Vga how long can it be

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Composite Video. USB 2. Passive USB 3. DVI Extender. A short VGA cable effectively accommodates a resolution of x effortlessly, whereas a long cable could be capped at x Excessively long cables might even struggle with reaching an x screen resolution. Be sure to consider and balance your picture quality and resolution needs with the installation environment afforded to you: a rudimentary VGA cable run over lengths of 5 or 10 metres could pose serious problems for reliable and accurate video reproduction.

Graphical anomalies such as image tearing, screen flickering, or else a total loss of signal can all be encountered at such cable lengths. Register Forgot password? User: Password:. Im moving some new stuff to DVI over cat5 this week. IME, the biggest problem is actually the settings, find something safe like x 75hz that works on everything, and test from there, attempting multiple laptops at multiple resolutions is just going to end in suffering. It sounds like the DDC isn't working reliably.

It's not part of the original VGA spec, so what works for displaying an image many not work for the computer querying the device's capabilities; thus boosters etc.

Since it uses different pins from the image signal it could be a loose connection. What brand projector? Is pin 9 unconnected on the longer cable but connected on the shorter one? It used to be unused, so some cables leave it unwired internally, and others omit it entirely.

This can cause these sorts of issues. This capability is especially important when a PC is initially booting up or when a mobile PC user enables the external video port, so that the PC can properly detect the type of display attached. Thanks again for everyones input. Your Smart View vs does not pass pin 9 information. Some of the laptops we have seen have become very picky about what they like. We have always used the better Extron interfaces to be really sure of the signal path.

This device takes care of the problem for sure.