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  • Hardware PCB scans. Good or bad idea?Is this sort of thing useful for preservation/WOS? I admit they are a bit wonky and I've done them as 400dpi and JPGed them to reduce the bandwidth.…

    ... which might be for the expansion kit...
    Jmk Jmk December 2012 Hardware
  • TKMEM - the 128K interface for 16K SpectrumsHello all! Here in Brazil, we have made a small production of an interface, totally based on Velesoft?s memory expansion ([url]http://velesoft.speccy…

    ... based on Velesoft?s memory expansion ([url]http://velesoft.speccy.cz ...
    Turrican Turrican December 2012 Hardware
  • Microcontrollers and the SpectrumBeing unusually busy lately, I didn?t get a chance to comment at the time on a remark in an older thread, but I shall take the liberty of doing it no…

    ... directly connect to the Spectrum bus, and you'll need some ... some other system?s data bus.
    So there is no ...
    Dan Antohi Dan Antohi January 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 zx edge and an expansion port on the pcb is ...
    Severino Severino February 2013 Hardware
  • Game Of The Year 1985 (multiple choice REALLY)loading again, mucking hell. until now: [B][SIZE="5"]1985[/SIZE][/B] [B]games[/B] 1. Commando (elite systems) 27* 2. Elite (firebird) 22 3. Back t…

    ... ) 18
    5. Starquake (bubble bus) 17
    6. Saboteur! (durell ...
    WhenIWasCruel WhenIWasCruel February 2013 Games
  • Spectrum 48k clonesI saw this website today and numerous 48k Spectrum clones. [url]http://zxspectrum48.i-demo.pl/clones.html[/url] A couple of them are really beautifu…

    ... any advantage (other than memory expansion) compared to the original?
    Pegaz Pegaz February 2013 Sinclair Miscellaneous
  • Odds and ends for SaleI've just had a sort through a big box of assorted odds and ends, mostly cassettes without inlays, but theres some instructions and other bits there …

    ... ? Kixx
    Football Manager 2 Expansion Kit instruction booklet ? Addictive (Need ...
    jamorski jamorski March 2013 Sales
  • External Rom entry pointHi, this is my first post - so hi. I am writing a rom for the 128k, an just wanted to check a few things. To launch the rom, the entry point is 0x0…

    ... high or low on the expansion slot?

    Thanks
    exit0 exit0 March 2013 Hardware
  • Mouse systems for ZX Spectrum[U][B]Mouse systems for ZX Spectrum[/B][/U] Okay, I have been reading the [URL="http://www.worldofspectrum.org/forums/showthread.php?p=688449#post68…

    ... ]
    [*]Do they all use bus mice with a 9 pin ... ST, Amiga and BBC Micro bus mice)?
    [*]Do any use ...
    1024MAK 1024MAK March 2013 Hardware
  • R.I.P Little SisterDear all I was going to work this morning and was about to get off the bus when my phone rang, it was a Nurse from a hospital in Australia giving me…

    ... about to get off the bus when my phone rang, it ...
    Spex Spex April 2013 Chit chat
  • Timing of Timex Computer 2068Is the timing of the Timex Computer 2068 fully documented yet? I have one here with the ZX Spectrum Emulator cartridge and have downloaded a few test…

    ... the Timex not a floating bus. I'm wondering how to ... only part of the SCLD bus is coupled to the Z80 ... bus via resistors. I have seen ...
    rga24 rga24 April 2013 Hardware
  • My FrankenspectrumHey all, I originally posted this on the Raspberry Pi forums, but thought people here might be interested also. Inspired by the guy on Flickr who m…

    ... taken out to the existing expansion ports.
    To the right ...
    balford balford April 2013 Sinclair Miscellaneous
  • 16K/48K Lower RAM (4116) replacement.You may want to read [URL="http://www.worldofspectrum.org/forums/showthread.php?t=37957"]this thread[/URL] for background information on the quest t…

    ... data too soon, before the bus is stable or de-asserting ...
    Zorn Zorn May 2013 Hardware
  • Opus discovery problemTook delivery of another of these today, bad drives but I got one working, a further issue developed after I plugged a Multiface into the Opus's expa…

    ... Multiface into the Opus's expansion port (used to do that ...
    Macc Macc May 2013 Hardware
  • ZX81/Emulation QuestionsI'm not sure if it's okay to ask questions here but the ZX81 is definitely Sinclair Miscellaneous! Anyway, I've use VB81 xur for ages now but I've n…

