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<1…16171819202122…34>
  • Grey +2 video output and oddities.I've been experimenting with one of the above that I acquired years ago, but had just been buried at the back of a cupboard. I've connected it up to…

    ... 're right about the 128K schematics (there are 2 of them ...
    guesser guesser January 2012 Hardware
  • ZX Spectrum 128K composite video fixes in 1 documentI just finished my document with video fixes and improvements for all ZX Spectrum 128K models. Download it here: [URL="http://benophetinternet.nl/ho…

    ... some years I published the schematics here: [URL="https://fotoalbum.web ...
    ingo ingo January 2012 Hardware
  • ZX Spectrum 128K composite video fixes in 1 documentI just finished my document with video fixes and improvements for all ZX Spectrum 128K models. Download it here: [URL="http://benophetinternet.nl/ho…

    ... some years I published the schematics here: [URL="https://fotoalbum.web ... should add some RGB cable schematics in the document too.
    bverstee bverstee January 2012 Hardware
  • Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…

    ... ; Using Chris Smith's detailed schematics and project notes from the ...
    Mister Beep Mister Beep January 2012 Hardware
  • 128K heatsink no color in composite video and bad antenna outputI am currently repairing a ZX Spectrum 128K heatsink model. It gives no colors on composite video output, and very bad antenna output. I opened it a…

    ... ?

    I use these schematics:
    [url]http://www.benophetinternet ...
    bverstee bverstee February 2012 Hardware
  • Is the PlusD board design available (in Eagle format)?Someone knows if the PlusD board design is available in Eagle format? I'm thinking of producing PlusD light interfaces: want to leave out the parall…

    ... corrected issues present on the schematics that were "floating around the ...
    zxbruno zxbruno February 2012 Hardware
  • SIDBlaster/ZX - new soundcard for ZX-SpectrumThis soundcard is for ZX-Spectrum compatible computers. It uses in its work MOS Technology SID soundchip, which together with MOS Technology 6510 mic…

    ... be an error in the schematics I have - I have no ...
    guesser guesser February 2012 Announcements
  • SIDBlaster/ZX - new soundcard for ZX-SpectrumThis soundcard is for ZX-Spectrum compatible computers. It uses in its work MOS Technology SID soundchip, which together with MOS Technology 6510 mic…

    ... be an error in the schematics I have - I have no ...
    mcleod_ideafix mcleod_ideafix February 2012 Announcements
  • SIDBlaster/ZX - new soundcard for ZX-SpectrumThis soundcard is for ZX-Spectrum compatible computers. It uses in its work MOS Technology SID soundchip, which together with MOS Technology 6510 mic…

    ... be an error in the schematics I have - I have no ...
    BYTEMAN BYTEMAN February 2012 Announcements
  • (grey) +2 ear modI saw some references here and there about grey +2 machines which had an external ear connector built in, so you can use external audio devices for l…

    ... .
    Just can't find schematics...
    fierman fierman February 2012 Hardware
  • 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…

    ... of TR5.
    - Looking the schematics from Issue 4A/B, I ...
    Zup Zup February 2012 Hardware
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... />
    [*]Render all the hardware schematics in a common style and ...
    Jonathan Harston Jonathan Harston February 2012 Sinclair Miscellaneous
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... ) and it is plenty of schematics, photographs and information which is ...
    jpablo jpablo February 2012 Sinclair Miscellaneous
  • Issue 4S users... I need your help!Short story: Issue 4S spectrum don't work. TR4 seems to have pins at different places from other speccys (BCE versus EBC), and usual replacement part…

    ... board of another issue (or schematics) to find out which leg ...
    gtsamour gtsamour March 2012 Hardware
  • (grey) +2 ear modI saw some references here and there about grey +2 machines which had an external ear connector built in, so you can use external audio devices for l…

    ... +3. From looking at the schematics here:
    [url]ftp://ftp ...
    RobeeeJay RobeeeJay March 2012 Hardware
  • (grey) +2 ear modI saw some references here and there about grey +2 machines which had an external ear connector built in, so you can use external audio devices for l…

