This calculator converts from dBuV (dB microvolt) to dBm (dB milliwatt). The default impedance is 50 ohm although you can change it to any value.
dBm to dBuVFormula
dBm = dBμV − 10*Log10(Z) − 90
Example Calculation
A value of 1 dBuV into 50 ohm gives -106 dBm.
This calculator converts from dBuV (dB microvolt) to dBm (dB milliwatt). The default impedance is 50 ohm although you can change it to any value.
dBm = dBμV − 10*Log10(Z) − 90
A value of 1 dBuV into 50 ohm gives -106 dBm.