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<1…16171819202122…34>
  • divide loading errorsHi All, Just bought a divide unit and I am having a few problems. I select the TAP file from the fatware browser, then do a load "". I get a lot of …

    ... schematic the divIDE works on all Spectrums I own (gray +2, 128k ... heater, 48k, 48k+, harlequin).

    This picture shows the schematic ...
    bverstee bverstee November 2012 Hardware
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... that there is only a 128k midi OUT standard (the sinclair ... dedicated MIDI pins on the +128K RS232 socket at all - it ... Zombie Zombie Interface 1 MIDI schematic, which only includes a couple ... =rs232"]Receiving serial data over 128K RS232 socket[/URL]

    toadstool toadstool November 2012 Development
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... dedicated MIDI pins on the +128K RS232 socket at all - it ... Zombie Zombie Interface 1 MIDI schematic it certainly seems likely (see ...
    guesser guesser November 2012 Development
  • New colors / switchable color palette with regular ULA ?Hello. This may be an ignorant question but I just thought about it today and wanted to post it here to get some opinions. OK, so, today, while goin…

    ... schematic. IIRC the circuit is much the same for all the 128k ...
    guesser guesser December 2012 Hardware
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... once took the toastrack ay schematic and made a circuit board ... .franksmusic.homecall.co.uk/spec/128K+AY_for+3A_PCBlayout.png[/img]
    FrankT FrankT December 2012 Development
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... once took the toastrack ay schematic and made a circuit board ... .franksmusic.homecall.co.uk/spec/128K+AY_for+3A_PCBlayout.png[/img]
    DaRkHoRaCe DaRkHoRaCe December 2012 Development
  • +2 Grey - low 128k sound volumeI'm trying to revive my old grey +2.... First problem was a faulty RF signal, so I bought a SCART cable from Retro Computer Shack on e-bay (it's the…

    ... .

    Look on the schematic and you'll see that ... , though, if you set the 128k too loud you'll get ...
    Spirantho Spirantho December 2012 Hardware
  • Correction of +2 hardware errorsThis is a collection of various pieces of information picked up from various places, including a lot from this forum. I have edited it and reworded i…

    ...
    for all ZX Spectrum 128K models" guide which is found ... [/URL].

    Either the schematic for the 2N3904 transistor is ...
    gtsamour gtsamour January 2013 Hardware
  • ahh..sooo close :) Spec128k+ RGB on LCD monitor helpHello, Was trying out RGB on my 128k+ and a Samsung Syncmaster 204 lcd monitor. Tried this monitor with a Genesis/Megadrive and a SNES and works real…

    ... +2A/+3) with a straightforward schematic without additional text.

    128K video fixes and video cables ...
    bverstee bverstee February 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... + and planning on get a 128K toast-rack later.
    Anyway ... , downloaded a +D corrected schematic (The disciple schematic is missing severals pin ... puzzled by how a +D schematic would be of any really ... handling, most likely) working under 128K emulation.
    zub zub February 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... the interface working with the 128K. I have stepped through ... see anything in the DISCiPLE schematic/PAL decoding that looks like ... 's specifically to deal with 128K compatibility, though...

    ... s DISCiPLE emulation work in 128K mode, although I don' ...
    zub zub February 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... , The only way for a 128k to make midi code is ... my way to finish the schematic.

    ?Salud! (Cheers ...
    Severino Severino February 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... here in WoS.
    The schematic must have mistakes on purpose ... / issue.
    In the schematic you can see that there ... x 10 cm.

    128K compatibility should be checked with ... disciple were available, a proper schematic of this interface can be ...
    Severino Severino February 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... with a DISCiPLE, a 128K/+2 Spectrum and a logic ... week, I adquired a 128K "toast rack" and a ... /> Long story short, the 128K needs a capacitor replacement and ... Until I get that 128k working I can only make ... closely and make an accurate schematic, what I've seen ...
    Severino Severino March 2013 Hardware
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... last week, I acquired a 128K "toast rack" and a disciple ... /> [QUOTE]Long story short, the 128K needs a capacitor replacement and ... /> [QUOTE]Until I get that 128k working I can only make ... checking anyway! Glad that the schematic is coming together... Not far ...
    zub zub March 2013 Hardware
  • RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…

    ... />
    Because this is a 128k byte machine, there are two ... chips giving a total of 128k bytes.
    Made up as ... taken from the "zx128plus2-iss3-schematic(corrected_v01)" diagram.

    Good ...
    1024MAK 1024MAK March 2013 Hardware
  • RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…

    ... />
    Because this is a 128k byte machine, there are two ... chips giving a total of 128k bytes.
    Made up as ... taken from the "zx128plus2-iss3-schematic(corrected_v01)" diagram.

