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<1…16171819202122…34>
  • 48k or 128k target ?Hi, As a new coder on Speccy, I wonder which Spectrum model to target for my forthcoming developments (game). I can see there are 3 different sys…

    ... with technical differences:

    48k
    128k /128k +2
    48k one ?

    Which model ...
    majikeyric majikeyric September 2015 Development
  • Replacement speakers for 16/48K SpectrumsThought I'd share a source of replacement speakers for the 16/48K machines: http://uk.rs-online.com/web/p/miniature-speakers/7903975/ (Equivalent…

    ... replacement speakers for the 16/48K machines:

    http://uk ...
    balford balford September 2015 Hardware
  • Emulator suggestion Betadisk 48k TRDOS v4 adress redirection to Betadisk TRDOS v5Hi, may I suggest the following: As there are some older programs only running on Betadisk 48k with TR-DOS v4 and it´s adresses 15360/15363 ins…

    ... only running on
    Betadisk 48k with TR-DOS v4 and ... BASIC-programs written for Betadisk 48k maybe run directly with TRDOS ...
    Luzie Luzie September 2015 Emulators
  • 48K colour issuesGentlemen, A friend handed me over a number of 48K machines to service, and among these there are four of them with various flavours of colour iss…

    ... me over a number of 48K machines to service, and among ...
    Opus Discovery Opus Discovery September 2015 Hardware
  • ZX Spectrum 48k Plus PackHi, Thanks to these forums and the ZX community I have refurbed a ZX Spectrum 48k Plus, which is boxed. It has a new keyboard membrane and has been…

    ... have refurbed a ZX Spectrum 48k Plus, which is boxed.
    Van_Dammesque Van_Dammesque September 2015 Sales
  • ZX Printer spares and partial paper roll - Wanted Motherboard for Spectrum 48K+The back of the printer is missing, and as you can see the lead going into the connector has seen better days. Perhaps this could be of use to someon…

    ... really after a working spectrum 48K+ motherboard, so I could trade ...
    lesoleil70 lesoleil70 October 2015 Sales
  • SINCLAIR SUPER BUNDLE: ZX SPECTRUM 48K + IF1 + MICRODRIVE + ZX PRINTER + JOYSTICK INTERFACE!http://www.ebay.co.uk/itm/171965481961?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 Here you are another piece of my Sinclair collection. …

    ... :

    a) ZX Spectrum 48k in MINT condition, It works ...
    ranma_simon ranma_simon October 2015 Sales
  • 48k problemsHi all Just plugged in a 48k that I bought to find that the screen is jumbled with different colour pixel blocks. I removed the casing and noticed…

    ... />
    Just plugged in a 48k that I bought to find ...
    jamiejoe jamiejoe October 2015 Hardware
  • New 48K cases?I've seen where you can buy new face plates (going to be buying some soon). But is there anywhere I can buy a new case for a 48K Spectrum? Than…

    I've seen where you can buy new face plates (going to be buying some soon).

    But is there anywhere I can buy a new case for a 48K Spectrum?

    Thanks.
    cbmeeks cbmeeks October 2015 Hardware
  • video quality issue on 48k machine after composite modHello! I just bought an 48k spectrum and did the composite mod. Unfortunately it did not end up as good as i hoped for. The screen after reset looks …

    Hello! I just bought an 48k spectrum and did the composite ...
    holovicc holovicc November 2015 Hardware
  • ZX 48K power plugHi! I'm a newbie, this is my first post. I have a ZX Spectrum 48K, which has been lying around for ages. Its psu lacks a plug. The Psu is 9v and 1…

    ... /> I have a ZX Spectrum 48K, which has been lying around ...
    Marty777 Marty777 November 2015 Hardware
  • Sourcing replacement screws 16/48k SpectrumI know some stores like Retroleum carry screws most of the time, sods law when I have gone to purchase today there's none listed. Does anyone have t…

    ... types used on the 16/48k spectrum, and ideally a link ...
    lesoleil70 lesoleil70 November 2015 Hardware
  • 48K Issue 3B ROM to EPROM methodsHi folks, While fixing up a completely dead Commodore PET I needed a way of testing the 4116 RAM chips that make up its 32K, some googling found a…

