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  • Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…

    Trying to improve picture quality you can do the following:< ... pin). solder it to the composite output pin of the Spectrum ... so on while observing picture quality.At the end solder this ... pin that gives best picture quality.

    Greets Ingo ...
    ingo ingo December 2015 Hardware
  • Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…

    ... is that voltage levels in composite video signal drop (=darker), not ... replaced. For the best picture quality, use low ESR capacitors for ... value of series capacitor in composite video output. 47uF may work ...
    1024MAK 1024MAK December 2015 Hardware
  • Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…

    ... noticed two benefits on picture quality:

    - If I crank ... according to rga24 specifications, so composite video mod will surely suffer ...
    Renegade Renegade December 2015 Hardware
  • A tally on the number of successful builds of the Harlequin[SIZE=4][COLOR=Green][U][B]A tally on the number of successful builds of the Harlequin.[/B][/U][/COLOR][/SIZE] Please post your successes below :-) …

    ... .
    But the composite output is very good quality in the meantime ...
    -B- -B- January 2016 Hardware
  • Small batch of ZX-Unos outside SpainI am a member of the ZX-Uno team. We have launched a sucessfully crowdfunding campaign of 250 ZX-Uno, but they are all sold (mostly in Spain). I apol…

    The samsung TV was connected on VGA input because I've made the cable. This TV also supports PAL (composite), but the quality is not as good as VGA. The CRT TV is connected to composite and the quality is very good
    antoniovillena antoniovillena May 2016 Sales
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... similar vein . He writes:- "RCA composite video connector seems weak ,caution ... /> Yes I suppose "early" build quality of our version of the ... not known .If there are quality issues and ports fall off ...
    harriusherbartio harriusherbartio June 2016 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... is a combined (or "composite") synchronisation signal and ground. ...
    In terms of quality of picture, the order is ... and other problems
    Composite Video colour - acceptable, but ... have colour artefacts
    Composite Video monochrome (black and ...
    1024MAK 1024MAK June 2016 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... phono plug into the yellow composite out socket to a Samsung ... the very small stuff.So composite works on BIG things like ... Pillow TFT LCD colour monitor , bur not all the really usable ...
    harriusherbartio harriusherbartio July 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 instructions.

    The quality of universal remote controls does ... remote control.

    The composite mod where you just disconnect ... capacitor between this and the composite video connection has been known ...
    1024MAK 1024MAK July 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 …

    ... RF and the UNO via composite then they shouldn't interfere ... need you to select the composite A/V channel to view ... I meant to say was, composite gives you a clearer picture ... devices to composite (or SCART, if available) for the best picture quality.
    joefish joefish July 2016 Hardware
  • New video about S-video modification on Issue two 48K Spectrum.I just finished an s-video modification on an Issue two 48K Spectrum so I made a video about it. Most of the technical details are in the video; if y…

    ... did this mod and the quality is awesome.
    But as ... other modifications, I lose the composite output, right? Mine stopped working ...
    asapreta asapreta July 2016 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... spare room

    2) Composite has proved to be more ... of ground in terms of quality of display . I think this ... point that Mark mentioned , The quality is very good on a ... covers the ground but the quality is not always that good ...
    harriusherbartio harriusherbartio July 2016 Hardware
  • Memory and Replacement ULA modules.Thought you might like to see my future proofed 48k version 6A with some upgrades fitted. Has had the following... Recap. Traco Power TSR 1-2450 p…

    ... mA draw.
    * RF -> composite video mod (making sure to ... RF modulator!). Beside better image quality, this takes out the RF ...
    RetroTechie RetroTechie August 2016 Hardware
  • Shakespeare - Twelfth Night cover missing / found onlineI note the cover to [url="http://www.worldofspectrum.org/infoseek.cgi?regexp=^Shakespeare+%2d+Twelfth+Night$&pub=^Penguin+Study+Software$&loadpics=1"…

    If it doesn't exist, then a new version of the cover could be made by using a composite from a high quality scan of one of the other plays in the series. It wouldn't be 100% authentic but it would be better than nothing.
    SteveP SteveP September 2016 MIA/STP/SDP
  • What to buy +2, +2A, +2B, +3??Hi all I've always wanted to buy a 128k Spectrum and I've seen some lately in eBay going for cheap. The 128K+ is expensive I understand because of…

    ... of which makes the composite video output poor quality.

    There ... reduce the interference to the composite video signal caused by the ... output which also affects the composite video signal for no good ...
    1024MAK 1024MAK October 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…

    ... 't happy with the normal composite mods for the +2a either ... IC. The CXA1645 also does Composite video. I pretty much just ... the picture, that some good quality pictures are possible, without all ...
    dasteph dasteph October 2016 Hardware
  • Meddling with the RGB signal - any experts out there?A few questions, if anyone knows - is it OK to split the A/V signal and feed it to two TVs? I'm assuming that it's not OK to do this with the RGB …

    ... do want to split the composite video; I know the RGB ... cable sends it to both composite in and uses it as ... only one) affect the picture quality, or draw too much power ...
    joefish joefish October 2016 Hardware
  • Meddling with the RGB signal - any experts out there?A few questions, if anyone knows - is it OK to split the A/V signal and feed it to two TVs? I'm assuming that it's not OK to do this with the RGB …

    ... quality, or draw too much power?[/quote]Err, what composite ... modification?

