Summary:A dBm, also referred to as a dBmW, is the notation used for the ratio of power in decibels (dB) to one milliwatt (mW). dBm is commonly used in a variety of ways, but most commonly refers to the power used by radio, fiber optic networks, and microwaves. Keywords:dbm Article Body:A dBm, also referred to as a dBmW, is the notation used for the ratio of power in decibels (dB) to one...