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Search Again :: Adv Search 1000 results in 0.013s
<1…16171819202122…34>
  • 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…

    ... not indeed. It has a capacitor in series to that pin ... have there also the composite video or better the composite sync ...
    ingo ingo 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…

    ... pin16 is connected to composite video 1,2V.

    AFAIK ... , composite video is not 1,2V. it ... about to try it with capacitor and sync on cpc464, like ...
    orange orange 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…

    ... pin16 is connected to composite video 1,2V.

    AFAIK ... , composite video is not 1,2V. it ... about to try it with capacitor and sync on cpc464, like ... time did not get any video signal. Maybe it needs more ...
    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…

    ... needed. Or would connecting a capacitor to the CSYNC or CVBS ... . I tried connecting both Composite Video and Composite Sync to SCART ...
    pkupcik pkupcik September 2010 Hardware
  • Who can repair a 48K Spectrum?My Spectrum is broken, please see: [url]http://www.worldofspectrum.org/forums/showthread.php?t=29351&highlight=7805+heat+sink&page=2[/url] Does anyb…

    ... even put the composite video mod on the replacement boards for me.
    Alien 8 Alien 8 September 2010 Hardware
  • Compact Flash adapterIm think about getting "making if I have too" a cf adapter what does everyone else use ? any info would be great... so far I found a diy "simple" i…

    ... connector!!!! oh, and a decoupling capacitor. I use that in a ... ?) + you say capacitor (?)

    Also looking at the video over here ...
    maiki maiki September 2010 Hardware
  • Amstrad CPC - VIDEO OUTHello peepiekins, Erm, is there an arrangement of leads that'll allow me to... wait for it... ...turn the cable that usually plugs into the monitor…

    ... RGB (I might try the capacitor listed on that page though ... which has composite and S video input. Scart just won't ... to convert that to S-video, then I'd be onto ...
    Graz Graz September 2010 Chit chat
  • Recapping your SpeccyHas anyone ever done it? I have several vintage amps, tuners, cassette decks that have been recapped. So just wondering are there many on WOS who ha…

    ... ), a 10uF/16V capacitor is a 10uF/16V capacitor.

    For ... ] as a whole. For example video generation included in ULA vs ... . dedicated video chip. Or rubber keys + foil ...
    RetroTechie RetroTechie October 2010 Hardware
  • Running a Spectrum in the USI didn't realise how much hastle it was to set up a UK PAL Spectrum in the US. [url]http://wn.com/List_of_ZX_Spectrum_games[/url]. I knew about the …

    ... ...

    As for composite video mod: 'tape apart ZX Spectrum ... about this crystal replacement jobbie?... sounds intriguing...?[/QUOTE]Replacement of a 4 ... for NTSC). Gives a PAL video signal but with NTSC-frequency ...
    RetroTechie RetroTechie November 2010 Sinclair Miscellaneous
  • How to clean up video output to TFT LCD - Spectrum 48kHi, I hope that there is an easy answer to this question. I have modded the RF socket on my 48k Spectrum to output composite video as described in t…

    ... you do the comp.video mod with straight-through ... br /> If you include a capacitor in output signal, DC offset ... best is a comp.video mod where entire signal ... . Then again, analog video circuitry isn't my ... /monitor that takes composite video directly. Don't know ...
    RetroTechie RetroTechie November 2010 Hardware
  • How to clean up video output to TFT LCD - Spectrum 48kHi, I hope that there is an easy answer to this question. I have modded the RF socket on my 48k Spectrum to output composite video as described in t…

    ... 100uF capacitor left and thought I would apply the "simple video ... spectrum-composite-video-mod.html[/URL] in that the Capacitor sits between ... the boards Video input and the ... don't know what the capacitor would do, I know ...
    hedge hedge November 2010 Hardware
  • NEW TO SINCLAIR; HELP ON BUYING SPECTRUM 48khey, i have recently discovered the spectrum while surfing the internet and have quickly become obsessed in obtaining one. One problem : I am very kn…

    ... /2008/11/zx-spectrum-composite-video-mod.html"]http://womblesretrorepairshack.blogspot ... /2008/11/zx-spectrum-composite-video-mod.html[/URL] (almost deserves ... you include a 100uF/10V capacitor (+ to Spectrum insides, - to center ...
    RetroTechie RetroTechie December 2010 Sinclair Miscellaneous
  • Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…

    ...
    SE Basic is replacement ROM. Just like the original ... written for the existing video hardware nothing would ... is the most advanced video display processor I ... ULAplus and the Timex video modes (which include ... the ability to switch video modes in the middle ...
    chev chev December 2010 Hardware
  • Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…

    ... />

    SE Basic is replacement ROM. Just like the original ... is written for the existing video hardware nothing would use it ... V9958 is the most advanced video display processor I know of ... of ULAplus and the Timex video modes (which include an 8x1 ...
    Rebelstar Rebelstar December 2010 Hardware
  • zx81 rf outputHi All I'm not sure if this is an appropriate forum for the zx81, however I'll ask anyway;) I've connected my zx81 up to a mid 90's color tv. I can…

    ... I wonder if the composite video mod could be done ... , but beware that the video signal which goes into the ... with straight ULA -> comp. video input on TV), and sometimes ... br />
    Above transistor buffer (+ capacitor if used) fits comfortably inside ...
    RetroTechie RetroTechie January 2011 Hardware
  • zx81 rf outputHi All I'm not sure if this is an appropriate forum for the zx81, however I'll ask anyway;) I've connected my zx81 up to a mid 90's color tv. I can…

    ... My TV also preferred a capacitor in the signal (+ to ... straight ULA -> comp. video input on TV), and ... />
    Above transistor buffer (+ capacitor if used) fits comfortably inside ... cirquitry with a 100uF capacitor to the video out. Excellent picture ...
    gtsamour gtsamour January 2011 Hardware
  • repaired a 48K, yay :)I just managed to repair one 48K. After socketing all eight lower RAM chips (hard work!) and replacing few of them, it showed the familiar "Sinclair …

    ... ULA and the requirements for video timing, etc.

