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	<id>https://collinsmuseum.org/index.php?action=history&amp;feed=atom&amp;title=ART-13</id>
	<title>ART-13 - Revision history</title>
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	<updated>2026-04-06T22:36:02Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://collinsmuseum.org/index.php?title=ART-13&amp;diff=507&amp;oldid=prev</id>
		<title>Larry: Created page with &quot;100 Watt HF (200 kc-18.1 mc) AM-CW-MCW Airborne Transmitter.&lt;br /&gt; Initially, the U.S. Navy’s designation was ATC. Under the Joint Army-Navy contracts it was re-designated T...&quot;</title>
		<link rel="alternate" type="text/html" href="https://collinsmuseum.org/index.php?title=ART-13&amp;diff=507&amp;oldid=prev"/>
		<updated>2020-04-22T23:30:43Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;100 Watt HF (200 kc-18.1 mc) AM-CW-MCW Airborne Transmitter.&amp;lt;br /&amp;gt; Initially, the U.S. Navy’s designation was ATC. Under the Joint Army-Navy contracts it was re-designated T...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;100 Watt HF (200 kc-18.1 mc) AM-CW-MCW Airborne Transmitter.&amp;lt;br /&amp;gt;&lt;br /&gt;
Initially, the U.S. Navy’s designation was ATC. Under the Joint Army-Navy contracts it was re-designated T-47A/ART-13, and when the Low-Frequency (O16) module is installed, T-47/ART-13A.&amp;lt;br /&amp;gt;&lt;br /&gt;
At 90,000 units, the ART-13 was one of the Collins Radio Company’s highest production items during WW II.&amp;lt;br /&amp;gt;&lt;br /&gt;
This product was the world’s first Military Automatically-tuned, 10-channel, HF transmitter available for airborne use. The ART-13 was installed on U.S. Army Air Corps B-24, B-25 and B-29 bombers and, in time, other military aircraft including several U.S. Navy Aircraft.&amp;lt;br /&amp;gt;&lt;br /&gt;
Many of these transmitters were still in use by the military in the early 1970’s and continue to be of interest to Radio Amateurs to operate &amp;lt;i&amp;gt;Antique AM&amp;lt;/i&amp;gt; on 40 meters.&lt;br /&gt;
[[File:ART-13 Front.jpg|center|800px|ART-13A, Front View]]&lt;br /&gt;
&amp;lt;center&amp;gt;ART-13A - Glam photo from when this one was brand-new – complete with an O16 Low Frequency Tuning module.  Note that this is an early example, in that the ‘Channel’ and ‘Remote/Local’ switches are reversed.&amp;lt;/center&amp;gt;&lt;br /&gt;
 [[File:ART-13 Under Test.jpg|center|800px|ART-13, Under Test]]&lt;br /&gt;
&amp;lt;center&amp;gt;Example ART-13 undergoing humidity test under the watchful eye of Chief Engineer, Ted Hunter.&amp;lt;/center&amp;gt;&lt;br /&gt;
== As Advertised ==&lt;br /&gt;
[[File:QST_may1945_large.jpg|center|800px|ART-13 Advertisement]]&lt;br /&gt;
&amp;lt;center&amp;gt;May 1945 issue of &amp;lt;i&amp;gt;QST&amp;lt;/i&amp;gt;&amp;lt;/center&amp;gt;&lt;br /&gt;
The key component that made the ART-13 the &amp;lt;i&amp;gt;Frequency Hopper of 1941&amp;lt;/i&amp;gt; was the patented Autotune® mechanism.  Arthur and his mechanical engineers created this device in 1932 and first applied it to the [[17D]] transmitter sold to &amp;lt;i&amp;gt;Braniff Airways&amp;lt;/i&amp;gt; in 1938.  It was therefore quite mature when it was incorporated into the ART-13’s design.&lt;br /&gt;
[[File:QST_sep1944_large.jpg|center|800px|ART-13 Autotune Advertisement]]&lt;br /&gt;
&amp;lt;center&amp;gt;September 1944 issue of &amp;lt;i&amp;gt;QST&amp;lt;/i&amp;gt;&amp;lt;/center&amp;gt;&lt;br /&gt;
== External Links ==&lt;br /&gt;
General Information and Restoration Suggestions at:&lt;br /&gt;
* [https://www.radioblvd.com/art13.htm Radio Boulevard]&lt;br /&gt;
== Circa ==&lt;br /&gt;
1940&lt;/div&gt;</summary>
		<author><name>Larry</name></author>
		
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