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<channel>
	<title>TubeSound</title>
	<atom:link href="http://tubesound.com/feed/" rel="self" type="application/rss+xml" />
	<link>http://tubesound.com</link>
	<description>Vintage Audio Sales and Service</description>
	<pubDate>Sun, 16 Nov 2008 19:26:46 +0000</pubDate>
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	<language>en</language>
			<item>
		<title>1940 Jackson modernization bulletin</title>
		<link>http://tubesound.com/2008/11/03/1940-jackson-modernization-bulletin/</link>
		<comments>http://tubesound.com/2008/11/03/1940-jackson-modernization-bulletin/#comments</comments>
		<pubDate>Mon, 03 Nov 2008 23:43:19 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[Tube Testers]]></category>

		<category><![CDATA[627]]></category>

		<category><![CDATA[627-C]]></category>

		<category><![CDATA[630]]></category>

		<category><![CDATA[633]]></category>

		<category><![CDATA[634]]></category>

		<category><![CDATA[634-C]]></category>

		<category><![CDATA[634-D]]></category>

		<category><![CDATA[635]]></category>

		<category><![CDATA[637]]></category>

		<category><![CDATA[680]]></category>

		<category><![CDATA[bulletin]]></category>

		<category><![CDATA[Jackson]]></category>

		<category><![CDATA[modernization]]></category>

		<category><![CDATA[tube checker]]></category>

		<category><![CDATA[tube tester]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=358</guid>
		<description><![CDATA[I recently found a February 1940 Jackson tube tester modernization bulletin.  This bulletin explains the modernization options available for Jackson tube tester models 627, 627-C, 630, 633, 634, 634-C, 634-D, 635, 637, 680.  It also includes the wiring diagram to install a Loctal socket into models 627, 630, 633, 635, 680.
Very interesting bulletin [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/11/03/1940-jackson-modernization-bulletin/feed/</wfw:commentRss>
		</item>
		<item>
		<title>W41187 Auto Expressionator tube</title>
		<link>http://tubesound.com/2008/11/03/w41187-auto-expressionator-tube/</link>
		<comments>http://tubesound.com/2008/11/03/w41187-auto-expressionator-tube/#comments</comments>
		<pubDate>Mon, 03 Nov 2008 15:48:23 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Tubes]]></category>

		<category><![CDATA[Auto Expressionator]]></category>

		<category><![CDATA[Crosley]]></category>

		<category><![CDATA[tube]]></category>

		<category><![CDATA[W-41187]]></category>

		<category><![CDATA[W41187]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=352</guid>
		<description><![CDATA[For Sale: very rare W-41187 Auto Expressionator tube. $95 + postage. This is an extremely rare tube that goes into the output stage a few 1930s Crosley round-dial console radios and in theory works as a &#8220;sound expander&#8221; to colorize the sound. Good continuity, tight base, polished pins. Try to find another one! This is [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/11/03/w41187-auto-expressionator-tube/feed/</wfw:commentRss>
		</item>
		<item>
		<title>For Sale - Sencore Mighty Mite meter</title>
		<link>http://tubesound.com/2008/10/27/for-sale-sencore-mighty-mite-meter/</link>
		<comments>http://tubesound.com/2008/10/27/for-sale-sencore-mighty-mite-meter/#comments</comments>
		<pubDate>Mon, 27 Oct 2008 15:38:14 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Tube Testers]]></category>

		<category><![CDATA[meter]]></category>

		<category><![CDATA[Mighty Mite]]></category>

		<category><![CDATA[replacement]]></category>

		<category><![CDATA[Sencore]]></category>

		<category><![CDATA[TC-130]]></category>

		<category><![CDATA[TC-136]]></category>

		<category><![CDATA[TC130]]></category>

		<category><![CDATA[TC136]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=351</guid>
		<description><![CDATA[Going through my parts inventory, I found two nice Sencore Mighty Mite meters.

