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Search Again :: Adv Search 1000 results in 0.006s
<1234567…34>
  • RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…

    ... . The cable isn't providing blanking and my monitor TV doesn ... cable available that provides the blanking signal?
    protek protek August 2011 Hardware
  • eBay 128K Spectrum RGB cables overheat the Spectrum!?Hi everybody, For a long time I've wondered why Spectrum 128K Toastracks were overheating when using my Retro Computer Shack RGB SCART cable. Today …

    ... use for the RGB switching signal by using the composite SYNC ... . When it's driving the blanking signal, it's down to nearer ...
    Spirantho Spirantho October 2013 Hardware
  • Spectrum +2 (Grey version) RGB SCART QuestionHi Guys, A quick question for you. As the new owner of a 128K Spectrum +2 (grey version), I'm using a cable from Retro Computer Shack which tries to…

    ... the CSync to drive the blanking video input on pin 16 ... since SCART spects suggests the blanking signal draws around 20mA max to ... necessary voltage (3V) to the blanking pin in order to switch ...
    endangermice endangermice April 2014 Hardware
  • 48k S-video output -- pcb board (credits 1024MAK & 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 is…

    ... 'm guessing that without a blanking signal the scart is only running ...
    mark8bit mark8bit April 2022 Hardware
  • Sinclair PC 200 - RF questionIs there any compatibility regarding the RF output of the sinclair pc 200? This week i got my 2nd unit and in both of them, when connected through R…

    ... better to use the composite signal (as mentioned before with the ... TEA2000 are ok (making the blanking signal). If all this should not ... in lines with high video signal (white objects on screen) the ... help to see the video signal on an oscilloscope screen.
    ingo ingo September 2008 Hardware
  • Sinclair PC 200 - RF questionIs there any compatibility regarding the RF output of the sinclair pc 200? This week i got my 2nd unit and in both of them, when connected through R…

    ... better to use the composite signal (as mentioned before with the ... TEA2000 are ok (making the blanking signal). If all this should not ... in lines with high video signal (white objects on screen) the ... help to see the video signal on an oscilloscope screen.
    odious odious September 2008 Hardware
  • +3 ProblemsI have been having a few problems with my +3 and I am wondering if anyone can help or give me some advice: 1. I have 2 blank disks which I have save…

    ... 16.
    from wiki:
    Blanking signal up
    RGB-selection voltage ...
    orange orange May 2010 Hardware
  • Spectrum +2a / +3 SCART LeadsEvening all, Over the past week or so I've tried two different Spectrum RGB SCART leads from two different Ebay sellers, on a Spectrum+2A and a Spec…

    ... be a 1 - 3V signal on the blanking signal pin according to my ...
    guesser guesser August 2010 Hardware
  • Spectrum +2a / +3 SCART LeadsEvening all, Over the past week or so I've tried two different Spectrum RGB SCART leads from two different Ebay sellers, on a Spectrum+2A and a Spec…

    ... a 1 - 3V signal on the blanking signal pin according to my ... spec.[/QUOTE]
    Fast blanking serves for high-speed (hence ... input' is done through other signal (function switch), which is ... image shows okay. With this signal present, monitor/TV [I]automatically ...
    RetroTechie RetroTechie September 2010 Hardware
  • Spectrum +2a / +3 SCART LeadsEvening all, Over the past week or so I've tried two different Spectrum RGB SCART leads from two different Ebay sellers, on a Spectrum+2A and a Spec…

    [QUOTE=RetroTechie;473774]Fast blanking serves for high-speed (hence ... image shows okay. With this signal present, monitor/TV [I]automatically ... is used. AND second the blanking signal with an amplitude of about ... 1V on the blanking pin 16.
    NOTE ...
    ingo ingo September 2010 Hardware
  • 128K blues, part +2: picture and tape driveI recently purchased an original (grey) +2 which sadly seems not to be fully working. The computer powers up but there is no way to obtain a stable p…

    ... recall that there is a signal missing in the Spectrum's ... issue[/QUOTE]

    no signal is missing.
    only problems ... RGB was
    'Pin 16 Blanking signal up'

    you could ...
    orange orange June 2011 Hardware
  • 128k to Scart RGB Leads on Ebay.I started this thread as my other one was not getting any attention. Recently, I brought a 128k and +2 (grey) to scart connector on Ebay from Cool N…

    ... of the Scart cable a blanking signal. 0-0,9V means ... their RGB-socket, so without blanking signal you will see absolutely nothing ... a battery to add the blanking signal, which the Spectrum don? ... the Spectrum and get a blanking signal. The best Spectrum picture is ...
    Speccyman Speccyman March 2012 Sinclair Miscellaneous
  • 128k to Scart RGB Leads on Ebay.I started this thread as my other one was not getting any attention. Recently, I brought a 128k and +2 (grey) to scart connector on Ebay from Cool N…

