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<1…22232425262728…34>
  • +2a Power Supply Refurb ServiceOver the last 3 years or so, I've had two PSUs fail on me and was wondering if there is any way they could be repaired and got back into circulation.…

    ... I could buy a refurb PSU from and send him my ... the buyer gets a reliable PSU that won't crap out ...
    Reformed Sinner Reformed Sinner July 2016 Hardware
  • Facts people find hard to believeOr, to put it another way: popular and persistent misconceptions. What's your favourite? I'll start with a classic: the [url="https://en.wikipedia…

    ... 's been proved mathematically that switching your choice doubles the probability ...
    SkoolKid SkoolKid July 2016 Chit chat
  • Buying a new PCSo, here we go again, me posting for help about buying something. Shame you guys ain't on commission :)) Anyways. I've pretty much chosen everyt…

    ... was just wondering about the PSU. Here's what everything is ... GDDR5
    Novatech PowerStation 500W PSU (Non Modular)
    GIGABYTE GA ... , is a bog standard 500W PSU enough for that? There;s ... Black V2 Modular 750 Watt PSU)
    VincentAC VincentAC August 2016 Chit chat
  • Composite video ghost image on ZX Spectrum 128K +2Hi, I have a ghost image on the composite video out on my ZX Spectrum 128K +2 and have run out of ideas of what could be wrong. Does anybody have a…

    ... multi-meter when I was switching them round.
    - I lashed ...
    pdj102 pdj102 September 2016 Hardware
  • ZX Speccy +2A - B&W & snowy RF output + other issuesHi All, I am new to this forum and I am back to the Spectrum world after 25 years. Recently I've bought a second hand +2A (+2B board - Z70833 Issu…

    ... machine including keyboard, data recorded, PSU and interior.
    2. De ... electrolytic capacitors replaced within the PSU and on the datacoder PCB ...
    Claudius Claudius October 2016 Hardware
  • Choplifter Mini arcade to trade for ZX Vega or Spectrum+ and DivIDEfor sale or trade this mini arcade CHOPLIFTER as you can see from the pictures there is light in the front marquee powered with Raspberry Pi (so …

    ... roms)
    works with a PSU (european will be furnished )
    Laurent Zebulon Laurent Zebulon October 2016 Sales
  • ZX Spectrum issue 4B acquiredI recently acquired a ZX Spectrum with serial number 138-363292 on the case, and a 1983 issue 4B board I got it for the purpose of repair. and have…

    ... once i find a suitable PSU and tap in to the ...
    BngMan BngMan October 2016 Hardware
  • ALIEN (Mindgames) Bugfix and Improvement.[code]ALIEN (Mindgames) [ZX SPECTRUM] BUGFIX & IMPROVEMENT by Ersh 2016-10-29 The following bugs are fixed: [BUG] INVENTORY BUG WHEN SWITCHING …

    ... />
    [BUG] INVENTORY BUG WHEN SWITCHING CHARACTERS DURING AN 'ATTACK'.

    [BUG] INVENTORY BUG WHEN SWITCHING CHARACTERS DURING AN 'ATTACK' WHEN ... Net or a Tracker and switching characters before the
    attack ...
    Ersh Ersh October 2016 Announcements
  • THE LIGHTBULB EFFECT You know what that is? Like how cartoonists depict a bright idea by drawing a lightbulb over the head? When I was trying to work out the lengt…

    ... simple arithmetic operations causing transistor switching resulting in output to screen ...
    mik3d3nch mik3d3nch November 2016 Chit chat
  • bizarre error on a grey ZX Spectrum+2 - the long search for a small problemHi, I got a ZX Spectrum+2 that worked a bit but crashed while loading or running 128k games. I installed a 128k-test-ROM that told me about RAM fa…

    ... at the input of the switching regulator - on the 9V line ...
    ingo ingo November 2016 Hardware
  • Why do we have to live with colour clash on the Spectrum Next - if it ever gets sold!I can fully sympathize with those who would like to see a 'new' Spectrum, presumably modelled on the last and best version with perhaps the option to…

    ... couldnt offer the option of switching over to another mode. I ...
    mik3d3nch mik3d3nch November 2016 Chit chat
  • A BEEP program I want to make in Basic. Helpful remarks gratefully receivedI want to explore the possibilities of the BEEP command. So I need to be able to try different combos of pitch/duration and sequences of same. I'm tr…

    ... get better sound effects by switching rapidly between tones to sort ...
    mik3d3nch mik3d3nch November 2016 Chit chat
  • Fund raising for new Spectrum hardwareOur friend Djordie Mitic has produced some excellent products for our Spectrum’s over the past months and he is going to continue the trend in making…

    ... plus 128 Harlequin MB + divMMC + PSU + gifts
    set 4 ......set ...
    morcar morcar November 2016 Announcements
  • Interrupt routineI have been trying to create an interrupt routine for playing AY music in the background but cant seem to get anything working. I have a music rou…

    ... .

