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Definition of "Decibels Relative to One Milliwatt" |
The expression dBm is used to define signal strength in wires and cables at RF and AF frequencies. The symbol is an abbreviation for "decibels relative to one milliwatt, where one milliwatt equals 1/1000 of a watt. This unit is commonly used in test laboratories. / A system is a set of interacting or interdependent components forming an integrated whole or a set of elements often called components and relationships which are different from relationships of the set or its elements to other elements or sets. |
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