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<1234567…34>
  • Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…

    ... decided to measure DC voltage output of my various ... 't understand why the RGB voltage of 2.35 is ... on each color. The voltage is exactly the same ...

    Again, the RGB values on SCART should be ... set it to measure DC voltage, placed negative point on ...
    pkupcik pkupcik September 2010 Hardware
  • Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…

    ... I decided to measure DC voltage output of my various ... me. [/QUOTE]
    The RGB signal is constantly varying, You ... don't understand why the RGB voltage of 2.35 is ... on each color. The voltage is exactly the same before ... will not drop any voltage across it.
    guesser guesser September 2010 Hardware
  • Settings on oscilloscope to see composite video signalHello, Learning a bit more about my new Owon digital 2 chan. oscilloscope. Would like to know what settings I should use to view a composite signal…

    ... displays. "Digital" RGB just means the voltage level can either ... RGB to analogue RGB just reduce the TTL level (5V) voltage ... to the analogue RGB voltage range.
    < ... screen proportionally to the voltage difference compared to ground. ...
    1024MAK 1024MAK December 2013 Hardware
  • Settings on oscilloscope to see composite video signalHello, Learning a bit more about my new Owon digital 2 chan. oscilloscope. Would like to know what settings I should use to view a composite signal…

    ... displays. "Digital" RGB just means the voltage level can either ... RGB to analogue RGB just reduce the TTL level (5V) voltage ... to the analogue RGB voltage range.
    < ... screen proportionally to the voltage difference compared to ground. ...
    thomas3120 thomas3120 December 2013 Hardware
  • Ma20 Rgb InterfaceHello everyone , im a bit stumped on this one :) . Im wanting to convert the RGB lead to a scart connector. There was some info on the net regarding …

    ... :) . Im wanting to convert the RGB lead to a scart connector ... the tip). The tv supplys voltage to the interface thus making ...
    flumpey flumpey December 2008 Hardware
  • ZX Spectrum colour palette - Equivalent 8-bit RGB values?I'm wishing to do some ZX Spectrum games screenshots on my Mac, but cannot find any information on the net which states what the equivalent 8-bit RGB…

    ... what the equivalent 8-bit RGB values would be for the ... ) and is based on the voltage levels generated for Y, R ...
    DarkAvenger DarkAvenger April 2010 Hardware
  • Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…

    ... electronics to supposedly provide RGB SCART signal - these ... problems are due to sync voltage levels.

    RGB connectors to reduce the voltage from 1 ... with less voltage? What is the required voltage by ... to reduce the composite voltage from 1.2V ...
    pkupcik pkupcik September 2010 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 …

    ... using my Retro Computer Shack RGB SCART cable.
    ... to use for the RGB switching signal by using ... stressed by measuring the output voltage of pin 23 (CSYNC ... allows you to select RGB/Composite, you can still ... switch to RGB. If you want RGB again, though, ...
    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…

    ... max to provide the necessary voltage (3V) to the blanking pin ... to switch the TV to RGB mode (obviously I'd need ...
    endangermice endangermice April 2014 Hardware
  • 48K rgb output? Also, OTLA.A couple of weeks ago I scored 2 48K Spectrums on eBay for ?27 with 1 PSU, 1 TV cable and about 10 tapes....score or what!!!! One turned out to be a…

    ... the new reg fixed the voltage and the system now runs ... run my +2 through via RGB, after modding the signal output ... up to an RGB input? 48K to SCART RGB would be ideal ...
    Ricardo99 Ricardo99 June 2014 Hardware
  • Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…

    ... + upgrade kits)

    [b]Voltage regulators:[/b]
    I known ... is a 78S05 5v 2a voltage regulator in the +2, and ... the Toastrack, given both have RGB outputs. I'm assuming that ... (good or bad) to the RGB output of either machine.
    chrisgreen chrisgreen May 2019 Hardware
  • +3 RGB OutI've jus get an +3 that works fine, but i would like to use my CPC RGB monitor with it. Does anybody know something about if it's possible or not?. I…

    I've jus get an +3 that works fine, but i would like to use my CPC RGB monitor with it. Does anybody know something about if it's possible or not?. Is possible to use this signal into a TV with a 21 pin Scart?
    Thanks in advance.
    Luis Antonio Gaite Luis Antonio Gaite February 2002 Sinclair Miscellaneous
  • RGB output scan rate?Hi, I'm Bruno Florindo. I'm portuguese and I live in USA. I'm trying to find a RGB cable for the ZX Spectrum +2. I can't find the monitor that I had …

    ... 'm trying to find a RGB cable for the ZX Spectrum ... of the ZX Spectrum +2 RGB output.

    I also ... know that the RGB output is called a 8din ...
    Bruno Florindo Bruno Florindo August 2001 Sinclair Miscellaneous
  • SPECCY+2 110V POWER SUPPLYI live in the USA and I bought a ZX Spectrum 128k +2 in eBay.com. The problem is that i don't know how to turn it on. All the major US appliances use…

    ... I'm worried about the voltage!

    Also, the United ... it? Can I convert the RGB PAL signal to a NTSC ...
    Bruno Florindo Bruno Florindo April 2001 Sinclair Miscellaneous
  • RGB cable required.......Looking for an RGB cable for Spectrum 128k +2. Thanks for your time. Washac:)

    Looking for an RGB cable for Spectrum 128k +2.

    Thanks for your time.


    Washac:)
    Anonymous Anonymous April 2001 Sales
  • RGB leadAre the RGB leads for a +2 still available or is there an equivalent in the shops anywhere?

