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<1…17181920212223…34>
  • Opus composite video and joystick portIve had it apart and had a good look around and cant for the life of me see whats wrong, if the joystick is selected in a game(kempston) the characte…

    ... ,

    Cheers for the Schematic, I have given it a ... in use anywhere on the schematic I am afraid to say ...
    Zetr0 Zetr0 March 2011 Hardware
  • Opus composite video and joystick portIve had it apart and had a good look around and cant for the life of me see whats wrong, if the joystick is selected in a game(kempston) the characte…

    ... ,

    Cheers for the Schematic, I have given it a ... in use anywhere on the schematic I am afraid to say ... :
    Note, according to the schematic, the video goes to 15A ...
    spodula spodula March 2011 Hardware
  • Modification of +2: TAPE IN port?Hi. My friend got a +2. He is a hardware guy, so he would like to add a regular EAR port to it. However he prefers to have some schematix first. …

    a +2 (grey) or a +2B (black)?

    if it's a black one then it's a simple modification, I'd have to have a look at a schematic to see if the +2 is similar :)
    guesser guesser March 2011 Hardware
  • Modification of +2: TAPE IN port?Hi. My friend got a +2. He is a hardware guy, so he would like to add a regular EAR port to it. However he prefers to have some schematix first. …

    ... have a look at a schematic to see if the +2 ...
    polomint polomint March 2011 Hardware
  • Modification of +2: TAPE IN port?Hi. My friend got a +2. He is a hardware guy, so he would like to add a regular EAR port to it. However he prefers to have some schematix first. …

    ... have a look at a schematic to see if the +2 ...
    Yerzmyey Yerzmyey March 2011 Hardware
  • Composite modding a TK-83Hi everybody, Perhaps you can help me. I've just modded my Jupiter Ace 4000 to composite video and it worked a treat, so I thought I'd try one of my…

    I have an oscilloscope, but no schematic. It's not a very complex design though!
    Spirantho Spirantho March 2011 Hardware
  • Adding a reset switch to a 48K?I've done this before but can't for the life of me remember which line to pull to ground! I tried /NMI which does reset the machine when it's in bas…

    ... a quick glance in the schematic archive and see your right ...
    spodula spodula March 2011 Hardware
  • +2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?

    ... />
    If I find the schematic I shall upload it, if ...
    Zetr0 Zetr0 March 2011 Hardware
  • +2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?

    ... have another look at the schematic then :)

    EDIT: It ... if there was a decent schematic that you could actually read ...
    guesser guesser March 2011 Hardware
  • +2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?

    ... have another look at the schematic then :)

    EDIT: nope ...
    TMX TMX March 2011 Hardware
  • +2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?

    ... reason it has the 48k schematic, not the 128k!!! No wonder ...
    guesser guesser March 2011 Hardware
  • +2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?

    ... [/b][/url] a ZX+2 schematic. 128/+2 ULA has 48 ...
    TMX TMX March 2011 Hardware
  • Hacking a Joystick InterfaceI have a DK'Tronics twin-port joystick interface that does Kempston and Sinclair 0-6 keys. I know it has only 14 lines connecting it to the edge con…

    ... am planning on puting a schematic together for a Kempston compatible ...
    Zetr0 Zetr0 April 2011 Hardware
  • Hacking a Joystick InterfaceI have a DK'Tronics twin-port joystick interface that does Kempston and Sinclair 0-6 keys. I know it has only 14 lines connecting it to the edge con…

    ... [/url][/QUOTE]

    This schematic contain bad positions of buttons ...
    velesoft velesoft April 2011 Hardware
  • What am I doing wrong with loading?I recently got my Spectrum working, but I'm having troubles loading games. I plug a cable from my computers soundcard out to the Ear port, type LOAD …

    ... [B]similar[/B] to this schematic - i need to confirm some ...
    Zetr0 Zetr0 April 2011 Hardware
  • DivIDE questionsHi All, I'm the proud owner of two DivIDE interfaces, that I have just "inherited" from a friend. One of them is the original one and the other one …

    ... ) interfaces, this hardware use bad schematic and collide with Z80CPU in ...
    velesoft velesoft April 2011 Hardware
  • Amperage drastic reduction in a rubber 48KWell, I am now with the approach of a drastic reduction ZXSpectrum amperage. As a first step would change the Z80 processor for other (Z80C). Unfortu…

