Questions that do not deserve a thread

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bobrocks95
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Re: Questions that do not deserve a thread

Post by bobrocks95 »

BlackStealth08 wrote:
bobrocks95 wrote:
Just get an Extron Scan Converter, those will mangle image quality. There's not being too concerned with the final quality and then there's just gross negligence.
So these will allow me to use my modern pc on my PVM, convert the signal and all that jazz?
Yes, they downconvert to 240p- check Fudoh's website, he has a section on them here- http://scanlines.hazard-city.de/

And actually, glancing over it for the first time in years, going from 480p to 240p may require a more expensive Extron processor than I thought. You may be better off with other solutions in that case...
So this is the best I can do with a VGA to BNC breakout cable. But the picture loves to shake a bit. Also why is the image split?
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This is what my 15kHz CRT looks like when I feed it a 31kHz signal... I wouldn't recommend keeping it that way for long, people say it can damage your tube.
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Xan
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Re: Questions that do not deserve a thread

Post by Xan »

BlackStealth08 wrote:Is there any kind of VGA CRT that has fat scanlines at all?
High resolution VGA monitors will show very thick scanlines on 640x480 or 800x600 signals.
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jandrogo
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Re: Questions that do not deserve a thread

Post by jandrogo »

Xan wrote:
BlackStealth08 wrote:Is there any kind of VGA CRT that has fat scanlines at all?
High resolution VGA monitors will show very thick scanlines on 640x480 or 800x600 signals.
Yeah, it give damn sexy scanlines... This is my Eizo-Nanao 21" CRT showing Dreamcast's Shikigami no Shiro II, original 640x480 resolution via VGA cable.

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atheistgod1999
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Re: Questions that do not deserve a thread

Post by atheistgod1999 »

jandrogo wrote:
Xan wrote:
BlackStealth08 wrote:Is there any kind of VGA CRT that has fat scanlines at all?
High resolution VGA monitors will show very thick scanlines on 640x480 or 800x600 signals.
Yeah, it give damn sexy scanlines... This is my Eizo-Nanao 21" CRT showing Dreamcast's Shikigami no Shiro II, original 640x480 resolution via VGA cable.

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So how does DOS look on it?
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Fudoh
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Re: Questions that do not deserve a thread

Post by Fudoh »

So how does DOS look on it?
about the same. Only difference is that with MCGA games (320x200) you get two scanlines per actual pixel which looks a bit weird, if you're used to look at scanlines on 240p titles on your standard 15khz TV.
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Re: Questions that do not deserve a thread

Post by qmish »

jandrogo wrote:
Xan wrote: Yeah, it give damn sexy scanlines... This is my Eizo-Nanao 21" CRT showing Dreamcast's Shikigami no Shiro II, original 640x480 resolution via VGA cable.
i cant see images unless i use anonymizer, sir
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Re: Questions that do not deserve a thread

Post by atheistgod1999 »

Do you people think I could beat hard NES/Famicom games like Punch-Out!!, Castlevania, and Gradius? I was able to beat Super Meat Boy a couple years ago when I was beating X360 games to sell it for a PS3 (I already had a PS4 but I wanted a PS3 to play all the older Sony exclusives). I was also able to beat God of War on hard mode last year (and about to beat GOWII also on hard mode). I can also beat all 3 SMB games without skipping levels or using any pipes or vines or note blocks (except when required to progress through the level) and can beat SMB1 as Fire Mario. Also, why are scanlines considered good and not a visual artifact?
Last edited by atheistgod1999 on Wed Feb 17, 2016 10:51 pm, edited 2 times in total.
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Re: Questions that do not deserve a thread

Post by ryu »

Just play whatever you want to play, wtf
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Re: Questions that do not deserve a thread

Post by ApolloBoy »

atheistgod1999 wrote:Also, why are scanlines considered good and not a visual artifact?
You own a CRT and you have to ask that?
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Re: Questions that do not deserve a thread

Post by atheistgod1999 »

