dBm to milliwatts calculator
RF power in dBm measures decibels relative to one milliwatt.
Formula
P(mW) = 10^(dBm / 10)
Worked example
At 0 dBm, power is 1 mW. At 30 dBm, power is 1,000 mW (1 W).
A change of 10 dB multiplies power by ten.
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