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Zx-81 video modHas anyone here done the zx-81 composite video mod?? I am having trouble getting it to work and the info doesn't include which kind of transistor to …
... .uk/itm/Sinclair-ZX81-Composite-Video-Mod-Kit-Scart-TV-/250976328544?pt ... -
Zx-81 video modHas anyone here done the zx-81 composite video mod?? I am having trouble getting it to work and the info doesn't include which kind of transistor to …
... am still not getting any video from the circuit. I ... get dark video from ULA pin 16 ... need to get clean white video.[/QUOTE]
... it applies to the composite video mod, but Jose Leandro explained ... JL/zx81%282%29/ZX81-video.html[/url]
[ ... -
Modulator oddness - previous owner's mod?Hello, just bought a rubber key 48k Issue 3 I'm trying to fix up. I'm wanting to do a composite video out mod ( n00b at this) but the "spare" hole in…
I cut the mystery wire, it made no noticeable difference. Did the video mod, and it looks fantastic! -
48k+ CPU SocketThink I've bitten off more than I can chew... After the desoldering my z80 went without incident, no damaged pads, tracks etc. I expected the socket…
... them, I previously did a video mod near TR3 and I knocked ... -
ZX81 with black screen and some white dots.Was gearing up to do a composite video mod on my ZX81, and today was going to be it. Unfortunate when started my ZX81 seems faulty. I get a back scre…
... didn't do the composite video mod yet. This is an untouched ... ZX81 connected to a VHS video unit for tuner. Isn't ... only after we do the mod?
I tested it ... -
ZX81 with black screen and some white dots.Was gearing up to do a composite video mod on my ZX81, and today was going to be it. Unfortunate when started my ZX81 seems faulty. I get a back scre…
... quick an dirty composite video connection by wiring the ... it stabilizes. The VCR video I was using as ... a RF to composite video converter doesn't cope ... I have seen the ZX81 video mods at sellmyretro before. But ... will try the DIY composite video mod, as I have a ... -
ZX81 with black screen and some white dots.Was gearing up to do a composite video mod on my ZX81, and today was going to be it. Unfortunate when started my ZX81 seems faulty. I get a back scre…
... stops there. Building my own video mod does add value to the ... -
48K+ losing horizontal syncHello! I've got this 48K plus in perfect cosmetic condition and it works well except for when it gets a tad bit warmer the image rolls around. That w…
Has it had the composite video mod made? If not, test the composite output. If the same thing is not present there you know it's the modulator. -
48K+ losing horizontal syncHello! I've got this 48K plus in perfect cosmetic condition and it works well except for when it gets a tad bit warmer the image rolls around. That w…
Has it had the composite video mod made? If not, test the ... -
48K+ losing horizontal syncHello! I've got this 48K plus in perfect cosmetic condition and it works well except for when it gets a tad bit warmer the image rolls around. That w…
[QUOTE=Winston;644893]Has it had the composite video mod made? [/QUOTE]
No mods yet. BTW, aren't you the author of that 48K diagnostics board? Do you have anything like that to test toastracks/+2's/3's? -
Some Sinclair things for sale...Hi, I want to sell some ZX Spectrum things (click on photos to see larger ones): - [b]FAULTY[/b] ZX Spectrum power supply. It overheats and the only…
... tested).
It has composite video output.
[color=#FF0000]WARNING ... : +2e kit for 5€, composite video mod for 5€.
Spanish ... -
Messenger interfaceHave anyone photos, schematic, rom images, documentation, or software for Messenger interface ? [url]http://www.worldofspectrum.org/infoseekid.cgi?i…
... ]
ZX Spectrum 48K, composite video mod. No other mods. Original ROM ... . I'm using an USB video capture device to show Spectrum ... -
ZX 48 issue 4S no s-video possible?No s-video on ZX 48 issue 4S possible? I have had this mod on my issue 4A. But this did not work with my 4S. On C65 is no chrominance signal. Here …
... in getting a working S-video mod on it. I have been ... -
Spectrum in black TS1500 case with grey "Sinclair ZX Spectrum" labelAt the Spectrum30 event yesterday, someone had brought a Spectrum like object with an unusual case and I never did find out whose it was or where it …
... chips and with a composite video mod it displays on a PAL ... -
PLEASE HELP!! DEAD SPECTRUM!!Sad News!!! I have a spectrum issue 5 board and I'd done the general composite mod which was great and it worked with a divIDE plus (RWAP) and esxDO…
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Has anyone done the mod I'm whittering on about ... [/url]
VIDEO OUTPUT not the SIMPLE VIDEO OUTPUT!
video mod without the transistor (simple video output mod!)?
