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<a accesskey="3" href="page.php?w=Single-ended_signaling&amp;p=2">3.Next</a>
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<p><b>Single-ended signaling</b> is the simplest and most commonly used method of transmitting <a href="page.php?w=electrical_signal">electrical signal</a>s over <a href="page.php?w=wire">wire</a>s. One wire carries a varying <a href="page.php?w=voltage">voltage</a> that represents the signal, while the other wire is connected to a reference voltage, usually <a href="page.php?w=ground_%28electricity%29">ground</a>. The main alternative to single-ended signaling is called <a href="page.php?w=differential_signaling">differential signaling</a> where</p><p>
<a accesskey="3" href="page.php?w=Single-ended_signaling&amp;p=2">3.Next</a>
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