2016年4月12日星期二

Single-mode Fiber Patch Cable VS Multimode Fiber Patch Cable

According cable mode, patch cables can be divided into single-mode and multimode fiber patch cables. The word “mode” means the transmitting mode of the fiber optic light in the fiber optic cable core. Of all the differences between Singlemode Fiber Patch Cables and Multimode Fiber Patch Cables are the size of the fiber’s core and the associated attenuation or loss and bandwidth of the fiber. 
Singlemode Fiber Patch Cables are optical fibers with a small core (2-9 microns that supports one mode), which are most commonly used for transmitting data over long distances. They are usually used for connections over large areas, such as college campuses and cable television networks. And they have a higher bandwidth than multimode cables to deliver up to twice the throughput. Most Singlemode Fiber Patch Cables are color-coded yellow. 
Mutimode Fiber Patch Cables are optical fibers with the core (25-200 microns) that supports several modes. Most Mutimode Fiber Patch Cables are orange color. In addition, there is 10G OM3 and OM4 Multimode Patch Cables which cable jacket are usually aqua. Mutimode Fiber Patch Cables are usually used in short distance, generally only a few kilometers, because their dispersion limits the frequency of digital signal transmission.     
 Multimode Fiber Patch Cable
Single-mode Fiber Patch Cable

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