Decibels are logarithmic units. When combining sound sources, you must convert dB values to their linear equivalents (intensity), add those, then convert back to dB.
Add noise sources using the "+ Add Source" button
Enter dB values for each source
View the combined result and calculation steps
Optionally save or export your results
Add Noise Sources
Combined Noise Level Result
Total Combined Noise Level:
-- dB
Calculation Steps
Noise Level Visualization
Notes
Tip: Use this space for your own notes or reference information.
Remember that dB addition is logarithmic, not arithmetic.
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