German Bundesliga broadcasts: Where the 'crowd noise' feed comes from and how they made it

One of the jarring experiences of watching the Bundesliga is seeing the action happen in front of empty stands. The referee's decisions escape the fury of a crowd. You can hear the players communicating with each other and make out what they are saying. And when the ball hits a post, there's this eerie, booming noise. The sounds are similar to a training game. You hear every kick, scuffle and the precise moment the ball hits the net. They are noises synonymous with football and ones we hear playing...

from ESPN FC - German Bundesliga News https://ift.tt/2ZMOjDp