI recently bought a really nice ZX81 on ebay in amazing condition, but I'm having issues tuning in an old analogue TV to lock onto the signal. I und…

    ... this problem with mine. Which revision board is your ZX81? If you ... have anything but the latest ULA you will be pretty much ... has the later board (red PCB) and latest ULA so it works ... .

    Check you're board revision ;)
    dreamscape dreamscape September 2014 Hardware
  • DivMMC Enjoy - I'm not enjoying it!My DivMMC Enjoy arrived today. Excitedly I rushed home to plug it into my +2a. I have quite a few SD card/CF solutions for my computers so I know wha…

    ... what were the machines and board revisions? I assume they were ... than +2As, but what board revision? If issue 1 were they ... with the board revision, but one board was a +2a (+3 board with the ...

    The +2a board had the ULA busted and some corrosion ...
    BCH BCH February 2015 Hardware
  • What's the best solution for audio loading on a 48k?I have three 48k Speccies. All have been recapped and AV modded, but only one (an issue 4A) is currently loading via Teezix. (the other two (issue 3…

    ... the digitizing circuitry inside the ULA, we are taking about ... with the same board revision and the same ULA revision.
    Also ... between different versions of the ULA, and maybe different batches ... of the same ULA version.

    ...
    1024MAK 1024MAK May 2016 Hardware
  • The "Big Issue" about the ZX 48K rubber key Spectrum . Which Issue is best? There is no easy answer as every 48k rubber keyed Speccy owner will have their own favourite so it will be pretty subjective . But my favourite a…

    ... an inherent issue with the board itself, though, so replacing the ... one fixes the problem.) The ULA, however, is much improved and ... did get better with each board revision, but not necessarily more reliable ...
    Ast_A_Moore Ast_A_Moore April 2017 Hardware
  • Spectrum rubber key memory upgradeIf a 16k spectrum has a 32k fox upgrade kit installed anyone any idea what board revision we would be expecting to find in this machine? And was this…

    If a 16k spectrum has a 32k fox upgrade kit installed anyone any idea what board revision we would be expecting to find in this machine? And was this an after market kit or one offered by sinclair?:grin: FANX
    zedexspectrum zedexspectrum July 2014 Hardware
  • Superfo Harlequin Rev D Documentation wantedI have a Rev D Superfo Harlequin PCB. I would like the documentation (schematic and board layout files), but I get a [b]Not Found[/b] error when I cl…

    ... like the documentation (schematic and board layout files), but I get ... on the link for this revision at the official web site ... of the documentation for this board revision please?

    Or does ...
    1024MAK 1024MAK October 2015 Hardware
  • 128K Toast Rack / +2 Grey Bug Fixed english ROM ?Just spotted this on ebay before ending: http://www.ebay.com/itm/1x-Sinclair-ZX-Spectrum-128K-Toast-Rack-2-Grey-Bug-Fixed-english-ROM-/26206065205…

    ... on a grey +2? Any board revision?

    And what about ...
    Renegade Renegade October 2015 Hardware
  • what are the differences between the 48K spectrum and the spectrum+ ?^^^^^ see above ^^^^^

    ... whole lot more with the board revision that was current when the ...
    darkman darkman October 2004 Sinclair Miscellaneous
  • Issue two picture qualityDoes anyone know if issue two and earlier spectrums have worse picture quality (in general, beside colours) compared to issue 3 and later? I mean on…

    ... the ULA, try a ULA chip from a higher issue board - the ULA's ... balance, but only with the ULA chips that are fitted already ... . I can change the ULA and have to re-align ...
    DEATH DEATH January 2007 Hardware
  • Ultimate Sinclair Spectrum Collection!!![url]http://cgi.ebay.co.uk/Ultimate-Sinclair-Spectrum-Collection-Over-400-Games_W0QQitemZ180324516999QQcmdZViewItemQQptZUK_VintageComputing_RL?hash=i…

    ... to do with the logic board revision or sound chip. All the ...
    retrogod retrogod January 2009 Sales
  • need help with +3 sound mod..well my friend has been doing the mod.. and well informed me the info / instructions aren't 100% there.. basically the matrix of cap's / resisters i…

