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Search Again :: Adv Search 1000 results in 0.027s
<1234567…34>
  • Case Moulding Differences - +2/+3 modelsI've been studying the differences between the various 'official' Spectrum case mouldings for the Computer club at our local primary and have example…

    I've been studying the differences between the various 'official' Spectrum ... [/u]. (I did see a +3 the other week that had ... is; does anyone have a +2B, +3A and/or +3B that ... approximate positions, as well as differences in physical dimensions and angles ...
    MykeP MykeP December 2015 Sinclair Miscellaneous
  • +2A/+3 +2B and +3 Schematics (again)Just to announce that I've done a fairly big update/re-organisation of my website, and specifically the [URL="http://alistairsserver.no-ip.org/spectr…

    ... I've gathered about the differences between different board revisions, the ... a new schematic for the +2B ISSUE2 and got lots of ... of factory mods on the +2B boards.

    Still no ... />

    TL;DR: The +2B schematics have been updated ;)
    guesser guesser January 2015 Hardware
  • + 3 floppy drive clicking then nowtJust picked up a split mint +3 so i expected it to work perfectly but when i switch it on or reset it the floppy clicks about 10/12 times and then no…

    Electrically the black +2B is very similar to the +3. The +2A uses ... the same PCB as the +3 (but real +2A PCB's ... .

    The biggest differences are the +2B has had improvements and ...
    1024MAK 1024MAK July 2014 Hardware
  • Spectrum modsHi all, Looking at my Spectrum stuff and the mod`s I have done. How many of you out there have done Spectrum modifications? And what are they? 1. …

    ... far I have done the +3 sound mod, my own version ... Video out mod

    3. +2B cassette phono plug load mod ...
    swift240 swift240 August 2007 Sinclair Miscellaneous
  • Repton ManiaHi all, I am the creator, and look after, the Repton Resource Page ([url]www.reptonresourcepage.co.uk[/url]). For the site, I have written a freely …

    ... 0xD18C Level surrounds (3 bytes per level: top ... Repton running left frame 3 2B: Repton running left frame ... Repton running left frame 3 2B: Repton running left frame ... br /> Version 2/3 pages (in +3 mode only)
    ... 6 -
    7 +3
    8 +3
    9 Pentagon ...
    geraldholdsworth geraldholdsworth June 2014 Games
  • can i connect a +2a to an amstrad colour monitor?can i connect a +2a to an amstrad cmt 464 colour monitor? how ? th output is different , and it even has jacks for power!:evil:

    ...
    4 2 (viewed from rear)
    3
    1 = Red 4 ... /> 2 = Green 5 = Gnd
    3 = Blue 6 = Lum[/code]
    dasteph dasteph November 2006 Hardware
  • Usr 0 ?I'm not sure I've ever seen this explained before, but why do some programs (only demos, as far as I can see, so far) need USR 0 mode when run on a 1…

    ... 36 03 LD (HL),3
    2B DEC HL
    ... (HL),1Bh
    2B DEC HL
    ... (HL),76h
    2B DEC HL
    ...
    John Elliott John Elliott December 2008 Sinclair Miscellaneous
  • ZXC3 Rom CartridgeI recently aquired a ZXC3 Cartridge Rom from [URL="http://www.fruitcake.plus.com/"]Paul Farrow[/URL] fully populated with the latest diagnostic softw…

    ... />
    I ask because my +3/2B flash board can theoretically have ...
    guesser guesser December 2010 Hardware
  • contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …

    ... /+2 and the +2a/b/3.

    Which runs the ... />
    Anything written for the +3/+2B, or written assuming the contention ... manual will work on a +3/+2B but suffer on a 128k ... suffer on the +3/+2B.

    The +3/+2B machines were on the ...
    guesser guesser January 2011 Hardware
  • Z80 Edge Connectors - ProjectsHello there my fellow Spectrum-mites I am looking to source a few of these connectors - while I could just rework some old ISA socket for proto's I …

    ... rom replacement boards for the +3/2B?
    sounds like you'd ...
    guesser guesser March 2011 Hardware
  • divide question - ribbon cable?Hi - recently got a divide and loving it but not enough room on my desk. Is anyone aware of a supplier of a ribbon cable that could sit between +3 …

    Well I don't have a DivIDE... I think Winston has done some experiments regarding bus lengths. I know he found the Sinclair 128k is the worst machine in terms of loading the bus. I suspect the +3/2B will be the best.
    guesser guesser November 2011 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…

    ... /> The 12v line on the +3/2B is already fed through a ...
    guesser guesser January 2012 Hardware
  • Use a +2/+3 case as a replacement keyboard for 48KI was just wondering if a 48K Spectrum motherboard could be housed in a +3 case, and somehow the keyboard be connected so that it could have a proper…

    The keyboard membrane is totally different on the +3/2B machines
    guesser guesser January 2012 Hardware
  • Use a +2/+3 case as a replacement keyboard for 48KI was just wondering if a 48K Spectrum motherboard could be housed in a +3 case, and somehow the keyboard be connected so that it could have a proper…

    ... is totally different on the +3/2B machines[/QUOTE]

    But ...
    mcleod_ideafix mcleod_ideafix January 2012 Hardware
  • New Flash Rom Board for +3 and Black +2As per the other thread I've now sold out of these boards. There is however the possibility of getting a new batch made, and at the same time making …