    Anybody has an easy schematic to change 4116 by Sram?
    Mobutu Mobutu April 2011 Hardware
  • Retro-X : RXA format?Hi! I've used Retro-X to convert a short AVI video into a RXA format anim file, using QL lowres mode (mode 8, 256x256). Peeking at the resulting file…

    ... piece cost? Or will the schematic and Firmwre be available from ...
    LCD LCD April 2011 Development
  • Retro-X : RXA format?Hi! I've used Retro-X to convert a short AVI video into a RXA format anim file, using QL lowres mode (mode 8, 256x256). Peeking at the resulting file…

    ... piece cost? Or will the schematic and Firmwre be available from ...
    mcleod_ideafix mcleod_ideafix April 2011 Development
  • now lost the +5v from my +3 psuthe voltages i get from it are -12v +12v +0.61v what part needs replacing in the housebrick that is the PSU? having a bad weekend :-(

    ... it doesn't match the schematic.
    guesser guesser May 2011 Hardware
  • Speccybob PCB layoutSorry to start yet another Speccybob thread, but I can't seem to find out if anyone has tested Mike Wynne's PCB layouts. I have amassed all of the co…

    Here is the full schematic of harlequin I redraw from ...
    superfo superfo May 2011 Hardware
  • Speccybob PCB layoutSorry to start yet another Speccybob thread, but I can't seem to find out if anyone has tested Mike Wynne's PCB layouts. I have amassed all of the co…

    ... ;532462]Here is the full schematic of harlequin I redraw from ...
    Jose_Leandro Jose_Leandro May 2011 Hardware
  • Speccybob PCB layoutSorry to start yet another Speccybob thread, but I can't seem to find out if anyone has tested Mike Wynne's PCB layouts. I have amassed all of the co…

    ... ;532462]Here is the full schematic of harlequin I redraw from ...
    reanimator reanimator May 2011 Hardware
  • Speccybob PCB layoutSorry to start yet another Speccybob thread, but I can't seem to find out if anyone has tested Mike Wynne's PCB layouts. I have amassed all of the co…

    ... ;532462]Here is the full schematic of harlequin I redraw from ... changed U6 in the above schematic to a HCT device. HC ...
    csmith csmith May 2011 Hardware
  • Speccybob PCB layoutSorry to start yet another Speccybob thread, but I can't seem to find out if anyone has tested Mike Wynne's PCB layouts. I have amassed all of the co…

    ... ;532462]Here is the full schematic of harlequin I redraw from ... /> Having it all on one schematic makes things less daunting; I ...
    amotyka amotyka May 2011 Hardware
  • Question about divide +Hi A friend has sent my a faultly divide + to see if I can repair it. If I use this divide+ with a spectrum 48K (That works perfectly with my stand…

    ... is same as on this schematic. If yes, then it's ... .cz/zx/divide/divide_plus/diwide212-schematic.png[/url]

    As ...
    velesoft velesoft May 2011 Hardware
  • ZX systems on PC FDD! (TRD,Opus,D40/D80...)Hi. A friend suggested me a program that can force PC's FDD (even on the newest systems) to format and save programs of ZX Spectrum. Seems like it …

    looks like there's suddenly interest in floppy drives again!

    I shall have a proper look at a drive swap mod (just discovered another error in the schematic too, now fixed)
    guesser guesser May 2011 Sinclair Miscellaneous
  • Official release of new K-MOUSE 2008 interface[url]http://velesoft.speccy.cz/kmturbo2008-cz.htm[/url] This is official release of new K-MOUSE 2008 interface. New layout, design, new schematic. …

    ... .
    New layout, design, new schematic.

    VELESOFT[/QUOTE]
    schematic a better design):

    velesoft velesoft May 2011 Hardware
  • Official release of new K-MOUSE 2008 interface[url]http://velesoft.speccy.cz/kmturbo2008-cz.htm[/url] This is official release of new K-MOUSE 2008 interface. New layout, design, new schematic. …

    ... -MOUSE 2008 (but with modified schematic a better design):

    LCD LCD May 2011 Hardware
  • Loading games with cassette adapter - no PLAY requiredAfter several encouragingly successful experiments with the use of cassette adapters commonly used to connect a multimedia player to a cassette-only …

    ... /> And looking at the cassette schematic on page 6, it also ... 've been looking at the schematic for about 10 minutes now ...
    FrankT FrankT June 2011 Hardware
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HitBox

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