    ... of the Scart cable a blanking signal. 0-0,9V means ... their RGB-socket, so without blanking signal you will see absolutely nothing ... a battery to add the blanking signal, which the Spectrum don? ... the Spectrum and get a blanking signal. The best Spectrum picture is ...
    Scottie_uk Scottie_uk March 2012 Sinclair Miscellaneous
  • Spectrum +3 vs modern TVGreetings. I bought a Speccy +3. Which models modern TVs (crt,lcd,led) are connected at once through scart. That you will advise for me. Sorry for my…

    The TV's scart needs to take RGB by default or you have to be able to set it manually from the TV settings as the Spectrum doesn't provide the blanking signal that forces the scart to RGB.
    protek protek April 2012 Hardware
  • Scart problemsHi all I've just received a +2a off ebay and a scart from coolnovelties.Now when i use scart i seem to get ghosting on one telly and the one downstai…

    ... a higher voltage for the blanking signal than the spectrum provides. - the ... but, there is no composite signal from a +2a. The voltage ... ?t=30815&highlight=scart+blanking[/url]
    smogit smogit May 2012 Hardware
  • RGB CablesI have a Zx Spectrum +3 with RGB/SCART Cable. It doesn't work with a modern LG LED TV because, I guess, the scart is composite only (the image is bla…

    @dg67
    check the voltage on SCART pin 16 (blanking signal)
    orange orange December 2012 Hardware
  • Correction of +2 hardware errorsThis is a collection of various pieces of information picked up from various places, including a lot from this forum. I have edited it and reworded i…

    ... the csync or the composite signal? I've already installed TR4 ... only using composite as a blanking signal (scart pin16). Could it be ...
    gtsamour gtsamour January 2013 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…

    perhaps there is not enough voltage on "Pin 16 Blanking signal up"
    orange orange January 2013 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…

    [QUOTE=orange;676123]perhaps there is not enough voltage on "Pin 16 Blanking signal up"[/QUOTE]

    No needs that signal, besides that in composite signal do the same problem
    AlfaRomeo AlfaRomeo January 2013 Hardware
  • ahh..sooo close :) Spec128k+ RGB on LCD monitor helpHello, Was trying out RGB on my 128k+ and a Samsung Syncmaster 204 lcd monitor. Tried this monitor with a Genesis/Megadrive and a SNES and works real…

    ... about using CSync as the blanking signal are:
    1. As pointed ...
    csmith csmith February 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…

    ... :3

    Pin 16 = Blanking signal, RGB-selection voltage
    0 ...
    1024MAK 1024MAK February 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…

    ... it.

    [QUOTE]The blanking signal on pin 16, just switches ...
    Crimbo Crimbo February 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…

    ... sending an RGB signal but not supplying the blanking signal (of sufficient voltage ... I just supply a composite signal (from a modified 48K) ... t think it needs the blanking signal at all to make the ... give me a 1.24V blanking signal, which should be enough..? ...
    joefish joefish 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…

    ... 't think it needs the blanking signal at all to make the ... give me a 1.24V blanking signal, which should be enough..? Now ...
    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…

    ... an RGB signal but not supplying the blanking signal (of sufficient ... think it needs the blanking signal at all to make ... input is sensitive without the blanking signal at pin 16.
    blanking signal (inverted horizontal synchron signal does also ...
    ingo ingo 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…

    ... sending an RGB signal but not supplying the blanking signal (of sufficient voltage ... I just supply a composite signal (from a modified 48K) ... like when only an RGB signal is supplied.

    ... resistor in parallel to the blanking pin. However this may not ...
    smogit smogit 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…

    ... adjust the voltage of the blanking signal. It did make a difference ... found that the 12V Function signal was connected - my old CRT ...
    joefish joefish May 2013 Hardware
  • Spectrum +2(grey) rf problem not tuning inHi lads, first of all a quick intro. Im a speccy enthusiast in Ireland, had my first speccy when i was seven in 1987(grey +2). Eventually it got repl…

    ... unit isnt emitting a strong signal? Has anyone had this problem ... ll give a strong enough signal.

    Any experiences? It ... converters can make your FBAS Signal to HDMI. Picture is not ... the Spectrum is missing the blanking signal to switch to RGB. So ...
    Speccyman Speccyman July 2013 Sinclair Miscellaneous
  • Another odd +2 board - no composite video partsI was checking a stack of grey +2's, and found a board where the modulator was missing. First I thought that someone must have pulled it off to use o…

    ... enough voltage level for the blanking signal to let the TV respond ... />
    Because if the CSYNC signal works well enough for pin ...
    bverstee bverstee September 2013 Hardware
  • Another odd +2 board - no composite video partsI was checking a stack of grey +2's, and found a board where the modulator was missing. First I thought that someone must have pulled it off to use o…

    ... a correct voltage for the blanking signal (scart pin 16).
    Supplying ... it lacks a signal that can be used for blanking, like on ...
    bverstee bverstee October 2013 Hardware
<1234567…34>

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