Who knows about CRTs, PVMs, and BVMs?

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Exidna
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Exidna »

KatKya wrote:I have no first hand experience, but the only reason I've ever claimed that they weren't reliable is most of the ones that show up for sale on ebay have pretty bad purity issues. Whether these are the same two or three monitors continuously making their rounds, I can't say.
Isn't purity a calibration issue more than a reliability one? The bigger the tube is, the more likely you are to run into purity issues.
I don't know about those BVMs, but the big ≥21" PC monitors I've owned all had purity controls to correct for this.
Dragon89o
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Dragon89o »

tacoguy64 wrote:I saw it on the neo forum. I would have guessed it right anyways since the size seem about right.
But yeah a very good pick up for you right there. I've seen the phonedork video and that monitor looked glorious!
But I saw that you dont have your systems ready for rgb play.
I thought your name looked fimilar... haha I went back to double check and yeah... I was hoping for possibly a different audience going to another forums lol.
Yeah, sadly I am not RGB ready so that is the next task that I am going to tackle. I ended up finding a stand that should hold my Mitsubishi 42' that I am picking up in like 16 hours. So I will be able to lift it up and actually access the back of it to clean it up and remove the back to clean it up. I'm debating on installing wheels onto the TV stand in order to roll it back and forth but it will be on carpet so I dont know how much that would help.
I am also picking up 3 more monitors tomorrow all rgb capable which I will upload pictures of. One of them I am pretty excited for the other is something which is cheap and a good temp monitor until I can get what I actually want. They will be used in my actual room next to my PC setup. The last monitor is just a double of one of the other two. Kind of a buy one get 1 deal which I will end up selling off.
KatKya wrote:I have no first hand experience, but the only reason I've ever claimed that they weren't reliable is most of the ones that show up for sale on ebay have pretty bad purity issues. Whether these are the same two or three monitors continuously making their rounds, I can't say.
Not in relation to what you posted but looks like we have another person from Neogeo forums here.
Xyga wrote:30,000 hours isn't that much, well attended most crts can last waaaaaaaay longer than that still looking the tits.
Yeah, that isn't too bad. I saw some with 30-40k hours but I personally went with the lowest I could find. Think my BVM 24' has about 12k ish hours. Pretty low not the lowest I'v seen but I'd say fairly low.
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KatKya
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by KatKya »

Exidna wrote:
KatKya wrote:I have no first hand experience, but the only reason I've ever claimed that they weren't reliable is most of the ones that show up for sale on ebay have pretty bad purity issues. Whether these are the same two or three monitors continuously making their rounds, I can't say.
Isn't purity a calibration issue more than a reliability one? The bigger the tube is, the more likely you are to run into purity issues.
I don't know about those BVMs, but the big ≥21" PC monitors I've owned all had purity controls to correct for this.
It is, but a tube the is prone to purity issues has reliability issues.
Dragon89o wrote:
KatKya wrote:I have no first hand experience, but the only reason I've ever claimed that they weren't reliable is most of the ones that show up for sale on ebay have pretty bad purity issues. Whether these are the same two or three monitors continuously making their rounds, I can't say.
Not in relation to what you posted but looks like we have another person from Neogeo forums here.
I go where the CRTs are.
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FinalBaton
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by FinalBaton »

KatKya wrote:I go where the CRTs are.
:mrgreen:
*thumbs up*
-FM Synth & Black Metal-
Dragon89o
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Dragon89o »

Made this exact same post on another thread. Too lazy to reword it so its simply a copy paste.

Okay so third week in a row getting monitors I think? I uploaded some pictures I haven't made them public on my imgur account but you can access them via the link. Haven't made them public because I want to take new pictures in the next week or two after I clean them up and put everything in the right place.

First link shows two 19' professional rgb monitors. The one on the left is a Sony PVM and the one on the right is a JVC. It also shows the stand I ended up getting off craigslist. I'm going to put it to the test next week and put my Mitsubishi Megaview 42' on it to see if it holds but it should. The drawer wasn't closed correctly in the picture but it closes fine.
http://i.imgur.com/C5LRyi4.jpg

This next link shows the back of the JVC.
http://i.imgur.com/Ua9EU0K.jpg

The next link is is a picture of a PC CRT. It's a Nec Multisync FP2141sb. It can do full hd at 85hz I belive. It's one of the better PC CRTS to my knowledge and correct me if I am wrong. It is dirty but I want to make sure what I can clean it with. It looks like someone tried to clean it with windex and it left smudges.
http://i.imgur.com/bJ8JaBg.jpg

The next image shows the back of the monitor and the stupid placements for the inputs. It does RGB fyi.
http://i.imgur.com/72co9Lj.jpg
Dragon89o
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Dragon89o »

Forum is pretty slow to respond, huh?
Thamiel
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Thamiel »

Responding to what? Did you ask a question or something?