    Are the RGB leads for a +2 still available or is there an equivalent in the shops anywhere?
    Badbob Badbob February 2001 Sales
  • RGB Cable for Spectrum 128K +2Anyone have one for sale? Or know where I could get one - tried the highstreet stores but no joy :?( Is it a special Sinclair version or can I use …

    Anyone have one for sale? Or know where I could get one - tried the highstreet stores but no joy :?( Is it a special Sinclair version or can I use a "standard" connector? Is it possible to get an RGB to Scart cable?

    Any help appreciated :?)
    choccy48K choccy48K June 2002 Wanted
  • Speccy +2 RGB to S-video?Okay, so I emigrated from dear old Blighty to a land rather less Speccy-friendly, the USA. I've finally managed to get a couple of Speccies over here…

    ... .

    The +2's RGB-out socket seems the most ...
    Jazzbeaux Jazzbeaux July 2002 Sinclair Miscellaneous
  • +2a / +3 rgb csyncI want to separate the csync signal comming from the RGB port into vsync and hsync. Dose anyone have a circuit diagram, parts list etc of how to do t…

    I want to separate the csync signal comming from the RGB port into vsync and hsync. Dose anyone have a circuit diagram, parts list etc of how to do this?
    dasteph dasteph January 2004 Sinclair Miscellaneous
  • RGB connector on 128KDoes anyone have any information on the RGB connector on the 128K? It looks like a standard DIN found on old video players. Is it possible to run it …

    Does anyone have any information on the RGB connector on the 128K? It looks like a standard DIN found on old video players. Is it possible to run it into a standard SCART on a television set?

    Any help would be appreciated.

    Necros!
    Ian Hamilton Ian Hamilton April 2004 Sinclair Miscellaneous
  • RGB values for Spectrum colorsDoes anybody know the true rgb color values for the spectrums 15 colors. I'll assume that black is 0,0,0 White is probably 255,255,255 But what are t…

    Does anybody know the true rgb color values for the spectrums ... /> Also if anybody knows the rgb colors for the SAM Coupe ... are made up of 3 rgb bits, an intensity bit and ... then 3 more rgb bits.
    very strange indeed ...
    Kiwi Kiwi August 2004 Development
  • Will Spectrum run @ 60Hz?Sorry to overlap w/ my other recent post, but want to know, if I grab a Spectrum and use it in America with a voltage converter or a different power …

    ... it in America with a voltage converter or a different power ... 50Hz and I have an RGB screen capable of 50Hz (15kHz ...
    blakespot blakespot November 2004 Sinclair Miscellaneous
  • Building Spec 128 RGB cable...parts?I just acquired a near-mint Spectrum 128 w/ assorted accessories. I am in the states and am going to connect it to my Amiga 1084S monitor that has b…

    ... has both analog and TTL RGB inputs. (The screen handles the ... and the Spectrum 128's RGB connector are easily found on ...
    blakespot blakespot November 2004 Sinclair Miscellaneous
  • RGB to Television for Spectrum+ 128So, after acquiring a Spectrum+ 128, I was looking forward to connecting it up to my telly via the RGB socket. Now, I did have oen that I bought aaaa…

    ... to my telly via the RGB socket. Now, I did have ...
    redballoon redballoon April 2005 Wanted
  • Voltage regulator replacement?I have an 48K issue 3B that has (for unknown reasons) had one of the legs on the voltage regulator broken off. It looks like a simple replacement job…

    ... of the legs on the voltage regulator broken off. It looks ...
    cg cg November 2005 Hardware
  • Lawtronics RGB Schematics ?Hi folks, I have a Lawtronics RGB interface which only half works with my Amstrad CTM 644 monitor. I believe the problem lies with one of the resist…

    ... />
    I have a Lawtronics RGB interface which only half works ...
    Andrew Barker Andrew Barker November 2005 Hardware
  • Plasma screen RGB thingyHello. So I've bought myself a little 48K rubberkey and I'm trying to use a 42" plasma as my output - apparently I need an RGB adapter/scart thing t…

    ... output - apparently I need an RGB adapter/scart thing to make ...
    JonNorth JonNorth May 2006 Hardware
  • Adapt Electronics RGB adapter - pinoutHello! I've managed to buy this thing: [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=220025560362[/url] . Do anyone maybe have a pinout…

    ... searched google and found many RGB DIN port schemes and almost ...
    nekdo123 nekdo123 September 2006 Hardware
  • Wanted - RGB / VDU Monitor Modulator RequestedI am looking for a RGB / VDU Monitor Modulator, which will allow me to connect my +2A to a monitor. Any help will be appreciated, thank you.

    I am looking for a RGB / VDU Monitor Modulator, which will allow me to connect my +2A to a monitor. Any help will be appreciated, thank you.
    Swevicus Swevicus October 2006 Wanted
  • Emulating RGB triad (aperture grill effect)This post is slightly off topic. But I'm going to use this effect on my speccy screen viewer... I was trying different kind of tv emulation effects,…

    ... I really liked MAME32's rgb triad 3x4 effect. In this ... calculate every pixel colour in rgb triad effect?
    So far ... 's (0.75 x original RGB value).
    Arda Arda February 2007 Development
<1234567…34>

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  • +3 RGB OutI've jus get an +3 that works fine, but i would like to use my CPC RGB monitor with it. Does anybody know something about if it's possible or not?. I…
  • RGB output scan rate?Hi, I'm Bruno Florindo. I'm portuguese and I live in USA. I'm trying to find a RGB cable for the ZX Spectrum +2. I can't find the monitor that I had …
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