DVI-D to VGA 12ft

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Cannodan

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Mar 19, 2013
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I currently have a R6770 Core edition with 1Gb of Graphics memory. I have 2 monitors connected to A)HDMI at 1920x1080 and B)DVI at 1920x1080. I have tri monitor support and a 42-inch TV 12 (twelve) ft from the tower. I do not have the cables or money for HDMI/DVI cables that long, but I do have multiple VGA cables that extend 12Ft. I'm am asking if it would be wise to connect all 3 (three) VGA cables with 2 (two) VGA couplers and a DVI-VGA converter, and what resolution would be displayed over such a distance.
 
Solution
2048x1536px @85 Hz (388 MHz) that's your max resolution. There are two factors that greatly affect the image quality. One is the VGA driver - the display card. Many are designed to drive only short distances and do not perform well above 10 to 20 feet. The other is the cable itself. VGA is a high resolution video signal and demands a properly designed cable to carry it over a long distance. Many short VGA cables do not comply with the transmission standards for long distances. They work over a length of 5 feet or so but for long distance transmission, 75 ohm co-ax cable is needed for each of the red, green and blue signals.

Simplest thing is to try if you have equipment.

Feldmarschall

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Mar 9, 2013
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2048x1536px @85 Hz (388 MHz) that's your max resolution. There are two factors that greatly affect the image quality. One is the VGA driver - the display card. Many are designed to drive only short distances and do not perform well above 10 to 20 feet. The other is the cable itself. VGA is a high resolution video signal and demands a properly designed cable to carry it over a long distance. Many short VGA cables do not comply with the transmission standards for long distances. They work over a length of 5 feet or so but for long distance transmission, 75 ohm co-ax cable is needed for each of the red, green and blue signals.

Simplest thing is to try if you have equipment.
 
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