eli5: How do speakers know which part of the song to play?

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When I listen to a song on my sound system, one speaker will have the guitar whilst the other will have the vocals. How does the sound system distinguish it within the song?

In: Technology

3 Answers

Anonymous 0 Comments

Your speakers have to connect to something, usually an amplifier or receiver – this is usually a box.

This box has a chip inside it. When music goes to this box, this chip will try and figure out how to send different parts of the song to the different speakers.

Sometimes movies or TV shows are made with 6-8 different sound tracks – each is for a different speaker. The box gets all of these, and then sends the sound to each speaker.

Most audio has 2 tracks. Then the box will try and split these two to various speakers.

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