44 lines
912 B
Markdown
44 lines
912 B
Markdown
---
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id:
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aliases: []
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title: Twisted Pair Cable
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tags:
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- authorship/original
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- destiny/permanent
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- status/incomplete
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- topic/construction/electrical
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- type/encyclopedia-entry
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dg-publish: true
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---
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# Twisted Pair Cable
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## Scope
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This note concerns [twisted pair cabling](https://en.wikipedia.org/wiki/Twisted_pair),
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but only as relevant to electrical estimating.
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Unless noted otherwise,
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_twisted pair cable_ as used in this note refers to
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4-pair Category 5 and Category 6 cable constructions.
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It should be noted for accuracy
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that the standards for Category 5 and Category 6
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do not exclude cables of more than 4 pairs.
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## Construction
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| Name | Bandwidth |
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| ------ | --------- |
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| Cat 5 | 100 MHz |
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| Cat 5e | 100 MHz |
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| Cat 6 | 250 MHz |
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| Cat 6A | 500 MHz |
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## Connectors
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8 position 8 contact (8P8C) modular connectors
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* male --- "plug"
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* female --- "jack" or "socket"
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### "RJ45"
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