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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>power description class </p>
<p>pwr describes the signal power and signal-to-noise ratio. It also has a number of useful power-related methods. Many parameters are specified as strings. None are case-sensitive.</p>
<p>Example </p><div class="fragment"><div class="line">P1 = <a clas