alt Hacker NewsThey sound that way to be unique and attention-getting. They have to cut through the background noise of 21st century life.
Here's a (totally unsafe!) demo from the 80's of why sirens sound the way they do. Do not attempt at home.
They sound that way to be unique and attention-getting. They have to cut through the background noise of 21st century life.
Here's a (totally unsafe!) demo from the 80's of why sirens sound the way they do. Do not attempt at home.