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<a accesskey="3" href="page.php?w=baseband&amp;p=2">3.Next</a>
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<p>In <a href="page.php?w=telecommunications">telecommunications</a> and <a href="page.php?w=signal_processing">signal processing</a>, <b>baseband</b> is the range of frequencies occupied by a <a href="page.php?w=signal">signal</a> that has not been <a href="page.php?w=modulation">modulated</a> to higher frequencies. Baseband signals typically originate from <a href="page.php?w=transducer">transducer</a>s, converting some other variable into an electrical signal.  For example, the electronic output of a microphone is a baseband signal that is analogous</p><p>
<a accesskey="3" href="page.php?w=baseband&amp;p=2">3.Next</a>
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