    Does the bank switching mean interrupt routines cant be ...
    daveysludge daveysludge November 2016 Development
  • Newly Acquired +3 in the USAI just acquired (rather accidentally, was looking for an empty Spectrum + case!) a pretty nice Spectrum +3, and a US-spec PSU. As far as I can tell …

    ... +3, and a US-spec PSU. As far as I can ...
    ajacocks ajacocks December 2016 Hardware
  • What should your speccy have come with ?:) I was thinking about this earlier. What changes should of been made to the Speccy when you purchased yours ? Realistically this topic really…

    ... a rocker switch in the PSU 'brick' itself

    System ...
    spider spider December 2016 Sinclair Miscellaneous
  • Are there any differencies between Speccies in different countries?I am asking for differencies of ordinary Speccies, not clones. Can I travel to foreign country, buy Speccy from fleamarket and except it will run at …

    ... it safe to modify original psu by changing correct plug to ...
    Spectrum48K Spectrum48K January 2017 Hardware
  • I've Killed my BBC Micro :(So, today I pluged in my BBC Micro via my step up converter. It did the customary double beep. I was buzy tuning in the LCD tv to it, as I'd lost the…

    ... of the vent underneath the PSU even after I quickly unplugged ... C1 (0.1uf) in the PSU. It's burst open.
    Scottie_uk Scottie_uk January 2017 Chit chat
  • Powering the Halequin 128....Hi all, I've just ordered a Harlequin 128, and have been looking at the documentation. Looking at the way it is designed, it looks like it's de…

    ... use the original unregulated spectrum PSU, with a switched mode regulator ... of an external regulated +5V PSU?

    Cheers.

    prime prime February 2017 Hardware
  • Harlequin Rev G - Decoupling Capacitors?Guys - I started assembling my Rev G Harlequin board over the weekend. Right after I picked it up and started loading parts, it struck me that there…

    ... with 8 or 16 simultaneously switching outputs. Those are the sorts ...
    msansom msansom March 2017 Hardware
  • No CLK on issue 2 ULA pin 32I'm trying to fix an issue 2. The symptoms are as follows:- Black and white bars on screen, colours near impossible to tune in, although these po…

    ... and starting to suspect the diode at D14 coming into play ... like a resistor not a diode. see post below.

    lesoleil70 lesoleil70 April 2017 Hardware
  • ZX Spectrum Test PCB I recently read about one of these (I think it may have been the Retroleum site but I am not sure) and I thought "What a great idea" . As pictured …

    ... sink was removed and a switching regulator added. With the heat ...
    harriusherbartio harriusherbartio April 2017 Hardware
  • Frying a 48K ZX Spectrum (revision 4A) with 10 V instead of 5 VHello I got a used zx spectrum. When I opened it up, there was no 5 V positive voltage regulator at the 10 V power inlet. Instead what would be in…

    ... a 5 VDC center negative PSU instead and didn't have ... burned it with a stock PSU. It even smells a bit ...
    Boojakascha Boojakascha April 2017 Hardware
  • ZX power supply with white stickerHi all - 1st post here so greetings to one and all. A friend offered to sell me a ZX power supply, the standard black 9v one for the Spectrum, but…

    ... white sticker mean anything? The PSU works - but I wondered if ...
    YoLeeroy YoLeeroy May 2017 Hardware
  • PC knackered, help needed?So, with an hour of my show yesterday afternoon, mi main pc cut out without warning, as though there was a powercut but i dont think there was, and i…

    ...

    so its either PSU or motherboard? how do i ... power so cant be the PSU? unless the power outputs dropped ...
    mel the bell mel the bell May 2017 Chit chat
  • 128K memory bank selection to avoid contention issuesI'm currently developing a game and I'm trying to get my head around the memory contention issues of the various 128K/+2/+2A/+3 spectrum models in or…

    ... in, so without any bank switching, that is where any game ...
    adrian_singh adrian_singh May 2017 Development
  • Question about emulators under Linux Mint.[b](*delurks*)[/b] Hi. I've recently started using Linux Mint, and I'm having trouble with a Spectrum emulator for it. (I'm also having trouble …

    ... properly, it might be worth switching anyway.

    If you ...
    solar_penguin solar_penguin July 2017 Emulators
  • Help getting a speccy back into a modern office environment!I have a 48K rubber key mounted in a mdf holder (sprayed black to match) that also holds a 10" LCD screen in a neat little "workstation" type package…

    ... the wall using the Sinclair PSU. Inside there's a MicroSSD ...
    namtip namtip August 2017 Sinclair Basic
  • Recommend me a Speccy emulator to use with an arcade FE (Windows)Considering the vast amount of choice out there, I'm struggling to find one that really fits my (fairly basic) needs - Starts Fullscreen - Always c…

    ... file?). + I find it flaky switching between models (eg -128k on ...
    craker craker October 2017 Emulators
  • Custom Menus on the ZX Spectrum +3Today, my Friends, i have the pleasure of presenting a program i have written which gives a set of custom menus on the +3. The main features of my p…

    ... state as it were before switching screens.)
    5: [b]Hardcopy ...
    The_Bert The_Bert October 2017 Sinclair Basic
<1…22232425262728…34>

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