    Good ...
    xaris_sm xaris_sm March 2013 Hardware
  • Gifts from Russia (again)Hey there, zorel from zx-pk.ru is manufacturing PCBs again. Keep in mind you'll have to be good with soldering, as I don't intended to offer assembly…

    ... Pentagon 128k (2011 version with blue PCB).[/QUOTE]

    Which schematic ... many improvements to original Pentagon 128K board, but having too many ...
    kpuchatek kpuchatek April 2013 Sinclair Miscellaneous
  • Gifts from Russia (again)Hey there, zorel from zx-pk.ru is manufacturing PCBs again. Keep in mind you'll have to be good with soldering, as I don't intended to offer assembly…

    [QUOTE=kpuchatek;692437]Which schematic do you use to build ... many improvements to original Pentagon 128K board, but having too many ...
    Shockwav3 Shockwav3 April 2013 Sinclair Miscellaneous
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... problems loading programs in the 128K, the 48k+ I have ... It, turned the 128K and in 128k mode the system disk ... reseting, simply goes to 128k mode with the cursor on ... I'm working on the schematic, but I do not want ... read somewhere that the 128K is more tricky when ...
    Severino Severino April 2013 Hardware
  • TQFP Packaged CPLD, Which pin pitch?A quick question for those of you with surface mount experience. I am currently thinking about building a 128k clone, and hopefully have a bit of fu…

    ... .

    Incidentally, does a Schematic exist for Superfo's version ... ? I've found a schematic he did for a 48K ... 't found anything for a 128k.
    ramsrc ramsrc April 2013 Hardware
  • TQFP Packaged CPLD, Which pin pitch?A quick question for those of you with surface mount experience. I am currently thinking about building a 128k clone, and hopefully have a bit of fu…

    ... .

    Incidentally, does a Schematic exist for Superfo's version ... ? I've found a schematic he did for a 48K ... 't found anything for a 128k.[/QUOTE]

    It's ...
    superfo superfo April 2013 Hardware
  • DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]

    ... know; Mario's schematic only shows configurations for KM681000 (128K) or KM684000 ...
    bverstee bverstee June 2013 Hardware
  • DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]

    ... know; Mario's schematic only shows configurations for KM681000 (128K) or KM684000 ...
    phoenix^ra phoenix^ra June 2013 Hardware
  • ZX spectrum 128K + 2 (Grey one :)Hi all, I'm trying to revive a dead ZX 128K +2 (the grey one). The regulator was damaged and seemed to be feeding 7.8Volts onto the pcb. Yikes ! I…

    ... there an equivalent for the 128K ?[/QUOTE]Yes. All you need ... D20 / C41 / R55 (see the schematic in the +2 service manual ...
    1024MAK 1024MAK August 2013 Hardware
  • 128k+ CompositeAm I to understand this correctly but all thats needed for composite video on this model is to run a wire from pin 1 of the RGB port to the phono out…

    ... ]
    Yes, according to the schematic I have here the pinout ... /> No guarantees, just what the schematic I have here indicates!
    128k ROM, I expect he'll ...
    guesser guesser January 2014 Hardware
  • A new site for an old projectThe 'Interface 1bis' project site has been moved to: [url]https://sites.google.com/site/interface1bis/[/url] In fact, it's not only a simple relocati…

    ... improvements, allows the creation of 128k (.Z80) snapshots. Unfortunately, reprogramming the ... build, following the official Xilinx schematic or a simplified, but still ... to make use of the 128k snapshot facility, are welcome to ...
    Dan Antohi Dan Antohi February 2014 Announcements
  • Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…

    Which 128k machines are you talking about? Don't forget, the +2A, +2B and +3 have two ROM chips, and so have two ROM CS lines. See the schematic for details.

    [I][B]Mark[/B][/I]
    1024MAK 1024MAK March 2014 Hardware
  • IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…

    ... system loader works on any 128k ZX spectrum model, in 48k ... comprehensive set of documents, from schematic and manufacturing plots to commented ...
    Dan Antohi Dan Antohi March 2014 Hardware
  • Grey +2 DiedHi all, Thrashing my +2 playing Mugsy last night and it did this... [URL="https://m.flickr.com/photos/83515822@N05/13012551693/lightbox/"]https://m…

    ... huge amount of experience fixing 128K machines, but my basic steps ... ] one should be appropriate for 128K machines)
    [*]If the ROM ... the help of the appropriate schematic / layout and replace RAM IC ...
    balford balford March 2014 Hardware
<1…16171819202122…34>

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