    ... I knew.. and well the board revision is on the PCB also ...
    fog fog January 2010 Hardware
  • Issue 2 issue (...)Just acquired an issue 2 Spectrum 48 K, selled as working board, not working keyboard. Before testing it with a psu I opened the case and discovered …

    ... on an Issue2 board with ULA 6C001E-6 which board had no patch ... ! A board of which I ... the patch and declared the board 100% working....
    The PCB ...
    roko roko July 2010 Hardware
  • Error in the Schematics.Hi, i have been looking at a Speccy 48 PCB, and have figured out that all the Speccy schematics in the archive up to and including Rev 4a, contain an…

    Something ive pondered, (sorry for straying a tad off topic) but what was the last board revision anyway? was it 6a?
    Macc Macc January 2011 Hardware
  • Raspberry PiThis looks interesting .... [url]http://www.cl.cam.ac.uk/freshers/raspberrypi/tutorials/os/[/url] Anyone got one yet ?

    [QUOTE=karingal;650655]By the time you get yours we'll all be receiving our Pi2's...[/QUOTE]

    Board revision plus UK manufacture [url=http://www.bbc.co.uk/news/technology-19510040]BBC Link[/url]
    chop983 chop983 September 2012 Chit chat
  • Raspberry PiThis looks interesting .... [url]http://www.cl.cam.ac.uk/freshers/raspberrypi/tutorials/os/[/url] Anyone got one yet ?

    [QUOTE=chop983;650751]Board revision plus UK manufacture [url=http:// ...
    chev chev September 2012 Chit chat
  • Raspberry PiThis looks interesting .... [url]http://www.cl.cam.ac.uk/freshers/raspberrypi/tutorials/os/[/url] Anyone got one yet ?

    [QUOTE=chop983;650751]Board revision plus UK manufacture [URL="http://www.bbc.co.uk/news/technology-19510040"]BBC Link[/URL][/QUOTE]
    Yes but they're not Pi2's, just a new manufacturing source for the Pi.
    rich_chandler rich_chandler September 2012 Chit chat
  • Raspberry PiThis looks interesting .... [url]http://www.cl.cam.ac.uk/freshers/raspberrypi/tutorials/os/[/url] Anyone got one yet ?

    [QUOTE=chop983;650751]Board revision plus UK manufacture [url=http://www.bbc.co.uk/news/technology-19510040]BBC Link[/url][/QUOTE]

    15 mins away from me. :D I'll pop down and [strike]steal[/strike] get one.
    Scottie_uk Scottie_uk September 2012 Chit chat
  • XBox 360 ControllerI might be buying a cheap used Xbox 360 soon, but it does not have any pads with it. I already have a Wirless XBox 360 Controller for Windows. I fo…

    ... . That isn't a first revision is it?[/QUOTE]

    board revision[/URL] dates. Mind you mine ...
    BiNMaN BiNMaN July 2013 Chit chat
  • Issue 4S differencesI decided to buy an Issue 4S PCB after reading much about them on here. It was originally in a plus case which didn't come in the sale. I've been run…

    ... the components following the circuit board revision exactly. But a faulty batch ...
    rga24 rga24 May 2014 Hardware
  • Microdrive-Microdrive incompatibility?Hi All! Finally I could get enough Microdrives and connecting blocks (or cable replacement) to make the largest storage configuration of the classic…

    ... /> Now I will check the board and ULA revisions.
    jimre jimre July 2014 Hardware
  • Never saw that before on a black +2Today I opened a freshly arrived black +2. First I was amazed not to see an Astec HF modulator, then I spotted the "Issue two". So far I always found…

    My black +2 has this board revision but the Astec modulator - not sure how rare it is? (Not very I wouldn't have thought)
    britain4 britain4 July 2014 Hardware
  • The ULA6C001E-5...Hi everybody, I have been continuing my Quest for the Holy ULA, and have today taken delivery of a ULA6C001E-5. Now, the -6 was used in Issue 3 boar…

    ... any combination of Issue Two board and ULA.

