Decibel (dB) Power Gain Calculator

The gain in decibel is the measure of increase in electric power level from input to output. Calculate the decibel gain using power levels (P1, P2).

Calculating Electric Power Gain in Decibel (dB)

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dB

The gain in decibel is the measure of increase in electric power level from input to output. Calculate the decibel gain using power levels (P1, P2).

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Formula:

G = 10log (P2 / P1) Where, G = Power Gain in dB P1, P2 = Electric Power Levels

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