    ... +3. From looking at the schematics here:
    [URL]ftp://ftp ... />
    Don't use those schematics, they're full of errors ...
    guesser guesser March 2012 Hardware
  • (grey) +2 ear modI saw some references here and there about grey +2 machines which had an external ear connector built in, so you can use external audio devices for l…

    ... ;607718]Don't use those schematics, they're full of errors ...
    RobeeeJay RobeeeJay March 2012 Hardware
  • 128k Toastrack repair advice needed..Hey all, Just got my second toast rack in a oddball deal when i visited a local farmer for some other second hand stuff. The 128 was sitting in a p…

    ... :
    I found the proper schematics at [url]http://members.multimania ...
    Asure Asure March 2012 Hardware
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... 've been discussing redrawing of schematics with roko by email, mainly ... just start creating my own schematics archive and if martijn wants ... no compromises made so the schematics will all come out looking ...
    guesser guesser March 2012 Sinclair Miscellaneous
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... was to have all the schematics on an svn repository and ...
    guesser guesser March 2012 Sinclair Miscellaneous
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... anyone who will use the schematics as there's no point ... creating schematics that are hard to read ... am physically unable to check schematics for errors for hardware I ... can help :)
    [*]Drafting the schematics - As I've said before ...
    guesser guesser March 2012 Sinclair Miscellaneous
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    I'm currently documenting and tracing the schematics for the Inves Spectrum clone. I considered using Eagle, as I know it, but I will try gSchem. Is there any tool to assist in the job of following tracks in a scanned PCB?
    mcleod_ideafix mcleod_ideafix March 2012 Sinclair Miscellaneous
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... currently documenting and tracing the schematics for the Inves Spectrum clone ...
    guesser guesser March 2012 Sinclair Miscellaneous
  • Issue 3B only sees 16k (and RAMTOP NO GOOD on loading)A ZX+ with issue 3B board that i got recently, does not see anything more than 32768 (sometimes 37267..) on "PRINT PEEK 23732 + PEEK 23733 * 256 (Ent…

    ... , it's clear in the schematics.. but i can't find ...
    mcleod_ideafix mcleod_ideafix March 2012 Hardware
  • Keyboard rebuild in the Plus modelNo extended keys implemented. You need 2 switches for each extended key, or a DPST switch and the wiring is more complex. It has a lot of work, but i…

    ... />
    Initially I drew the schematics for extended keys. Switches are ... . I got scared observing the schematics and only wired normal 42 ...
    antoniovillena antoniovillena March 2012 Hardware
  • Broken 128k+ Heatsink model, does anybody want it?Hi Wasn't exactly sure where to post this as I'm not selling the item just offering to anybody that fancies a go at repairing it, would just want th…

    Hiyas Tom

    I believe I can repair that quite simply, since I have all the tools, replacement components, schematics and I also have a physical reference for it.

    gonna hit you up with a PM =)
    Zetr0 Zetr0 March 2012 Hardware
  • Smallest Kempston joystick addon for e.g. DivIDEI developed a very small Kempston joystick interface. It's allmost ready for production. Specs: - It's small (can't get any smaller I'm afraid) - Re…

    ... .png[/IMG]
    In both schematics the buttons are mapped as ...
    bverstee bverstee April 2012 Hardware
  • Smallest Kempston joystick addon for e.g. DivIDEI developed a very small Kempston joystick interface. It's allmost ready for production. Specs: - It's small (can't get any smaller I'm afraid) - Re…

    ... .png[/IMG]
    In both schematics the buttons are mapped as ...
    velesoft velesoft April 2012 Hardware
  • ROM switch on NMIHello! Please, help me or point in the right direction. I am building a project for 48k spectrum which must activate its rom (actually static ram) …

    ... NMI. Looking at it's schematics may help?

    [url ...
    MrCheese MrCheese April 2012 Hardware
  • ROM switch on NMIHello! Please, help me or point in the right direction. I am building a project for 48k spectrum which must activate its rom (actually static ram) …

    ... NMI. Looking at it's schematics may help?

    [url ...
    ArtemKuchin ArtemKuchin April 2012 Hardware
<1…16171819202122…34>

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