diff --git a/School/Analyse/Layers/1. Physical Layer.md b/School/Analyse/Layers/1. Physical Layer.md
index 3677ce8..8c4f376 100644
--- a/School/Analyse/Layers/1. Physical Layer.md	
+++ b/School/Analyse/Layers/1. Physical Layer.md	
@@ -94,7 +94,13 @@ We can solve this issue by dividing the communication line up in smaller segment
 
 ### Distortion
 
-Distortion 
+![[distortion.png]]
+
+Distortion is the change that occurs in a signal that affects how the signal looks.
+
+For example talking to someone while behind a thick glass pane changes how you sound on the other side.
+
+
 
 
 ### Noise
diff --git a/distortion.png b/distortion.png
new file mode 100644
index 0000000..82fc202
Binary files /dev/null and b/distortion.png differ