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While the most common causes of failures in twisted pair cabling include installation errors, defects found in poor-quality components (cables, connectors, patch cords, etc.), damage to the installed cable and incorrect tester set up, sometimes...
If you have recently attended a conference, picked up an industry publication, or participated in a webinar, you’ve probably been exposed to plenty of information on PoE and its effect on cabling plants. By now, you may even be tired of hearing...
Part 1 of a three-part series Even though their work is essential to today’s world, you don’t hear much about the professionals who build and maintain the world’s communications networks. While their exploits may not have the wide interest of...
When it comes to testing a cabling installation, there are essentially three choices--verification, qualification and certification. While some features overlap between test tools as you move up the hierarchical ladder from verification to...
Learn from the Experts at the BICSI Winter Conference! Planning to attend the upcoming BICSI Winter Conference & Exhibition on January 20 - 24 at the Gaylord Palms Resort & Convention Center in Orlando, FL? Fluke Networks’ experts will be offering...
Insertion loss, or the loss of signal that happens along the length of a fiber optic link, is expressed in dBs and should always be a positive number. But it can be a negative number (which isn’t a good thing). Return loss, which measures the amount...
Fiber optic connectors include plugs that feature a protruding ferrule that holds the fiber in place and an associated adapter for aligning and mating fibers to form a connection point. The first ferrules introduced in the 1970s were comprised of...
While neatly combed bundles of cables might look really nice in exposed overhead cable trays and in racks and cabinets, this aesthetically pleasing deployment isn’t always a thing of beauty when it comes to performance. Sometimes this can be hard to...
'Twas the night before Christmas when all through the NOC, Technicians were testing, their eyes on the clock. The connectors terminated with the utmost care In hopes there would be not a single bit err. The Versiv set up, all ready to test And give...
A couple of weeks ago, we published a Cabling Chronicles Blog about exceptions to the 100-meter (m) channel length rule and the fact that you can’t necessarily go the full distance due to temperature rise, gauge size and subsequent insertion loss...
