Decibel ratio
Enter the two power values.
Result
A 10× power ratio is 10 dB.
Example
Convert a power ratio into decibels.
A 10× power ratio is 10 dB.
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Methodology
dB = 10 × log₁₀(power2 / power1).
Related tools
Enter the two power values.
A 10× power ratio is 10 dB.
Convert a power ratio into decibels.
A 10× power ratio is 10 dB.
Processed locally in your browser.
dB = 10 × log₁₀(power2 / power1).