Room Noise Reduction (Absorption Treatment)

Room Noise Reduction (Absorption Treatment)

NO-09
ASPCSPAdvanced

Formula
dB = 10 × log₁₀(A2/A1)
When to Use

Predict the noise reduction achieved by adding sound-absorbing material to a room.

Symbol Legend
SymbolMeaningUnitNote
dBNoise reduction achieveddB
A1Absorption units in room before treatmentsabins
A2Absorption units in room after treatmentsabins

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