milliWatts to dBm dBm = (10Log10(milliWatts))    1mW = 0dBm

Power in milliWatts

dBm

(mW)
Note: 1 watt = 1000 mW
    




dBm to Watts Watts = 10((dBm - 30)/10)
milliWatts = 10(dBm/10)

Power in dBm

Watts

milliWatts

(dBm)

   





 


 

dBuV