answersLogoWhite

0

What is the decibel a unit of?

Updated: 9/17/2023
User Avatar

Wiki User

12y ago

Best Answer

Decibel is no real unit, it is a pseudo unit.

The decibel (dB) is a logarithmic unit that indicates the ratio of a physical quantity.

A change in voltage ratio by a factor of two is approximately a 6 dB change.

A change in power ratio by a factor of two is approximately a 3dB change.

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the decibel a unit of?
Write your answer...
Submit
Still have questions?
magnify glass
imp