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Reply To: W to dB

11th February 2010 at 14:39 #60974
malumeT
Guest

Power in dBm is compared to power of 1mW (1mW = (1/1000)W)
To convert 2W to dBm will be:
P= 10log(2W/1mW)= 10log(2000/1)
= (10*3.3)dBm = 33dBm

NB: log is in base 10