dBm to dBW Calculator

Decibel Watt or dBW is a measure of the strength of the signal in dB relative to 1 Watt.

dBm is the signal strength referenced to 1 mW.

Most often in RF products and applications, signal strength is specified in dBm.

This tool can be used to convert from dBm to dBW.

dBW to dBm

Formula

dBW = dBm – 30