How loud is loud?

The chart did not state all distances, therefore one have to apply some guess work for relativity.

It also did not state all environments, close or open, again some guess work required.

1. The Human Ears

2. Disclaimer

3. Questions

4. How is sound created?

5. How do sound travel?

6. How loud is loud?

7. How does the ear work?

8. How does the ear work 2?

9. Hairlike Nerve Died

10. How to localize sound?

11. What do we listen for - to?

12. How do we listen?

13. How to differentiate level?

14. What sound can be heard or not?

15. Regular music frequencies area

16. Questions and Answers

17. Example of sound in Frequency Domain

18. Example of sound in Time Domain

19. One prove of human listening in Time Domain

20. Conclusion

21. A New Thought

22. Side notes

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