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	<id>https://w.electrodragon.com/w/index.php?action=history&amp;feed=atom&amp;title=AC_Zero_Crossing_Detect</id>
	<title>AC Zero Crossing Detect - Revision history</title>
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	<updated>2026-07-21T20:06:55Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://w.electrodragon.com/w/index.php?title=AC_Zero_Crossing_Detect&amp;diff=27614&amp;oldid=prev</id>
		<title>Chao at 10:19, 19 July 2020</title>
		<link rel="alternate" type="text/html" href="https://w.electrodragon.com/w/index.php?title=AC_Zero_Crossing_Detect&amp;diff=27614&amp;oldid=prev"/>
		<updated>2020-07-19T10:19:08Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&lt;br /&gt;
== AC Mains Detection + Zero Crossing Detection ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:AC_main_detect_and_zero_acrossing.png | zero crossing&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
* http://bbs.elecfans.com/jishu_1936706_1_1.html&lt;br /&gt;
* https://www.hackster.io/hesam-moshiri/how-to-build-an-isolated-digital-ac-dimmer-using-arduino-b25aa1&lt;br /&gt;
&lt;br /&gt;
== Common Solutions ==&lt;br /&gt;
Bidirectional Detector&lt;br /&gt;
* H11AA1&lt;br /&gt;
* LTV8241 - WV&lt;br /&gt;
Single Direction + Diode Bridge &lt;br /&gt;
* DB107 + EL817&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[category: AC]]&lt;/div&gt;</summary>
		<author><name>Chao</name></author>
	</entry>
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