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Cable management refers to management of electrical or optical cable in a cabinet or an installation. The term is used for products, workmanship or planning. Cables can easily become tangled, making them difficult to work with, sometimes resulting in devices accidentally becoming unplugged as one attempts to move a cable.
In the electrical wiring of buildings, a cable tray system is used to support insulated electrical cables used for power distribution, control, and communication. Cable trays are used as an alternative to open wiring or electrical conduit systems, and are commonly used for cable management in commercial and industrial construction. They are ...
However, switching equipment that can emulate the capabilities of a given patch bay is much more expensive. For example, an S-Video matrix routing switcher with the same capability (8×8) as a 16-point S-Video patch panel (8 patch cables connects 8 inputs and 8 outputs) may cost ten times more, though it would probably have more capabilities.
Trunk cables may terminate on the same MDF or on a separate trunk main distribution frame (TMDF). Like other distribution frames the MDF provides flexibility in assigning facilities, at lower cost and higher capacity than a patch panel. The most common kind of large MDF is a long steel rack accessible from both sides.
The racks are most commonly made of metal wires, but they can also be found as plastic, polystyrene, foam, fiberglass, and polypropylene. Test tube racks come in the form of a classic rack, an interlocking cube form, a stack-able form, test tube drying rack, slant rack, and 1-well rack. [2] Classic Test Tube Rack
Backbone cabling is the inter-building and intra-building cable connections in structured cabling between entrance facilities, equipment rooms and telecommunications closets. Backbone cabling consists of the transmission media, main and intermediate cross-connects and terminations at these locations.