Signal Strength

What Does Signal Strength Mean?

Signal strength, in telecommunications, is the magnitude of an electric field at a reference point, which is located at a significant distance from the transmitting antenna. This is expressed in terms of the signal power of the receiver or the voltage per length recieved by the reference antenna.

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Techopedia Explains Signal Strength

High-power transmissions used in broadcasting are expressed in dB-millivolts per meter (dBmV/m). In low-power systems, including mobile phones, the signal strength is expressed in dB-microvolts per meter (dBµV/m).

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Margaret Rouse

Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…