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Nick Leeman
2021-11-03 23:01:46 +01:00
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School/Analyse/Layers/1. Physical Layer.md
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@@ -125,10 +125,15 @@ Transmission media are divided in 2 groups.
### Guided media
Guided media like cables provide a conduit from one device to another.
I like to think of it as you can steer the signal by moving the
Coaxial cable, twisted pair cable and fiber optic cables.
I like to think of it as you can steer the signal by moving the cable for example.
Coaxial cable, twisted pair cable and fiber optic cables.
![[type-cables.png]]
### Unguided media
Unguided media transport electromagnetic waves without using a physical conductor.
This is called wireless transmission. (Technically using the air around you as a conductor)
Signals are broadcast tough space and thus available for everyone to pick up.