    ... a 27c256 EPROM containing the 48K ROM and a diagnostic ROM ... I either got a crashing 48K or crashing diags.

    witchy witchy December 2015 Hardware
  • Sudden death of ZX Spectrum 48KHello A friend gave me a 48K rubber keyed Spectrum. I brought it home, hooked it up to my little TV and powered it up. I was very happy to see t…

    ... /> A friend gave me a 48K rubber keyed Spectrum. I brought ...
    memrah memrah December 2015 Hardware
  • Any floppy disk system with well known multi-load games for 48k Spectrum?I know the +3 has got loads of disk versions of famous games. I know that 48k can use modern SD readers that emulate TAP and TZX files. But how about…

    ... famous games. I know that 48k can use modern SD readers ... system and games for the 48k Spectrum?

    To put ... straight: Can I play a 48k disk version of Chase HQ ...
    maiki maiki December 2015 Hardware
  • Boxed Spectrum+, 48K, Joysticks, Rare Boxed Games, More ..We're selling the last of our collection, so if anyone is interested please have a look: [b]Complete Systems:[/b] [url=http://www.ebay.co.uk/it…

    ... ] Rare Boxed ZX Spectrum Plus 48K Computer - 1984 Issue 6A - Spectrum ... .uk/itm/231804067654] ZX Spectrum 48K Computer - 1983 Issue 4A - Fully ... /itm/231806542274] ZX Spectrum Plus 48K Computer - 1983 Issue 3B - Complete ...
    wildriveruk wildriveruk January 2016 Sales
  • Dead 48k and +2I have a couple of questions. My old 48k had a very wobbly power socket so bought a new one and soldered it on. It will not work at all now? Is ther…

    ... of questions.
    My old 48k had a very wobbly power ...
    jamiejoe jamiejoe January 2016 Hardware
  • Bizarre ZX Spectrum faults (also possibly relevant to Spectranet compatibility problems).I'm attempting to repair an issue 4A 48K ZX Spectrum and am encountering some very strange problems. For my own records I've given this computer the …

    ... to repair an issue 4A 48K ZX Spectrum and am encountering ... cleaned both sides of the PCB very thoroughly with a flux ...
    Zorn Zorn February 2016 Hardware
  • 48K Memory MapHi, I'm having some trouble understanding the top of the 48K Memory Map. From reading elsewhere I have this as the memory map: 0 to 16383 - …

    ... understanding the top of the 48K Memory Map.

    From ...
    jonesypeter jonesypeter March 2016 Development
  • Spectrum 48k and 128k membranes for sale, no China - productAs I heard that membranes got rare, I would like to remind that SINTECH produce membranes since 1995 and we still have about 200 Spectrum Plus membra…

    ... /> http://sintech-shop.co.uk/48k-tastaturfolie/a-3025/

    https://www.sintech-shop.de/48k-128-keyboard-membrane/a-3022 ...
    Speccyman Speccyman April 2016 Sales
  • What's the best solution for audio loading on a 48k?I have three 48k Speccies. All have been recapped and AV modded, but only one (an issue 4A) is currently loading via Teezix. (the other two (issue 3…

    I have three 48k Speccies. All have been recapped ...
    Smith Smith May 2016 Hardware
  • Black screen on 48k+Hello peeps Just bought a 48k+ was working fine then after leaving it off over night I turned back on to get a total black screen, no border etc. …

    ...