ApolloBoy wrote:
atheistgod1999 wrote:Also, why are scanlines considered good and not a visual artifact?
You own a CRT and you have to ask that?
Uh, yeah. Why does everyone love black lines going through the image so much? Every game only has them because there was no other way to make a progressive image on a 15KHz CRT designed for 480i.
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Re: Questions that do not deserve a thread

Post by nissling »

It (subjectively) gives the impression of a sharper, less pixellated image. In fact I'd say scanlines are probably what I like the most about CRTs, but they can look excellent on modern displays as well.
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Re: Questions that do not deserve a thread

Post by ZellSF »

Fudoh wrote:the internal PSU will fail, but it's easily fixable.
I searched a bit and it seems the fix is replacing the PSU, sure they're possible to get today, but if they have a high probability of breaking again?
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Re: Questions that do not deserve a thread

Post by Einzelherz »

ApolloBoy wrote:
atheistgod1999 wrote:Also, why are scanlines considered good and not a visual artifact?
You own a CRT and you have to ask that?
I'm guessing by his post that he did not grow up with scanlines.

AG1999, I would argue that for most of us it feels "right" rather than good. It could be viewed as an artifact, like bad jaggies/disappearing polys (I'm looking at you, PSX) but in this case, it's wholly intentional and necessary. The systems of the day could not do high enough pixel counts (so it's a sort of fix for that) AND progressive screens look nicer than interlaced.
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Re: Questions that do not deserve a thread

Post by atheistgod1999 »

Einzelherz wrote:AG1999, I would argue that for most of us it feels "right" rather than good. It could be viewed as an artifact, like bad jaggies/disappearing polys (I'm looking at you, PSX) but in this case, it's wholly intentional and necessary. The systems of the day could not do high enough pixel counts (so it's a sort of fix for that) AND progressive screens look nicer than interlaced.
The first console I played was a PS1 (and the games I played on it were 240p; I checked) on a 32" Toshiba (I think) CRT and I never saw any scanlines.
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Re: Questions that do not deserve a thread

Post by tacoguy64 »

atheistgod1999 wrote:
Einzelherz wrote:AG1999, I would argue that for most of us it feels "right" rather than good. It could be viewed as an artifact, like bad jaggies/disappearing polys (I'm looking at you, PSX) but in this case, it's wholly intentional and necessary. The systems of the day could not do high enough pixel counts (so it's a sort of fix for that) AND progressive screens look nicer than interlaced.
The first console I played was a PS1 (and the games I played on it were 240p; I checked) on a 32" Toshiba (I think) CRT and I never saw any scanlines.
I was young during the 90s and I don't remember scanlines all that much either. Though for most the time i was playing on an older low quality tv. It wasn't until I started playing retro games recently that I start to notice and fall in love with them.
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Re: Questions that do not deserve a thread

Post by kamiboy »

Anyone have the lead on a cheap place to shop for capacitors for fellow based out of Denmark? The usual suspects are no good due to high shipping prices. For an example and order for about $4 worth of caps ends up costing $30 with shipping.

Ebay is no good either, i am looking for some bipolar caps and such unusual stuff ends up costing roughly the same unless you roll the dice with Chinese sellers, which I don't want to.
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bobrocks95
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Re: Questions that do not deserve a thread

Post by bobrocks95 »

Yesterday I went to turn on my Trinitron, and while it came on, the gun didn't actually fire- sound came out but the screen remained black.
The front LED blinked 5 times, which according to the service manual means:

Diagnostic Item- IK (AKB)

Probable Cause Location
  • Video OUT (IC561) is faulty. (A Board)
    IC702 is faulty. (C Board)
    Screen (G2) is improperly adjusted. **
Detected Symptoms
  • No raster is generated.
    CRT Cathode current detection reference pulse output is small.
Turning it off and back on happened to fix it, but is this a bad omen of things to come? Is something going bad or did it decide to clear some settings it decided were bad or something?
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Re: Questions that do not deserve a thread

Post by kel »

Anyone here got any recommendations for a good cheap VGA splitter?