K-Mouse TurboReceived my K-Mouse Turbo interface this morning amid much excitement, packed the wife off to work and the kids off to nursery then went up to my man…
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As for the composite video, this is pretty much a ... all Spectrums have the composite video signal on the edge connector ... comparable to the proper composite video mod within the modulator.48k faultyHi guys! I have a 48k that, currently, presents 2 problems: 1 - Can?t sync to TV correctly. I get a lot of noise and the characters appear to be inc…
Very helpful that video! I see power supply issues ( ... .
P.S. Composite video mod is recommended in any case ...my first 48kHi I have just got my first 48k and I can't keep it tuned in. And when it is its not very clear. Moving text and switching to black and white. some …
... 's worth doing the composite video mod (you'll need to do ... /2008/11/zx-spectrum-composite-video-mod.html[/url]
Your ...Spectrum 16K Issue 3Hi! I just received a Spectrum 16K, which turns out to be an Issue 3. Is it really that rare? If not, I?d like to upgrade it to 48K. There are 12 em…
... /2008/11/zx-spectrum-composite-video-mod.html"]http://womblesretrorepairshack.blogspot.de ... /2008/11/zx-spectrum-composite-video-mod.html[/URL]
Anyway ...Is the 128K heatsink's TV out modulator kit repairable?I have a 128K+ Spectrum that is working absolutely fine and is giving out the perfect picture from its RGB out socket (with the right cable ofcourse)…
... / 0V connections), disconnect the composite video and +5V input wires, use ... I will try the S-Video mod.
[I][B]Mark ...ZX Eprom replacing Rom problemsI got a programmer today so I could finally flash the Xicor X28C256 eproms I have with ZX128 rom, to be used in my upgraded 48K machine. But for some…
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Now also added S-video mod to the machine. :)+2 (Grey) S-video?I have a pretty good Composite/S-video to VGA adapter that does a nice work of running my retro machines on an old LCD screen. However, it looks best…
I just did the S-Video mod on my +2. I measured ... signals worked fine in S-Video on my Sony television. The ... and cross colour in S-Video. Cross luma on the 128K ... video circuit manifests as a 25Hz ...Which first (if either)?As can be seen by my recent posts, I'm kind of enthusiastic about my new +3 :) I'll set up a sig in due course, but at present here's what I've got …
... and don?t think about video modding your Spectrum.
video mod, and read that one of ... RGB socket?) involved in the video mod outputs the wrong voltage and ... I'm not going to mod anything, right?Newbie needs help ^^Hey Guys! I'm new here to the forums and I joined because of my growing interest in the ZX Spectrum computers. I'm from Germany and I was growing …
... /10/zx-spectrum-48k-composite-video-mod.html"]http://samsmods.blogspot.com ... /10/zx-spectrum-48k-composite-video-mod.html[/URL]
But ...Newbie needs help ^^Hey Guys! I'm new here to the forums and I joined because of my growing interest in the ZX Spectrum computers. I'm from Germany and I was growing …
... the picture quality... Is a video mod hard to make? I saw ...Newbie needs help ^^Hey Guys! I'm new here to the forums and I joined because of my growing interest in the ZX Spectrum computers. I'm from Germany and I was growing …
... the picture quality... Is a video mod hard to make? I saw ... ok.[/QUOTE]
The composite mod is extremely simple on a ... be stuck doing a composite mod whatever model you get if ...Newbie needs help ^^Hey Guys! I'm new here to the forums and I joined because of my growing interest in the ZX Spectrum computers. I'm from Germany and I was growing …
Yes I meant composite. I'm always confusing both. Sorry about that :D
But the fact with the Video Mod sounds good. So maybe I could also make it :D
So I only need an additional DIVIDE Device and some Joystick mod as I have seen?Fully-addressed devices initiative (FADI)I would like to introduce an initiative for those who create new pieces of hardware containing legacy devices with well-known addresses. It says that…
... and do some simple mod, like the composite video mod, or a reset ...Improving Composite Output of 48K SpectrumI've been playing around with this Spectrum 48k I got inside a dK'tronics keyboard, because well I've already got two working other ones so why not..…
[QUOTE=roko;690361]Indeed the video coming from Tr2 over R53 ... struggling with, in this composite video mod here:
[url]http://samsmods ... /10/zx-spectrum-48k-composite-video-mod.html[/url]
He ...Improving Composite Output of 48K SpectrumI've been playing around with this Spectrum 48k I got inside a dK'tronics keyboard, because well I've already got two working other ones so why not..…
... /10/zx-spectrum-48k-composite-video-mod.html[/url]
I ... ?
I did this mod and it works fine!
