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	<id>https://boseperformer.com/index.php?action=history&amp;feed=atom&amp;title=L1%C2%AE_Systems_and_Concert_PA_Systems</id>
	<title>L1® Systems and Concert PA Systems - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://boseperformer.com/index.php?action=history&amp;feed=atom&amp;title=L1%C2%AE_Systems_and_Concert_PA_Systems"/>
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	<updated>2026-05-21T20:50:56Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=18551&amp;oldid=prev</id>
		<title>ST: ST moved page L1Â® Systems and Concert PA Systems to L1® Systems and Concert PA Systems</title>
		<link rel="alternate" type="text/html" href="https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=18551&amp;oldid=prev"/>
		<updated>2017-03-26T22:14:00Z</updated>

		<summary type="html">&lt;p&gt;ST moved page &lt;a href=&quot;/L1%C3%82%C2%AE_Systems_and_Concert_PA_Systems&quot; class=&quot;mw-redirect&quot; title=&quot;L1Â® Systems and Concert PA Systems&quot;&gt;L1Â® Systems and Concert PA Systems&lt;/a&gt; to &lt;a href=&quot;/L1%C2%AE_Systems_and_Concert_PA_Systems&quot; title=&quot;L1® Systems and Concert PA Systems&quot;&gt;L1® Systems and Concert PA Systems&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 22:14, 26 March 2017&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>ST</name></author>
	</entry>
	<entry>
		<id>https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12442&amp;oldid=prev</id>
		<title>ST at 15:15, 17 September 2010</title>
		<link rel="alternate" type="text/html" href="https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12442&amp;oldid=prev"/>
		<updated>2010-09-17T15:15:54Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:15, 17 September 2010&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l4&quot;&gt;Line 4:&lt;/td&gt;
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&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;----&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Category:Video]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Category:Artist]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>ST</name></author>
	</entry>
	<entry>
		<id>https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12441&amp;oldid=prev</id>
		<title>ST at 15:14, 17 September 2010</title>
		<link rel="alternate" type="text/html" href="https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12441&amp;oldid=prev"/>
		<updated>2010-09-17T15:14:47Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:14, 17 September 2010&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;== How the L1® works with a big PA ==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
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		<author><name>ST</name></author>
	</entry>
	<entry>
		<id>https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12440&amp;oldid=prev</id>
		<title>ST: New page: &lt;html&gt;   &lt;object style=&quot;height: 344px; width: 425px&quot;&gt;&lt;param name=&quot;movie&quot; value=&quot;http://www.youtube.com/v/P_v5D1XZVuk?version=3&quot;&gt;&lt;param name=&quot;allowFullScreen&quot; value=&quot;true&quot;&gt;&lt;param name=&quot;allo...</title>
		<link rel="alternate" type="text/html" href="https://boseperformer.com/index.php?title=L1%C2%AE_Systems_and_Concert_PA_Systems&amp;diff=12440&amp;oldid=prev"/>
		<updated>2010-09-17T15:13:27Z</updated>

		<summary type="html">&lt;p&gt;New page: &amp;lt;html&amp;gt;   &amp;lt;object style=&amp;quot;height: 344px; width: 425px&amp;quot;&amp;gt;&amp;lt;param name=&amp;quot;movie&amp;quot; value=&amp;quot;http://www.youtube.com/v/P_v5D1XZVuk?version=3&amp;quot;&amp;gt;&amp;lt;param name=&amp;quot;allowFullScreen&amp;quot; value=&amp;quot;true&amp;quot;&amp;gt;&amp;lt;param name=&amp;quot;allo...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;html&amp;gt;  &lt;br /&gt;
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		<author><name>ST</name></author>
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