I need to connect a XSelect-D4 to a XRGB-3 and a VGA CRT at the same time. Don't really want a big chunky box that takes up more space. I was thinking of going for a passive cable but then I would probably need to remove the 75ohm resistors inside the XRGB-3 as the VGA monitor would already have them effectively on the same input once connected.

I also saw this from Startech:

http://www.startech.com/uk/AV/Splitters ... ed~ST122LE

Does anyone here own one of these, are they any good or are there better alternatives?
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Re: Questions that do not deserve a thread

Post by atheistgod1999 »

BlackStealth08 wrote:why is the image split?
Spoiler
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Because it's displaying a 31khz signal as 15khz. 31khz sends out the picture information twice as fast as 15khz so it sends out a full row in half the time it takes for 15khz. After the monitor completes painting one row of the signal, it still has half the line left to scan, so it scans the next row of information on the other half and it repeats for each line it scans.
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Re: Questions that do not deserve a thread

Post by Stainomo »

Not 100% a video game question but it's full of video/scaler experts here so maybe... :)

Somehow I managed to get another CRT projector, I'm looking for a scaler which can take 1080p60 and has a customizable output. I will probably downscale 1080p a bit since it's on the edge of the projector's capabilities (and my setup skills). HDMI or RGBHV does not matter. (HDFury...)

I know the DVDO VP50 (pro) and the lumagen radiance series can do it but these are quite expensive :)
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Re: Questions that do not deserve a thread

Post by Fudoh »

Older processors don't have the ability to process 1080p60 signals, so these are your only choice.
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Re: Questions that do not deserve a thread

Post by ED-057 »

Image
What is this type of connector called? I need some of these and my supply of junk PCs has dried up.
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Xan
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Re: Questions that do not deserve a thread

Post by Xan »

Front panel connector?
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Re: Questions that do not deserve a thread

Post by Xyga »

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Re: Questions that do not deserve a thread

Post by eightbitminiboss »

It's a header pin connector. Probably 2.54mm pitch width.
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Re: Questions that do not deserve a thread

Post by beatsgo »

eightbitminiboss wrote:It's a header pin connector. Probably 2.54mm pitch width.
Bingo! Very accessible part to get.
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Re: Questions that do not deserve a thread

Post by qmish »

Einzelherz wrote:
I'm guessing by his post that he did not grow up with scanlines.
I had crt on late 90s (my childhood), that was some JVC Gold Star. I m sure I never seen scanlines on it. What would be a reason? 1) I never sat too close to tv 2) It was Pal region and console was mega drive. Would scanlines be more visible on ntsc?

Really, I don't understand in scanlines mania that you make it look like they are very visible.

Or all of you children of 80s and back then scanlines were as huge as you say?
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Re: Questions that do not deserve a thread

Post by kamiboy »

No, appreciation of scan lines is a recent thing. Born out of how shite older games look on modern displays. At least mine is.
Last edited by kamiboy on Sat Feb 27, 2016 7:20 pm, edited 1 time in total.
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Re: Questions that do not deserve a thread

Post by FinalBaton »

Reason why I personnally never saw scanlines on crts in my youth was because we had ho-hum tvs, with a somewhat low number of phospor columns, in my house.


Phosphor columns very close to each other = you perceive scanlines

Phosphor columns farter apart from each other = you don't perceive scanlines. you instead see more of a grill (or rather a consistent, solid raster accross the whole screen).


But even though I never saw them as a kid, I sure as hell think they make low-res games look a lot sharper.

Image

But if you don't like them, hey that's your choice.
I can definitly see why many people like them though.
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Re: Questions that do not deserve a thread

Post by Xyga »

kamiboy wrote:No, appreciation of scan lines is a recent thing. Born out of how shite older games look on modern dusplays. At least mine is.
'Recent' depends for whom. For me and the communities I was into back in 2007~2008 (not here unfortunately) 'scanlines' emulation/simulation was already all the rage.
Maybe because in Europe the change was more 'brutal', considering we went straight from true low res 15khz RGB TVs to LCDs.
(though I admit lots of europeans were still using composite cables lol)
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