    What ... put a 6C ULA in an Issue 2 board that was ... the resistors on the circuit board as well.

    ULA type an Issue Two board was made ... for, even if the ULA has ...
    rga24 rga24 August 2014 Hardware
  • Question for ZX81 GurusI have an ISSUE 1 ZX81 with a 2C184E ULA. If I ever need to change it, can I use one of the newer 2C210E ULAs? If I can, are there any other mods th…

    ... 2 with the 210 ULA and one with the ... />
    The Issue 1 board gives a signal (BLACK) and ... was primarily can the ULA be upgraded OK with ... be other problems with the board - dead ULA, ROM or Memory - ... Z80. Using a 210 ULA replaces a faulty 184 leaving ...
    rune rune August 2014 Hardware
  • Spectrum 48k ProblemsHi all Got my 48k today but it's playing up abit... First time i turn it on it was like this: [IMG]http://s26.postimg.org/hlg9d3f3d/IMG_20140830_…

    If the later revision ULA's have improvements over the one i have it would be a plus to swap it out anyway. Where can I find the latest (and I assume, greatest?) ULA?
    dreamscape dreamscape September 2014 Hardware
  • DIVMMC my version512 ram, 8kb Flash ROM, esx dos, 2x thru, micro SD card slot,prototype board: [URL=http://www.fotosik.pl/showFullSize.php?id=18408198292851f7][IMG]h…

    ... by Zaxon gets a new board revision to overcome the problems with ...
    schombi schombi November 2014 Hardware
  • +3e simple ide interfaceHi guys, I want to make a +3e with my +2a. I'm thinking of making the simple 8bit ide interface (internal) and connecting it to a 40 pin ide to sd r…

    ... that change in the next board revision... but as I said before ...
    BCH BCH January 2015 Hardware
  • +3e simple ide interfaceHi guys, I want to make a +3e with my +2a. I'm thinking of making the simple 8bit ide interface (internal) and connecting it to a 40 pin ide to sd r…

    ... that change in the next board revision... but as I said before ...
    guesser guesser January 2015 Hardware
<1234567…34>

Latest Posts

  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21

HitBox

Word Docs Hits
board 11.7K 16.2K
revision 779 986
ula 7.3K 13K

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  • Board and board style games on the SpectrumWhat good board games, or good games that are sort of board games, are there on the Speccy? I ask because I've just loaded up Scrabble (Psion) for th…
  • ULA......Woooooo and ULA 160??'ello all from down under !<br /> <br /> they don't know the speccy well this way it seems, <br /> <br /> anyways, picked up my brand new astra yeste…
  • Serching for ZX printer ULA and ZX interface I ULAIs there anyone having any spares. In both cases, I swapped ULA's from working equipment which fixed things, so I'm 100% sure it's the ULA that is ca…
  • Where: ZX Printer ULA's and ZX interface I ULA'sIs there any source left for these ULA's? Alot of tings can be replaced, like the ZTX transistors and occasionally you can come accross a normal ZX S…
  • PoC for a ULA video generator described using Handel-C and a Basys FPGA board.Recently, I've taken a course about hardware design for video processing using FPGA's. The HDL used in the course was Handel-C, a C look alike langua…
  • Wanted: Rubber Key 48K M/board or ULAI have a spectrum that isn't too happy. It seems to be a problem with the ULA... <br /> So, has anyone got a spare working motherboard that'll fit in…
  • Edge connector breakout board/level translator boardFor a new project I'm thinking of working on (gah, too many projects...) I'm going to be making a new edge connector breakout board.<br /> <br /> Bas…
  • Issue 3 board with strange piggy-back boardIn case you are interested. I?ve never seen something like this before.<br /> <br /> I have an Issue 3 board here. When I opened the case and found a…
  • ULA 1E7 in 3B board?Hi all.<br /> Any comments on the following would be appreciated. <br /> I have an issue 4a and an issue 3b Spectrum. While having a look around in…
  • doubt about swapping ULA in an issue 2 boardIs it possible to swap a 6C001E-6 ULA type with a 5C112E ?<br /> <br /> I have this issue 2 board that is not booting, it shows me a black border w…

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