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	<title>TDC - Revision history</title>
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	<updated>2026-04-17T20:24:51Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://hifi-remote.com/wiki/index.php?title=TDC&amp;diff=2257&amp;oldid=prev</id>
		<title>The Robman: 1 revision imported</title>
		<link rel="alternate" type="text/html" href="https://hifi-remote.com/wiki/index.php?title=TDC&amp;diff=2257&amp;oldid=prev"/>
		<updated>2025-11-02T18:52:27Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 18:52, 2 November 2025&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>The Robman</name></author>
	</entry>
	<entry>
		<id>https://hifi-remote.com/wiki/index.php?title=TDC&amp;diff=2256&amp;oldid=prev</id>
		<title>The Robman: Created page with &quot;=TDC= ===TDC-38 and TDC-56===  IRP notation for TDC-38: {38k,315,msb}&lt;-1,1|1,-1&gt;(1:1,D:5,S:5,F:7,-89m)+  IRP notation for TDC-56: {56.3k,213,msb}...&quot;</title>
		<link rel="alternate" type="text/html" href="https://hifi-remote.com/wiki/index.php?title=TDC&amp;diff=2256&amp;oldid=prev"/>
		<updated>2014-09-29T14:26:07Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;=&lt;a href=&quot;/wiki/index.php/TDC&quot; title=&quot;TDC&quot;&gt;TDC&lt;/a&gt;= ===&lt;a href=&quot;/wiki/index.php/TDC#TDC-38_and_TDC-56&quot; title=&quot;TDC&quot;&gt;TDC-38 and TDC-56&lt;/a&gt;===  IRP notation for TDC-38: {38k,315,msb}&amp;lt;-1,1|1,-1&amp;gt;(1:1,D:5,S:5,F:7,-89m)+  IRP notation for TDC-56: {56.3k,213,msb}...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;=[[TDC]]=&lt;br /&gt;
===[[TDC#TDC-38 and TDC-56|TDC-38 and TDC-56]]===&lt;br /&gt;
 IRP notation for TDC-38: {38k,315,msb}&amp;lt;-1,1|1,-1&amp;gt;(1:1,D:5,S:5,F:7,-89m)+&lt;br /&gt;
 IRP notation for TDC-56: {56.3k,213,msb}&amp;lt;-1,1|1,-1&amp;gt;(1:1,D:5,S:5,F:7,-89m)+&lt;br /&gt;
 EFC translation: 7-bit MSB.&lt;br /&gt;
There are two variants of this protocol, with different frequencies but with the same number of carrier cycles in each burst, which makes the duration of a burst also differ. TDC-38 has a 38kHz carrier and is used by Danish TDC IPTV. TDC-56 has a 56.3kHz carrier and is used by Italian ALICE Home TV box. These implementations effectively use a 6-bit OBC as bit 0 of F is always the complement of bit 1, but there are other implementations which do not follow that pattern.&lt;br /&gt;
[[Category:DecodeIR]]&lt;/div&gt;</summary>
		<author><name>The Robman</name></author>
	</entry>
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