ELI5: Explain Like I'm 5

Acoustic transmission line

An acoustic transmission line is kind of like a big straw for sound. When you make a noise at one end of the line, the sound travels through the line and comes out the other end. It's kind of like when you blow bubbles into a straw and they come out the other end.

The transmission line is made up of a long tube or pipe with a special design that helps the sound travel through it better. The inside of the transmission line has a lot of twists and turns, like a maze or a rollercoaster. These twists and turns help the sound waves bounce around inside the tube and stay strong as they travel from one end to the other.

Acoustic transmission lines are used in things like musical instruments and speakers to make the sound better. When sound travels through a transmission line, it can come out louder and with more detail than if it just traveled through the air. This is because the transmission line helps the sound waves stay strong and consistent as they travel.

So, in short, an acoustic transmission line is like a special straw for sound that helps it travel better and come out stronger on the other end.