4 TV Displays from 1 PC

amallon

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Mar 8, 2013
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Hi,

I want to run 4 TV's displaying slides from the one PC. Each display will be showing something different. 2 will be showing a menu. 1 will be a slideshow, the other will be a slideshow or TV.

If I put in a PC with a graphics card with 4 outputs can each screen show something different. I'd like the system to be fairly automated in that when the PC is turned on it loads all the screens up automatically in the correct position?

Also the TV's will be a fair distance from the PC. What are the options for getting the video out to the TV's in terms of cabling?
 

AdioKIP

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It will depend on the video card. A good 7* series card from ATI will be able to easily handle 4 displays. I run 4x 1080p displays from my 7950. I can easily show a seperate hi-def video on each screen (Live tv on two screens, VLC playing a 1080p video on each of the other two). As far as cabling, my 4th screen is a 39inch LED run off of my receiver. When I want to watch a cable show though I also have a 35 foot hdmi cord running to my receiver so I can simply switch the input over. Cabling will depend on your distance but as long as you arent doing anything to extreme (over 50ft) it shouldnt be hard to find the cables you need.
 

amallon

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After a bit of searching I have found this piece of kit from Matrox which comes with its own software for controlling the displays. It outputs DVI but comes with VGA adapters. I was going to use a VGA over Ethernet adapter (£5 on ebay) to run the signal out to the TV's.

What do you guys think?
Matrox M9140
 

c_for

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Your most certainly going to notice screen quality loss if you try to send the signal over vga. You would be much better off with hdmi over ethernet or even a good length of hdmi cable. What kind of distance are we talking about?

Your have two options here:

HDMI over ethernet line: Will get you to a max of 196 feet and will cost you about $55CDN on newegg

HDMI 1.3 cable with a built in active repeater: You can usually find these in lengths of up to 100ft. You should have no signal loss up to 100ft. This will cost you about $1CDN/ft. Do not but it at a bigbox store. The markup will be around 100% over the cost at a real computer store. Also to be absolutely certain of no signal loss try to find one that is rated for at least 24AWG. This is the rating of the wire gauge and will not always be mentioned since it should be assumed at lengths of 50ft or more.