Now there are more fake twisted pair cables on the market than real ones, and the fake wires also have the same markings as the real ones.

"Category 5e" refers to Category 5e Unshielded Twisted Pair (UTP—Unshielded Twisted Pair) and Category 5e Shielded Twisted Pair.

In order to reduce the manufacturing cost, non-standard twisted pair cables generally use materials that do not meet the requirements to make the sheath of the cable, which is not conducive to communication security.

This article describes the role of RF cables

This article introduces the classification of RF cables

This article describes considerations for using RF cable assemblies (1)