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Horizontal cross-connect (hc)
| Fiber Optic Glossary |
A cross-connect of horizontal cabling to other cabling, e.g., horizontal, backbone or equipment. could be a patch panel or lan (small) panel
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Horizontal, английский
- Горизонталь; горизонтальный
- Горизонталь; горизонтальный 287
- At right angles to the direction of gravity; on the level; parallel to the horizon; neither vertical nor inclined.
- A direction parallel to the horizon, or what is commonly termed lying flat. one of the greatest inconveniences navigators have to struggle with is the frequent want of a distinct sight of the horizon. to obviate this a horizontal spinning speculum was adopted by mr. lerson, who was lost in the victory man-of-war, in which ship he was sent out to make trial of his instrument. this was afterwards improved by smeaton, and consists of a well-polished metal speculum about 3-1/2 inches in diameter, inclosed within a circular rim of brass, so fitted that the centre of gravity of the whole shall fall near the point on which it spins. this is the end of a steel axis running through the centre of the speculum, above which it finishes in a square for the convenience of fitting a
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Time division multiple access (tdma), английский
A data transmission method in which a number of individual transmitters in different locations share a transmission channel, each occupying the channel for a portion of the total time
Main cross-connect (mc), английский
A cross-connect for first and second level cabling, e.g., from equipment facility connecting to all other locations (ics and hcs). usually a distribution or patch panel
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