    A composite video signal will be significantly ... : Ahhh, you mean the composite sync signal. The value of ... signal there?[/quote]The composite video signal is converted ...
    1024MAK 1024MAK October 2016 Hardware
  • Shimmering displayHi all, I've got a 48K issue 4S and it appears to be working apart from it's displaying weird vertical shimmering patterns. It passes a RAM test t…

    ... .worldofspectrum.org/forums/discussion/46081/composite-picture-quality/p1
    http://www ...
    1024MAK 1024MAK November 2016 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... yet as I am using composite at the moment . They are ... and number of components , the quality of the components , the case ... quality and design as well as ...
    harriusherbartio harriusherbartio December 2016 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... outputs The yellow goes to composite . The Red is ? And the ... this point with the overall quality of this product
    harriusherbartio harriusherbartio January 2017 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... source design , the overall good quality , the strength of the original ... could have been better but composite worked well .So this project ... layout is better , the PCB quality is stronger and better . ... connector layout and the case quality make it an excellent ...
    harriusherbartio harriusherbartio January 2017 Hardware
  • ZX 128+ RGB Scart - ghosting,patterns,flickeringHi all, I have a ZX Spectrum 128+ with RGB Scart (from TheSinclairShop bought ages ago) hooked on a 40' Samsung Smart TV. Awful ghosting, silly p…

    ... approach:
    TEA2000's composite output (DIN pin 1)...............(15R ... />
    The simple composite cable worked perfectly with my ... flickering problems the picture quality is vey bad with ... information from the full composite signal... Of course if ...
    geosiou geosiou February 2017 Hardware
  • Scart Leads for spectrumHi, I was going through my stuff the other day and found I have all the bits for making spectrum scart leads. I was going to ebay them but thought …

    ... RGB capability and AV2 is composite-only. The TV box works ... -Spectrum-3-2A-2B-High-Quality-RGB-Scart-Video-Cable-TV ...
    The Mighty Dopethrone The Mighty Dopethrone February 2017 Sinclair Miscellaneous
  • Spectrum Cables : How many individual types of these are there "out there" both past and now?So this is all about giving the SPECTRUM cables their correct cable titles to aid IDENTIFICATION OF CABLE TYPE and FUNCTION across the world.. An e…

    ... in length, thickness, and quality of those cables. Is it ... cable lengths etc? Nah better quality modern leads are readily available ... RF tv connection, choosing a composite mod instead. It's not ... with these machines either, quality of the DIY job varies ...
    Your Spec-chum Your Spec-chum March 2017 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... , and SD high quality push / pull socket.
    Composite video output has ... been removed, improving VGA / RGB video quality, any ...
    ManuFerHi ManuFerHi March 2017 Hardware
  • ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …

    ... much more quality image as composite video. The version with composite video VGA ... output is attenuated, in this version quality image ... plug in VGA output adding composite and SVideo output
    ManuFerHi ManuFerHi March 2017 Hardware
  • SD Card Interfaces for the ZX Spectrum : the complete list OK I admit it : this thread will start life as the incomplete list of SD card interfaces but the aim is to list the lot

    ... that this was the case bur it is nice to get ... like:-

    1) Build quality
    2) Price
    3 ...
    harriusherbartio harriusherbartio March 2017 Hardware
  • What mods do you recommend for a +2aHello all, I have recently got a +2a, that is running nicely. I'm thinking of modding it. I have read that the +3e rom is a good option. what else…

    ... +3 hasn't got the composite (CVBS) output at all. There ... .jpg[/img]

    The quality of the image is much ...
    Claudius Claudius August 2017 Hardware
  • I'm totally confused now, RGB, composite, SCART what?Hello everyone. I have a +2A coming from the UK and I am wondering how I'm going to connect it to a modern TV. The TV has inputs on the back that ar…

    ... of quality, best to worst) RGB video, S-Video and composite video ... , the worst in terms of quality.

    [b][i]Mark ...
    1024MAK 1024MAK August 2017 Hardware
<1…11121314151617…34>

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Related Threads

  • Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…
  • 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 …
  • RGB or Composite out of a Spectrum Plus?Anyone know of a way?<br /> <br /> I dont mind soldering ect. I also heard that their was composite on the expansion bus(Anyone confirm?)<br /> <br …
  • No TV/composite picture on Spectrum 128KI have a heatsink-type Spectrum 128 that doesn't produce a picture any more, neither on the TV nor on the composite port. Apart from that, it seems t…
  • Crappy composite/TV signal on grey +2 machineI got a grey +2 machine from eBay a couple of days ago. It's working fine, but both the TV signal and the composite signal taken from the monitor con…
  • Composite Signal from Spectrum 48kHi,<br /> <br /> Just a quick question for you all.<br /> <br /> I have a nice new LCD Monitor which has Scart. composite and S-Video inputs on it an…
  • Composite video on SPectrum 48KHi all<br /> I'm in Australia, and recently had a Speccy 48K sent over to add to my collection. I have had very little to do with Speccys (it was mos…
  • Composite Video on a 128+2AAny one know of any links or information on getting a composite video image out of my spectrum 128+2A.<br /> <br /> I know its not the same procedure…
  • Look at the quality online tv could be now ???Follow the link i promise u u will be surprised at the quality have a look at the matrix trailer. name check for Malc at CPCZone for the link<br /> <…
  • Spectrum Composite video connections?Is it possible to modify a standard 48K spectrum to give composite video output?<br /> In my experience i have found the quality of the picture out …

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