Yep, there's some nice monitors there.

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DoomsDave
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by DoomsDave »

I need some advice so hopefully this is the right place to ask. My brother is a video editor and his office are finally getting rid of their CRTs. His boss wants to put them on ebay but has offered my brother any 2 he wants for free before he puts them on and my brother doesn't want them so they're luckily mine. I'm taking the BVM but I'm not sure which other monitor to grab since this is a bit new to me. I want to keep the BVM yoko and tate the second one.

What do you guys recommend out of the options here? Also I have a Wii I want to use for 240p stuff but how would be the best way to get MAME running well on these from a PC? I've attached pics below. Thanks.

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kamiboy
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by kamiboy »

Looks like other than the BVM there is only one of the monitors that supports RGB, one of the last SONY's in the pics, so the choice is pretty clear.
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AndehX
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by AndehX »

Out of all of those, I'd take the BVM-20G1A. Disregard the JVC's as none of them support Component/RGB
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Einzelherz
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Einzelherz »

The BVM you already said you were taking and the PVM-D20L5A is what I'd take. Feel free to ship that one directly to me ;-)

The PVM-20M4A is also very good, but SDTV only.
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DoomsDave
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by DoomsDave »

Thanks for the replies, I thought that would be the case but just wanted to make sure. :)
mvsfan
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by mvsfan »

That Jvc looks like it has a couple of empty expansion slots for an RGB card.

Also, the PVM-20L5 support rgb too. it has the connectors for it already.
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DoomsDave
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by DoomsDave »

I ended up getting the BVM and the PVM 20L5, thanks for the advice. I asked these questions in the other thread but this one is probably more appropriate.

I want to tate the BVM. Will this cause any problems and should I be putting anything under it for support or anything or can I just turn it and I'm good? Also I've heard that you shouldn't turn it on for a couple days after rotating, I'll probably do this to be on the safe side but how necessary is it?

Is it normal for a PVM 20L5 to be making a clicking type noise when going from interlace to progressive and vice versa? The picture looks amazing and there's no other problems but the BVM didn't make a sound like that so I'm a little concerned.
Sid
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Sid »

DoomsDave wrote:I ended up getting the BVM and the PVM 20L5, thanks for the advice. I asked these questions in the other thread but this one is probably more appropriate.

I want to tate the BVM. Will this cause any problems and should I be putting anything under it for support or anything or can I just turn it and I'm good? Also I've heard that you shouldn't turn it on for a couple days after rotating, I'll probably do this to be on the safe side but how necessary is it?

Is it normal for a PVM 20L5 to be making a clicking type noise when going from interlace to progressive and vice versa? The picture looks amazing and there's no other problems but the BVM didn't make a sound like that so I'm a little concerned.
Usual advice on tating is to switch off for 15 mins or so, then rotate and leave for 15 mins or so before switching on. My experience is that focus adjustment if it's needed is orientation specific. That's focus adjustment using the knob(s) inside the back of the unit. So adjust after - but again, only if needed. I've never had any issues rotating with those sorts of time frames. You're in for a real treat, I have a tated PVM-20M4A and drool over it's representation of Raiden among others.

Not in Adelaide are they? I have someone that would love to get hold the 20M4 that you didn't take.

Seeing that the L5 is multiformat and the BVM is not, I suspect that the clicking might be due to that, even though it would be remaining at 15kHz with a 240p to 480i switch. I'm sure that others will be able to shed more light though.
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DoomsDave
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by DoomsDave »

Sid wrote:Usual advice on tating is to switch off for 15 mins or so, then rotate and leave for 15 mins or so before switching on. My experience is that focus adjustment if it's needed is orientation specific. That's focus adjustment using the knob(s) inside the back of the unit. So adjust after - but again, only if needed. I've never had any issues rotating with those sorts of time frames. You're in for a real treat, I have a tated PVM-20M4A and drool over it's representation of Raiden among others.

Not in Adelaide are they? I have someone that would love to get hold the 20M4 that you didn't take.

Seeing that the L5 is multiformat and the BVM is not, I suspect that the clicking might be due to that, even though it would be remaining at 15kHz with a 240p to 480i switch. I'm sure that others will be able to shed more light though.
Thanks for the advice. Should I be putting anything under it for protection or is it cool just lying on it's side?

They're in Melbourne unfortunately and I might be able to get the 20M4 before it goes to auction so in that case it will be going to a friend sorry. They did just put some non RGB JVCs on ebay and a BVM like mine but the BVM makes a whiney noise so I wouldn't recommend it unless you're confident with servicing CRTs. Shipping would also be pretty nasty since it's the heaviest monitor out of the bunch by far.

