diff --git a/School/Analyse/Layers/1. Physical Layer.md b/School/Analyse/Layers/1. Physical Layer.md
index 8c4f376..8ab7910 100644
--- a/School/Analyse/Layers/1. Physical Layer.md	
+++ b/School/Analyse/Layers/1. Physical Layer.md	
@@ -100,6 +100,7 @@ Distortion is the change that occurs in a signal that affects how the signal loo
 
 For example talking to someone while behind a thick glass pane changes how you sound on the other side.
 
+We can solve this by using a lower bit rate. Bit rate is kinda like