Gain

Find the gain whenever the output power is 21x the input power.


Result

g =  13.22 dB

Solution:

g=10⋅log⁡P1P2=10⋅log⁡21=13.22 dBg = 10\cdot \log \dfrac{ P_1}{ P_2 } = 10\cdot \log 21 = 13.22 \ \text{dB}

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