- What are you doing?
SHELDON: It's Morse code.
The Big Bang Theory Season 2, Episode 6
Samuel Morse. You kill me.
The Big Bang Theory Season 11, Episode 8
- This is C.
- I'm not going to learn Morse code...
The Big Bang Theory Season 2, Episode 6
using Morse code?
The Big Bang Theory Season 7, Episode 1
If that's Morse code, that's terrible.
The Big Bang Theory Season 3, Episode 2