    In ... [/I] useful.

    Nb. Replacement 4116's aren't too ...
    RST#08 RST#08 January 2011 Hardware
  • Sound card mysteriously vanishesSince a power outage my on board sound card hasn't been showing up in lspci or anything. It's as if it's not there. And I had a look in my BIOS since…

    ... the cmos battery will need replacement. These are generally CR2025 coin ... Manager. Now look for Sound, Video and game controllers. If their ...
    Hercules Hercules January 2011 Chit chat
  • Picture interference on red areas.I recently got a 48K Speccy off eBay, did a composite mode and it seemed to work OK, but then my TV had to go off for repair so I didn't use it for a…

    ... electrolytic decoupling capacitors around the video chip are suspects. As fast ... safely try a known good capacitor in parallel with existing ones ...
    joefish joefish January 2011 Hardware
  • 2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…

    ... =RetroTechie;514443]Do the composite video mod? That way you're ... I thought! :cry: Is there replacement for the rom?? :sad:
    Diogo Diogo February 2011 Hardware
  • Multiface 1 (Romantic Robot) RepairHello there my fellow ZX'ers! recently I got an Interface 1 + MicroDrive from a friend and since then I have been having awesome geeky moments in fr…

    ... lot of them needed memory replacement repairs, alas one had suffered ... not to see a single capacitor in the whole design! no ...
    Zetr0 Zetr0 March 2011 Hardware
  • Memory upgrade for ZX Spectrum 16/48This is external memory upgrade for ZX Spectrum models with 16kB ram. Can be connect also to 48kB models, but need remove 8 dram chips (from sockets …

    ... external modification to achieve 2 video-rams and get (I suspect ... upgrade is designed originally as replacement of original 32kB RAMPACK ( add ...
    velesoft velesoft March 2011 Hardware
  • Amperage drastic reduction in a rubber 48KWell, I am now with the approach of a drastic reduction ZXSpectrum amperage. As a first step would change the Z80 processor for other (Z80C). Unfortu…

    ... ] for your quick answer. DRAM replacement is the easier fix. Found ... TV Modulator doin? VIDEO FIX
    * Rip of Video RAM 4116 and ...
    Mobutu Mobutu April 2011 Hardware
  • Amperage drastic reduction in a rubber 48KWell, I am now with the approach of a drastic reduction ZXSpectrum amperage. As a first step would change the Z80 processor for other (Z80C). Unfortu…

    ... that.[/QUOTE]
    The video circuitry isn't very picky ... be used directly by the video circuitry. Then with DC- ... of a drop-in replacement for the LM1889 video encoder, one that ... mini-board containing replacement IC with a few wires). Video buffer transistors ...
    RetroTechie RetroTechie April 2011 Hardware
  • RGB to S-Video and Composite Adapterif I produced a dongle that generated composite and s-video from the RGB socket on +3 and Black +2 spectrums would anyone be interested? I'm thinkin…

    ... that generated composite and s-video from the RGB socket ... three output connectors, Composite, S-video and a speaker jack.
    video and RGB)

    ... was previously planning an S-video modulator replacement kit to solder inside ...
    rich_chandler rich_chandler May 2011 Hardware
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... coupled with ULAplus and a replacement enhanced (and legal) ROM. Winner ... Z80 @ 28MHz,
    Yamaha V9958 Video Display Processor,
    Yamaha YMF262 ...
    Rebelstar Rebelstar May 2011 Development
  • 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…

    ... I've seen with distorsed video or audio suffered from an ... audio and video for the RF output. A tiny capacitor does the ... mixing and removing that, the video signal recover ...
    mcleod_ideafix mcleod_ideafix June 2011 Hardware
  • TV repair.. Suggestions...So I was given a 47" LCD TV that works fine except the top inch or 2 of the screen is dead, like dead pixels but the whole row and multiple rows. No…

    ... (yet most probably inferior quality) replacement.

    My parents got ... on the era) for a replacement. I now know it was ... was probably only a faulty capacitor, transistor, internal fuse or cleanable ...
    Scottie_uk Scottie_uk June 2011 Chit chat
  • I might try building a barebones PC.Our Packard Bell iMedia 5077 is literally on its last legs. Every time it is switched on something doesn't work, usually it is the sound, sometimes i…

    ... both their mobo and their video card/s, some install CPUs ... life easier by getting free replacement of motherboards, power supplies, memory ...
    zxbruno zxbruno July 2011 Chit chat
<1…16171819202122…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

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capacitor 1.5K 2.2K
replacement 3.3K 3.8K
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