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Saturday, 14 March 2020

Shielded twisted pair cable

Shielded twisted pair cable:

Has a shield to protect from EMI
Good for higher data rates.


Type 1: two pair 22-AWG( American wire gauge) = 4.1 mm
Type 2: four pairs of type 1
Type 6: two pairs of 26 AWG STP
Type 7: one pair of 26 AWG STP
Type 9:  one 26 AWG STP.

Advantages of Twisted pair:

Low cost
Easy to install
High speed
Effective to EMI

Disadvantages of Twisted pair:

High attenuation
Short distance less than 100m

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