Timeline for What is the reason for using decibels to measure sound?
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
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| Jul 5 at 12:36 | comment | added | user1850479 | @Justme it is not incorrect, you're just being excessively pedantic. The person linked to the equation and asked why it is used. It is not necessary or even helpful to reiterate the equation to explain what it's purpose is. | |
| Jul 5 at 12:21 | comment | added | david | @Justme yes, what you and he said is exactly the same thing: you compute the db from the measured 'actual sound pressure (eg in pascals). That's what you said. That's what he said. That's what you both said. | |
| Jul 5 at 8:17 | comment | added | Justme | But this is incorrect. You don't get SPL that way in decibels. You measure the sound in Pascals, yes, but divide it by reference of 20 micropascals and then take the logarithm and multiply by 20, and only then you have dB SPL. | |
| Jul 4 at 14:25 | history | answered | user1850479 | CC BY-SA 4.0 |