VGA to VGA cable is kind of commonly device for analog signal transmission, which is most used in connecting the computer to the monitors and projectors. Sometimes for some certain reason, the distance between your computers and monitors require an extra operating length. In this case, a VGA extension cable is the suitable one you need to make it work. In fact, they are the same thing but apply in different occasions.
VGA connector
Actually it is the abbreviation of Video Graphics Array, which was being induced as a new graphics standard in analog age in 1987 by IBM. It is a three-row 15-pin DE-15 connector.
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These kinds of 15 pin cables are frequently found being used on connecting video cards and computer monitors. Although more and more display devices adopt the latest standard like DVI and HDMI, Video Graphics Array is still one of most popular connectors today, especially in those old-styled computers.
What is VGA to VGA cable?
These kinds of cables, just as their name reveal, are with two connectors of Video Graphics Array standard at both ends, which have 15 pins listed in 3 rows. Else, two screws locates both side of the connector in order to fasten the connection. This screws is very helpful when need to conduct connecting and disconnecting. What’s more, it can be handled simply by hand and doesn’t need the screwdriver to secure the connection in place.
Typically these cables are coax, which refers to an electrical cable with an inner conductor, usually made of copper. In order to reduce interference and degradation, it is usually shielded by Copper braiding and aluminized Mylar foil.
In addition, since Video Graphics Array is the kind of display hardware exclusively for the older graphics standard. A lot of times these pure cables are not enough any more to meet the more complicated situation today. It involves conversion between different graphical standards. These cables include DVI to VGA cable, VGA to HDMI cable, VGA S Video cable, and VGA to RGB cable and so on. Choosing the right one would not be so easy sometimes. So you need to know more tips beforehand.
Tips on how to buy VGA cable and VGA extension cable
If you are planning to buy these kinds of cables, there are a few things you need to take into consideration beforehand.
Firstly, the VGA cable length
Actually you have at least three choices, namely short VGA cable, long VGA cable and VGA extension cable. In most home applications, the short one would be the priority. However, in some commercial applications, the longer one, such as 50 ft or 100 ft VGA cable, is the preferable choice. Or, if you already have the short one but need the extra length, the extension cable is something you really need. However, the connection of multiple extension cables is not advisable because it might cause signal degradation and distortion.
Secondly, the quality of VGA to VGA cable
The price varies from model to model. There is expensive and cheap VGA cable available in the market. The high-end one usually comes with gold plated plug and high-performance shielding. However, according to the feedback from most customers, actually there is no obvious difference on image quality between those two versions. Nevertheless, if you are in need of safer cable, Plenum VGA cable would be a better choice. This Plenum rated cable is used in applications that require special flame retardant ability.
Thirdly, other variant forms
These popular items include VGA Y cable and dual VGA cable and so on. These forms allow you connect more than one, typically two, computers and monitors at the same time. If you have application like the mentioned situation, choosing these items would be much more convenient and cheaper on cost.
Fourthly, brands and stores.
There are a lot of brand options available out there. Actually you can find them without striking a blowing. But a quality one would need a little more effort. Here is some useful information. As for the brands, Monster Cable, HP, Cables To Go, and Belkin VGA cable are those trustworthy options. And as for the electronics stores, RadioShack, Best Buy, Amazon, and Walmart are those places you can always find a cost-effective VGA to VGA cable and VGA extension cable.