Sound Level Converter
Convert between decibel scales
dB
dB
Formula
dB_total = 10×log₁₀(10^(dB₁/10) + 10^(dB₂/10))
Decibels add logarithmically, not linearly.
Examples
70 + 73 dB
= 74.8 dB combined.
Frequently Asked Questions
About Sound Level
Combine and compare sound levels in decibels.
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