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  • Spectrum +3 Problem & A Modification IdeaThis is a dual post. And it's also my first post, so I apologise if I get stuff wrong lol. My mate bought a Spectrum +3. I'm unsure about how many d…

    ... might rule out a dead modulator. If it's the ULA ...
    bzr_wolfetone bzr_wolfetone February 2007 Hardware
  • I'm thinking of getting myself a Playstation 1or pureisuteishon as the japanese say So do I go to these gamestation shops that sell them for 40 odd quid or should I look on ebay? I've never done…

    ... have to import an RF modulator for it.
    wilsonsamm wilsonsamm February 2007 Chit chat
  • Zx Spectrum Laptop (again)I've been reading all the old treads about a possible portable speccy. I even found the one about the Speccy Laptop. But it seems there's a lot of ne…

    ... .
    That and taking the modulator off a Speccy should somewhat ...
    Marcelo Marcelo March 2007 Sinclair Miscellaneous
  • Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …

    Well, you can use the modulator case, aluminium heatsink or centre pin of the regulator as a ground (negative) connection.

    Best of luck with the repair :)

    That PCB bottom GIF is all my own work by the way - glad it helped.
    DEATH DEATH March 2007 Hardware
  • Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …

    ... , check for power on the modulator. If no power present, see ... . If power ok, change the modulator. Note that random flashing squares ... ok. If still nothing after modulator swop, recheck the ULA and ...
    DEATH DEATH March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ... , check for power on the modulator. If no power present, see ... . If power ok, change the modulator. Note that random flashing squares ... ok. If still nothing after modulator swop, recheck the ULA and ...
    DEATH DEATH March 2007 Hardware
  • Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…

    ... I'm successful, the attribute removal line will become an option ...
    zxbruno zxbruno March 2007 Sinclair Basic
  • Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…

    ... I'm successful, the attribute removal line will become an option ...
    48K 48K March 2007 Sinclair Basic
  • ToastrackYay! I now have a toastrack 128K. It even works (the TV modulator's a bit dodgy though). I've wanted one since like 1986.

    ... .

    As for the modulator, the frequency drifts as it ... cable and not use the modulator at all.
    Winston Winston March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    I'd check the composite video before doing anything more to the modulator - could be the signal going into the modulator isn't all that great to begin with!
    Winston Winston March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... doing anything more to the modulator - could be the signal going ... into the modulator isn't all that great ...
    gtsamour gtsamour March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... able to graft in another modulator and it should prove one ... you decide to tune your modulator, you MUST use a plastic ...
    DEATH DEATH March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... be better to ditch the modulator entirely and take an RGB ... />
    Anyway, i replaced the modulator kit with one from another ... the small board from the modulator kit yet, does anyone know ...
    gtsamour gtsamour March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... , my bad.

    Right, modulator stuff.

    After 20 ... go a bit. As the modulator assembly is quite a critical ...
    DEATH DEATH March 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... electrolytic caps. But since the modulator has only ceramic ones, i ...
    gtsamour gtsamour March 2007 Hardware
  • On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …

    Actually, no - removal of the PCF chip will ...
    DEATH DEATH March 2007 Hardware
  • Spectrum screen keeps jumpingAny ideas what it is ?

    Could be a dodgy TV lead, dirty plugs or sockets, dodgy modulator.
    DEATH DEATH April 2007 Hardware
  • Good buy on EbayWell I know I'm going to get flak for posting this as its c64 related!...but I just got a great deal and felt the need to share. Have a look at what …

    ... , Amstrad CPC464 with games + TV modulator £10, Boxed Acorn Electron with ...
    chaosmongers chaosmongers April 2007 Chit chat
  • GrrrThere's nothing more annoying than finding out that you've managed to bridge /RAS and A3 on the bank of 4116s while putting in sockets. Naturally, th…

    ... with the hot air gun removal method.[/QUOTE]

    Heat ...
    Dr BEEP Dr BEEP April 2007 Hardware
  • The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…

    ... between video input in the modulator and composite video input in ...
    Zup Zup April 2007 Hardware
  • The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…

    ... between video input in the modulator and composite video input in ... the signal in to the modulator to the centre wire and ... the housing of the modulator to the outer wire of ...
    hldswrth hldswrth April 2007 Hardware
  • The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…

    ... the signal in to the modulator to the centre wire and ... the housing of the modulator to the outer wire of ...
    rich_chandler rich_chandler April 2007 Hardware
  • The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…

    ... the signal in to the modulator to the centre wire and ... the housing of the modulator to the outer wire of ... for the transistor before the modulator. They even say so: [quote ...
    Marcelo Marcelo April 2007 Hardware
  • The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…

    ... (line) which goes to RF modulator.
    RGB is little more ...
    piters piters April 2007 Hardware
  • Speccy 128Im looking to buy a speccy 128 (pref the original sinclair model (even better with the additional keypad)) to replace my broken 48+. I dont have a jo…

    ... haven't looked at the modulator inside the spectrum 128 but ... /> But I'd try the modulator tack first - it should be ...
    thingley thingley April 2007 Wanted
  • Speccy 128Im looking to buy a speccy 128 (pref the original sinclair model (even better with the additional keypad)) to replace my broken 48+. I dont have a jo…

    ... like I said earlier - the modulator box inside your speccy will ...
    thingley thingley April 2007 Wanted
  • Speccy 128Im looking to buy a speccy 128 (pref the original sinclair model (even better with the additional keypad)) to replace my broken 48+. I dont have a jo…

    ... to re-tune the RF-modulator in the machine tho.
    Pilsener Pilsener April 2007 Wanted
  • hardware help neededhi I've just bought a Spectrum + and I already own a Cub monitor, and was wondering what leads I need to connect the two up? thanks from Guy

    ... from the input to the modulator and feed it via a ...
    DEATH DEATH April 2007 Hardware
  • Gunman kills 31 at US university[url]http://news.bbc.co.uk/1/hi/world/americas/6560685.stm[/url] :sad: :sad:

    ... laws to stop people renting removal vans.

    Nutters who ...
    Winston Winston April 2007 Chit chat
  • Gunman kills 31 at US university[url]http://news.bbc.co.uk/1/hi/world/americas/6560685.stm[/url] :sad: :sad:

    ... laws to stop people renting removal vans.

    Nutters who ...
    mel the bell mel the bell April 2007 Chit chat
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