Yeah the clicking only happens when going from 15khz to 31khz and back. 480i to 240p doesn't have a click so I'm guessing you're right.
Sid
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Sid »

DoomsDave wrote:Thanks for the advice. Should I be putting anything under it for protection or is it cool just lying on it's side?
A tea towel folded once maybe wouldn't go astray. You won't see it under there and it would allow for a bit of swivel or slide without the monitor or the surface it sits on copping scratches. It's of course no more likely to topple compared to having it at normal orientation. So no issues there.

Enjoy.
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DoomsDave
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by DoomsDave »

I'll try that out, thanks.
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Einzelherz
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Einzelherz »

DoomsDave wrote:
Sid wrote:Usual advice on tating is to switch off for 15 mins or so, then rotate and leave for 15 mins or so before switching on. My experience is that focus adjustment if it's needed is orientation specific. That's focus adjustment using the knob(s) inside the back of the unit. So adjust after - but again, only if needed. I've never had any issues rotating with those sorts of time frames. You're in for a real treat, I have a tated PVM-20M4A and drool over it's representation of Raiden among others.

Not in Adelaide are they? I have someone that would love to get hold the 20M4 that you didn't take.

Seeing that the L5 is multiformat and the BVM is not, I suspect that the clicking might be due to that, even though it would be remaining at 15kHz with a 240p to 480i switch. I'm sure that others will be able to shed more light though.
480i to 240p doesn't have a click so I'm guessing you're right.
480i and 240p are more or less the same signal so you wouldn't see any switch. Many systems that natively run in one tend to have games that utilize both in back to back screens.
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noonan2678
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by noonan2678 »

Going back to the original question... Do you have space? If so, why not grab a low-res monitor for 240p content and run an upscaler for the 480i/p stuff?

This is what I'm doing now and really happy with it all. I've got all my 240p systems run to a PVM 2950Q, then the PS2, Xbox, Wii and DC run through a Crystalio to a modern LED/LCD.
But, in case I'm feeling the mood, I've got all RGB cables run to the same place, so also have an XRGB mini where I can run the 240p consoles to the LCD as well. Vice/versa as well as
I frequently run the PS2 to the PVM (always for the 240p titles). They are on perpendicular walls, so I have a chair that swivels between the two setups. Then, one amplifier with A/B
switching and they share a subwoofer. It was a long project (still evolving) but worth it. I've also got a Capcom Impress arcade next to all that. Will post pictures at some point when
it's organized and clean enough to take them. :)

That said, I always keep an eye out for other finds. I still do have my 34XBR950 (right before the HDMI model) which I purchased originally when they were new. I found a 30XBR960 for free as
well as a 14" Sony broadcast monitor and 14" PVM...both also free...that I use for testing. Picked up a 20" PVM a couple months back for about $20.

I'm on the east coast (US), so it's really hard to find these things. I see them in the LA area all the time, for somewhat obvious reasons. I've been looking for an XM29 for a long time and never
seen one for sale anywhere remotely close to me. Someday....
kardus
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by kardus »

The clicking is normal. Here is my recent haul:

Image

(2) 13" Panasonic-BT-H1390Y (JVC has a re-badge of this)
(1) 20" PVM-20L5
(2) 20" BVM-20F1U
(2) BKM-10R Monitor Control Unit

All of these support component as well. The BVMs also have 2 additional RGB cards.
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Einzelherz
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Einzelherz »

One day, 20L5. One day...
kamiboy
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by kamiboy »

Unless you desperately need a PVM that can display 31khz content then I'd say the L2 is a much better choice. 15khz content looks much better on an L2, I've seen them side by side displaying the same content.
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Einzelherz
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Einzelherz »

I have a 20L2 and I'd like the higher TVL. I also play higher resolution things as well.
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Guspaz
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Guspaz »

I've got a 14L2 and wouldn't mind being able to do 480p.
Ikaruga11
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by Ikaruga11 »

kardus wrote:The clicking is normal. Here is my recent haul:

Image

(2) 13" Panasonic-BT-H1390Y (JVC has a re-badge of this)
(1) 20" PVM-20L5
(2) 20" BVM-20F1U
(2) BKM-10R Monitor Control Unit

All of these support component as well. The BVMs also have 2 additional RGB cards.
How much would you sell that extra 20F1U for?
muggsy
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Re: Who knows about CRTs, PVMs, and BVMs?

Post by muggsy »

Hey guys.. I've just found a Panasonic BT-D2020 in New Zealand.. but I can't find anything information on it (not thru a lack of trying).. anybody know anything about it?

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