| 单词 | open wire |
| 释义 | open wire Referring to a metallic wire pair circuit comprising uninsulated electrical conductors. The conductors are physically separated, attached to insulators of glass, ceramic, or plastic mounted on crossarms that are attached to poles or towers. Open wire circuits are unusual in contemporary telecommunications, where they historically were used to traverse open country in rural outside plant (OSP) applications. See also circuit, conductor, insulation, and OSP. |
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