    ... both rom sockets in the +3/2B and can be switched (manually ... the capacity to store the +3 operating system twice so you ... in the banks e.g. +3 in one and +3e in ...
    guesser guesser January 2012 Hardware
  • Double Dragon Remake: The Development ThreadOk guy's, so this is the new thread that will be focusing on Jim Bagley's development of the Double Dragon remake that was first proposed by myself a…

    ... add the pages for the +3/2B to the FAQ wiki article ... /> 128k and +2: pages 1 3 5 and 7 are contended ...
    +3 and black +2: pages 4 ...
    guesser guesser February 2012 Development
  • Spectrum +3, Issue 2...I have just had plonked on my desk a nice issue 2 Spectrum +3. I'm not sure if its 100% working yet, as I have not plumbed it into a telly. So, assu…

    Jumpers on a divide etc will still need to be set to "+3". This is to deal with the fact that the +3/2B have two romcs lines.
    guesser guesser April 2012 Hardware
  • ROM-elHi, I have a bunch of [URL="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH-ROM-Replacement.html"]these[/URL]. They are 23128…

    If you connect the WE pad to the write enable line in the speccy you will be able to reprogram the chip in circuit like I do with my +3/2B flash boards. I can help you write a programming tool if you need one.
    guesser guesser July 2012 Hardware
  • ROM-elHi, I have a bunch of [URL="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH-ROM-Replacement.html"]these[/URL]. They are 23128…

    ... like I do with my +3/2B flash boards. I can help ...
    tstih tstih July 2012 Hardware
  • Spectrum +3 to Joytech PS2 8" LcdHi, I?m making some cables so I can connect my old computers to a Joytech PS2 8" Lcd. Starting with my Spectrum +3 I made a RGB and a composite cab…

    take a look at this manual: [url]http://mts.speccy.cz/doc/128_rgb.pdf[/url]
    there are differences between +3 and Amiga and other RGB ports.
    I think the problem is in sync signal.
    orange orange January 2013 Hardware
  • Joystick Interfaces on +2AJust found out that my DK'Tronics joystick interface doesn't want to play with my +2A (black). The Kempston port works OK, but not the Sinclair port…

    ... ]

    Yes, the +2A/+3,+2B and +3B have proper bus ...
    guesser guesser April 2013 Hardware
  • Video output questions...Two questions... [QUOTE]1. The yellow and blue colours seem out of phase on the display. Is this normal for an RF connection to the TV/monitor?[/QUO…

    ... a composite mod to my +3/+2B instead, this gives a nice ...
    smogit smogit April 2013 Hardware
  • +2 issue oneI can't remember seeing this model board before, so here we go: [IMG]http://benophetinternet.nl/hobby/vanmezelf/20130605_153957.jpg[/IMG] [IMG]http…

    On the +2A/+3, +2B, and +3B boards the issue ... come after the Z70500 Issue 3.

    Of course it ...
    guesser guesser June 2013 Hardware
  • Harlequin 128k??Hi peeps... I've seen that you can do a 128k version of the Harlequin board. Is it just the standard board with different chips or is it a dif…

    ... 2 16kB pages). The +2A/+3, +2B, and +3B have two 32kB ...
    guesser guesser May 2016 Hardware
  • ROM checksum tool.A recent post by Rorthron reminded me about this category and how little activity it's had since it was set up. :-S Reading through the "preservat…

    ... ROM3 of the Spanish +2A/+3.
    I've actually had ... Official ROMs for the +2A/+3 +2B/+3B as far as I ...
    guesser guesser July 2016 Hardware Preservation
  • Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…

    ... for the ZX Spectrum +2A/+3, +2B, and +3B here[/url]. [url ...
    1024MAK 1024MAK February 2017 Hardware
  • Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…

    ... CPC-PCW-464-6128-Spectrum-3-/371871687672?hash=item569547a3f8:g:Ko0AAOSwx6pYqe2f ... can be formatted for the +3?


    [quote=" ... for the ZX Spectrum +2A/+3, +2B, and +3B here[/url]. [ ... luck.

    Right... 3 am... I will be dreaming ...
    The Mighty Dopethrone The Mighty Dopethrone February 2017 Hardware
  • +2A/+2B/+3/+3B researchdoing my redrawing/correcting of the +3 schematic I'm uncovering lots of oddities in the service manuals. I am trying to work out what really exists…

    ... name from the +2A to +2B, however both ISSUE 1 and ... found in the "+2B/+3B" diagram of the +3 amendment service manual ... are many differences between the schematic from the "+2A +3" diagram from ...
    guesser guesser September 2010 Hardware
  • RGB output differences on +2 and +2a/b +3I've got a 37" LG 1080p lcd tv (37LH7000) I'd hooked up my +3 to it and it displays a clear picture (colourwise) however each column looks like it's …

    ... ) I'd hooked up my +3 to it and it displays ... it's wired for my +3) will pass the picture through ... opus discovery drives then my +3 cause of the drive. Now ... + I started to use my +2b cause it was black and ... the noise distortion of my +3.

    However I'm ...
    BiNMaN BiNMaN February 2010 Hardware
  • Crappy video in +2B/+3Maybe it's not a failure in my ZX Spectrum, but I need some advice... I've got some spectrums (a ZX Spectrum +, two spanish ZX Spectrum +2B and a mo…

    ... spanish ZX Spectrum +2B and a modified +3). Because modern TV tuners ... /> The problem is that +2B and +3 shows crappy video in the ... player.
    - ZX Spectrum +2B and +3 works with plasma TV and ...
    Zup Zup March 2010 Hardware
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