    Just bought a 48k+ was working fine then after ...
    jamiejoe jamiejoe May 2016 Hardware
  • 48k Speccy died, resistors getting too hot to touchHi folks, With 2 days to go till an exhibition my trusty dual-boot 48K issue 3b that I made last year has given up the ghost and I'm not sure I ha…

    ... exhibition my trusty dual-boot 48K issue 3b that I made ...
    witchy witchy June 2016 Hardware
  • A focus on old TVs for 48k spectrums The old 48k Spectrum is becoming harder to use "display wise" in its original state. This thread is about retaining originality and not going down …

    The old 48k Spectrum is becoming harder to ... fine tune it to a 48k Spectrum so that it provides ... easy to tune to a 48K Spectrum without the said remote ... to unite then with a 48k ZX Spectrum to get a ...
    harriusherbartio harriusherbartio July 2016 Hardware
  • Redesigning the ZX Spectrum 128k - A lifelong dreamHello, I am myPinballs (Jim) and i run a small business here in the uk making replacement 8-bit hardware pcbs for arcade pinball games as well as…

    ... been working on a clone pcb board for the zx spectrum ... first got a rubber keyed 48k, i always thought one day ... wanted to create a 128k pcb board as i love the ...
    myPinballs myPinballs August 2016 Hardware
  • 48K Issue 2 Spectrum showing exactly 16KI've acquired an issue 2 and it quickly became clear that only 16K of memory is available. I've read that some early 48K Spectrums with malfunctionin…

    ... 've read that some early 48K Spectrums with malfunctioning upper RAM ... 32767. 16K games load and 48K games don't.

    LoonyJetman LoonyJetman August 2016 Hardware
  • Upper memory issueZX Spectrum 48K, issue 2, boots fine. Lower RAM OK. When tested with the new test ROM in the Diagboard, for all upper RAM tests "FAIL" is shown. I…

    ZX Spectrum 48K, issue 2, boots fine.
    ... see anything particular on the PCB for the socketed IC22 (which ... ) with another, working, issue 2 PCB.

    Replaced an SN74LS157N ... a faulty ULA. The mini-PCB is there, but the IC ...
    georgedb georgedb September 2016 Hardware
  • 48K (in 48) vs 48K in 128K / +2 / +3I'm sorry I've probably overlooked this but despite a search I did not see it. :( and looking at some of the tech pages did not really answer my ques…

    ... copyright message difference in the 48K rom, are there any other ... / or bugfixes between the original 48K (or 16K I guess!) Spectrum ...
    spider spider September 2016 Hardware
  • Spectrum 48k won't start any software but passes all RAM testsI have a rubber key 48k which will not start any software - it appears to work perfectly right up until the end of the tape and the program would sta…

    I have a rubber key 48k which will not start any ...
    britain4 britain4 October 2016 Hardware
  • Alternative 48K keyboard/caseLooking for any alternative 48K keyboard/case ... preferably a Fuller FDS or a Transform Ltd. No DK'Tronics or Saga Emperor please (I have/have had …

    Looking for any alternative 48K keyboard/case ... preferably a Fuller FDS or a Transform Ltd.
    No DK'Tronics or Saga Emperor please (I have/have had those).
    Shockwav3 Shockwav3 November 2016 Wanted
<1…16171819202122…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
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    mel the bell on April 21
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    harriusherbartio on April 21
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    harriusherbartio on April 21
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    mel the bell on April 20

HitBox

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  • 48k / 48k+ Keyboard MembranesCan anyone out there help me to locate a set of new keyboard membranes for my Speccy 48k (rubber keys) and 48k+ . <br /> I've just dusted them off af…
  • Bad quality of ZX 48K PCB?Is the quality of ZX 48K PCB's not the same by every motherboard?<br /> <br /> I have here a motherboard and desolderd the ZX 80 Cpu. No problem but …
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  • ZX Spin, emulated speccy models (48K and 48k+?)So, on the "Hardware/Spectrum Model" page of the SPIN options menu, 48K and 48K+ are listed as two separate options. I thought aside from a reset but…
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  • 48K (in 48) vs 48K in 128K / +2 / +3I'm sorry I've probably overlooked this but despite a search I did not see it. :( and looking at some of the tech pages did not really answer my ques…
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  • 48K ZX Spectrum 48K Recap (Capacitors) Or Not?I have seen arguments "for an against" on this subject by some "high calibre" experts . So if the experts can differ on this question then my questi…
  • 48k S-video output -- pcb board(credits 1024MAK &amp; RGA24) just fitted a revision A of the s-video board to a issue 2 specie and i am very impressed with the results. the picture…

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