Capturing RGB and Component from PVM 20L5 Outputs

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nesboy43
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Joined: Wed Jul 30, 2014 9:05 am

Capturing RGB and Component from PVM 20L5 Outputs

Post by nesboy43 »

I wasn't sure if this deserves its own thread or not, but it seemed pretty specific so I thought I would go ahead and do so.

Basically I have been looking into capturing my game consoles in RGB as well as component (480p for Gamecube and PS2). From what I've seen the PEXHDCAP would suit this but I'm not entirely sure. I try to do extensive research on these things but still have some things I'm not sure about so I figured I would ask the experts.

Here is my current RGB set up:

Game Consoles -> Bandridge Scart Selector -> SCART Breakout to RGB BNC-> Extron System 8 Plus (switch) -> PVM 20L5

To capture RGB I'm assuming the set up would be something like this?

PVM 20L5 RGB Out -> RGB to SCART cable -> Sync Strike -> VGA cable -> VGA to DVI adapter -> PEXHDCAP DVI Port

Would I need an external PSU on the sync strike for this? Would the PVM 20L5 provide power through SCART using the RGB outputs? I am from the US if that helps.

Here is my current set up for component consoles:

Game Consoles -> Component Cable -> Extron System 8 Plus (switch) -> PVM 20L5

To capture 480p component would it be:

PVM 20L5 RGB Out -> Component Cable -> Component Female to Mini Din Adapter -> PEXHDCAP MiniDin Port

Thank you for any help. I really appreciate it.
Skips
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Re: Capturing RGB and Component from PVM 20L5 Outputs

Post by Skips »

Yes the sync strike will require an external power source if coming off the monitor's out ports. I actually used to use that same exact setup that you are talking about around a year and a half ago, it works quite well. Only thing with the PVM-20L5 though is it is one of the few PVM's that will require it to be on to pass through its sync line. RGB comes through OK when it is off but every single 14L5 or 20L5 I have ever owned had to be on for the External Sync out port to work properly.
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korpse413
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Re: Capturing RGB and Component from PVM 20L5 Outputs

Post by korpse413 »

I started a similar thread a few days ago and it died, unsure if I should've started the thread in the first place. On my BVM D20F1U I assumed I could use the outputs from both the stock analog board that I run RGB into via BNC, and the BKM-41D where I run component/vga. Nesboy43 you bring up a good point with running a sync strike inbetween for the RGB source since it the sync needs some help before the end goal of the capture card? Or is it to simply turn it into a vga (dvi) source for capturing? As for if its powered or not, isn't powered always the way to go for a true 1:1 when trying to avoid degradation)? I own one of these that Fudoh recommended for kind of doing the opposite of turning vga source into bnc for input to the BVM display, so I guess this isn't considered a sync strike since its doing the opposite (am I answering my own question here...)..? As for 75ohm resistors on each output when not in use for image stability, with outputs now IN use does that pose a problem to the image since the resistors are obviously not connected anymore?

Sorry for not really adding anything to the post, I am just trying to tie up my own loose ends with maximizing the most of each output for eventual capturing. There does not seem to exist much on this topic; after searching most results for BVM / broadcast monitor outputs just lead me to what their specs are for video outputs. I look forward to learning more along with you.
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BazookaBen
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Re: Capturing RGB and Component from PVM 20L5 Outputs

Post by BazookaBen »

Have you tried it yet corpse? It should work as far as I know.
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korpse413
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Re: Capturing RGB and Component from PVM 20L5 Outputs

Post by korpse413 »

Not yet, I kind of wanted it all logically set in my head first since I do not own all of the supplies yet. I'll check monoprice and grab some cheap cabling. That capture card that nesboy43 mentions from Startech seems decent, I imagine that is all I need for the max resolution I would capture would be vga (dvi)
nesboy43
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Re: Capturing RGB and Component from PVM 20L5 Outputs

Post by nesboy43 »

Skips wrote:Yes the sync strike will require an external power source if coming off the monitor's out ports. I actually used to use that same exact setup that you are talking about around a year and a half ago, it works quite well. Only thing with the PVM-20L5 though is it is one of the few PVM's that will require it to be on to pass through its sync line. RGB comes through OK when it is off but every single 14L5 or 20L5 I have ever owned had to be on for the External Sync out port to work properly.
Thank you so much for this response. It's just what I needed. I will go ahead and do this. One other question, what kind of ac adapter should I use to plug into the sync strike? Thanks.
korpse` wrote:I started a similar thread a few days ago and it died, unsure if I should've started the thread in the first place. On my BVM D20F1U I assumed I could use the outputs from both the stock analog board that I run RGB into via BNC, and the BKM-41D where I run component/vga. Nesboy43 you bring up a good point with running a sync strike inbetween for the RGB source since it the sync needs some help before the end goal of the capture card? Or is it to simply turn it into a vga (dvi) source for capturing? As for if its powered or not, isn't powered always the way to go for a true 1:1 when trying to avoid degradation)? I own one of these that Fudoh recommended for kind of doing the opposite of turning vga source into bnc for input to the BVM display, so I guess this isn't considered a sync strike since its doing the opposite (am I answering my own question here...)..? As for 75ohm resistors on each output when not in use for image stability, with outputs now IN use does that pose a problem to the image since the resistors are obviously not connected anymore?

Sorry for not really adding anything to the post, I am just trying to tie up my own loose ends with maximizing the most of each output for eventual capturing. There does not seem to exist much on this topic; after searching most results for BVM / broadcast monitor outputs just lead me to what their specs are for video outputs. I look forward to learning more along with you.
Well in my case sync strike would be between the monitor output ports and the capture card. To be honest the only reason I asked about the sync strike was because I had seen posts on other forums stating you need one to capture RGB (I guess you would need something specific to capture RGBs), but yes it probably is necessary for converting to VGA as well.
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