How does an equalizer work?

Related questions

1. Does Spotify have an equalizer?
2. Why is EQ used?
3. What does an EQ pedal do?
4. Does bass travel up or down?
5. How do I change the EQ on Spotify on Android?
6. What is feed forward equalizer?
7. Should Bass be higher than treble?
8. What is sound equalizer?
9. Which equalizer setting is best?
10. What is the best bass and treble settings?

Tags

1. #filters
2. #audio
3. #recording
4. #frequency
5. #adjust
6. #process
7. #equalization
8. #frequencies
9. #alter
10. #volume
11. #response
12. #equalizers
13. #knobs
14. #since
15. #other
16. #system
17. #linear
18. #particular
19. #reproduction
20. #using
21. #signals
22. #words
23. #specific
24. #sound
25. #commonly
26. #amplitude