    ... I presume a 16k RAM expansion is essential. The problem is ...
    The Equalizer The Equalizer May 2013 Sinclair Miscellaneous
  • 5th Quadrant programmersThe graffiti "Paul Was here!" (room#310) and "Nick rules OK!" (room#875) probably give some clue as to the programmers of this game. For completeness…

    The graffiti "Paul Was here!" (room#310) and "Nick rules OK!" (room#875) probably give some clue as to the programmers of this game. For completeness, it also says "Bubble Bus" in room#539, but we already know that they published it.
    Battle Bunny Battle Bunny May 2013 Infoseek database
  • Wiz-'ard?As my foray through The Fifth Quadrant proved so popular, I thought that I'd have a go at another forgotten game with no playing tips in need of a go…

    ... . So I then tried Bubble Bus maze games, but all that ...
    Battle Bunny Battle Bunny May 2013 Games
  • Spectrum+ QuestionJust bought an "as is" Spectrum+ from eBay. It has "upgraded" stamped in red on the underside on the expansion port. Does this mean someone has upgra…

    ... on the underside on the expansion port. Does this mean someone ...
    kev1049 kev1049 May 2013 Hardware
  • Enable 128kB paging in emulatorFrom Zx Spectrum documentation ([url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url]) [CODE][SIZE="1"]When memory is being pag…

    ... produces no special results: floating bus values will be returned as ...
    Ralf Ralf June 2013 Emulators
  • early Multiface One, MD & IF1 etc. on EbayJust started a few auctions on Ebay, in case you?re interested: - A tested IF1, Microdrive and (long) cable bundle - A tested, early Multiface One wi…

    ... untested (possibly faulty) QL memory expansion

    [URL="http://www ...
    schombi schombi June 2013 Sales
  • DiHalt 2013Hello everyone! from 6 to 7 July in Nizhny Novgorod (Russia) will be held openair demoparty "Dihalt 2013."The program includes the following competit…

    ... work with the sound card expansion TurboSound (standard NedoPC).*The module ... use of a sound card expansion TurboSound FM (standard NedoPC).*
    osa osa June 2013 Announcements
  • New CPU and Spectranet oddity.I have no reason to suspect this problem is due to a fault/poor design of the Spectranet, but understanding what it does at system initialisation may…

    ... the value on the data bus slightly more quickly and before ... the bus has stabilised. Perhaps a different ... -up resistors on the data bus would help.

    Can ...
    Zorn Zorn June 2013 Hardware
  • MGT Two-Face and DivIDEI've got a [url=http://www.worldofspectrum.org/infoseekid.cgi?id=1000247]MGT Two-Face[/url] that I used to connect to my Spectrum 48K and then a DivI…

    ... a modern joystick interface with bus through that is certified to ...
    carlsson carlsson July 2013 Hardware
  • Childhood moments with my SpeccyHey everyone. The other day I randomly came across a tumblr page called "Me and My ZX Spectrum" ([url]http://meandmyzxspectrum.tumblr.com[/url]) …

    ... fascinated us. We decided the expansion port must be where the ...
    memrah memrah July 2013 Sinclair Miscellaneous
  • 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 …

    ... interface is plugged to the expansion port and nothing connected to ...
    schombi schombi August 2013 Hardware
  • Barn find #5Next are a few expansion cables/interfaces. It doesnt look like it, but is there anything in these that can go wrong. [IMG]http://www.scotek.net/zx…

    Next are a few expansion cables/interfaces. It doesnt look ...
    rune rune August 2013 Hardware
  • Hardware description - BETA DISK interfaceExist more versions and clones of BETA DISK interface. Beta disk 48, beta disk 128, brasilian clones of beta disk 48, russian clones of beta disk 128…

    ... ]
    BETA128 contain throught ZX bus for possibility connect next external ... , please not connect to throught bus devices with own external memory ... external devices connected to throught bus. If TR-DOS rom is ...
    velesoft velesoft August 2013 Hardware
  • Hardware description - MB-02+ interfaceOn this thread will soon released info about MB-02+ idisk interface ( memory paging mechanism, list of ports, addressing, MB IDE, schematics, etc... …

    ... with MB-02+ to ZX bus. (kempston interface, zx printer, fuller ...
    velesoft velesoft August 2013 Hardware
  • DivIDE on spectrum 48kDear All, I ordered a DivIDE with kempston- and compactflash-adaptor for my 48K. Recently I met BVersteeg (the seller of thisDivIDE) at the retro co…

    ... and strong current to the expansion port, still the same.
    PymerOne PymerOne August 2013 Hardware
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