Cell Phone   A handy reference for cellular telephone lingo and technology.

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what is...
SIGNAL TO NOISE RATIO
(Abbr. SNR) The sensitivity of a communications receiver is generally specified in terms of the audio signal-to-noise ratio that results from an input signal of a certain number of microvolts. A high ratio means that you will hear very little noise on your calls.

    Courtesy of the Cell Phone Glossary
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