Meter for TC-130 Mighty Mite III
Meter for TC-136 Mighty Mite IV

Each is good condition, tested in-circuit and known to work good.
Price is $74 each plus Priority Mail (less than $5 to most USA destinations).
Email if interested.  Again, these are meters - not [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/10/27/for-sale-sencore-mighty-mite-meter/feed/</wfw:commentRss>
		</item>
		<item>
		<title>brown-black getter flashing does not mean &#8216;Used&#8217;!</title>
		<link>http://tubesound.com/2008/09/30/brown-or-black-getter-flashing-does-not-mean-used/</link>
		<comments>http://tubesound.com/2008/09/30/brown-or-black-getter-flashing-does-not-mean-used/#comments</comments>
		<pubDate>Tue, 30 Sep 2008 15:15:36 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[Blog]]></category>

		<category><![CDATA[Tubes]]></category>

		<category><![CDATA[discoloration]]></category>

		<category><![CDATA[flashing]]></category>

		<category><![CDATA[getter]]></category>

		<category><![CDATA[NEW]]></category>

		<category><![CDATA[NOS]]></category>

		<category><![CDATA[tube]]></category>

		<category><![CDATA[used]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=333</guid>
		<description><![CDATA[Discolored getter flashing (brown or black marks) does not mean that a tube was used.  This fiction is believed by both uninformed buyers and seasoned tube jockeys.  This myth seems credible because some new tubes have perfect shiny mirror getter flashing; therefore the assumption is that brown or black stains in the getter [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/09/30/brown-or-black-getter-flashing-does-not-mean-used/feed/</wfw:commentRss>
		</item>
		<item>
		<title>6 Telefunken 12AX7 Long Smooth 17mm Plates</title>
		<link>http://tubesound.com/2008/09/29/6-telefunken-12ax7-long-smooth-17mm-plates/</link>
		<comments>http://tubesound.com/2008/09/29/6-telefunken-12ax7-long-smooth-17mm-plates/#comments</comments>
		<pubDate>Mon, 29 Sep 2008 15:01:42 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Tubes]]></category>

		<category><![CDATA[12ax7]]></category>

		<category><![CDATA[12ax7a]]></category>

		<category><![CDATA[17mm]]></category>

		<category><![CDATA[ecc83]]></category>

		<category><![CDATA[long]]></category>

		<category><![CDATA[plates]]></category>

		<category><![CDATA[smooth]]></category>

		<category><![CDATA[Telefunken]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=332</guid>
		<description><![CDATA[For Sale: $600 for this LOT of 6 Telefunken 12AX7 ECC83 17mm Long Smooth Plates Tubes, Made in Germany.  Used, but Top Quality.  All test excellent, very close to new.  Characteristics of all six tubes: Made in Germany, Diamond bases, Long 17mm perfectly smooth plates, Top round getter, the first five tubes [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/09/29/6-telefunken-12ax7-long-smooth-17mm-plates/feed/</wfw:commentRss>
		</item>
		<item>
		<title>SYLVANIA #50 Triode tube TEST-NEW</title>
		<link>http://tubesound.com/2008/09/29/sylvania-50-triode-tube-test-new/</link>
		<comments>http://tubesound.com/2008/09/29/sylvania-50-triode-tube-test-new/#comments</comments>
		<pubDate>Mon, 29 Sep 2008 14:10:53 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Tubes]]></category>

		<category><![CDATA[50]]></category>

		<category><![CDATA[audio]]></category>

		<category><![CDATA[triode]]></category>

		<category><![CDATA[tube]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=324</guid>
		<description><![CDATA[For Sale: Sylvania #50 engraved-base Audio Triode tube, TESTS NEW. Truly a beautiful tube, Made in USA, Sylvania engraved-base, ST-glass, Black Plate, clear-top, large solid square getter. Nice and clean, shiny flashing, shiny pins, no visible plate wear. Awesome.
Tested perfect new test score, scoring 1550 micromhos on the true micromhos scale with calibrated Hickok 6000 [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/09/29/sylvania-50-triode-tube-test-new/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Eico 950A &#038; PACO C-20 Capacitor Tester</title>
		<link>http://tubesound.com/2008/08/23/eico-950a-capacitor-tester/</link>
		<comments>http://tubesound.com/2008/08/23/eico-950a-capacitor-tester/#comments</comments>
		<pubDate>Sat, 23 Aug 2008 16:44:38 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Test Equipment]]></category>

		<category><![CDATA[950]]></category>

		<category><![CDATA[950A]]></category>

		<category><![CDATA[950B]]></category>

		<category><![CDATA[bridge]]></category>

		<category><![CDATA[calibration]]></category>

		<category><![CDATA[capacitance]]></category>

		<category><![CDATA[capacitor checker]]></category>

		<category><![CDATA[capacitor tester]]></category>

		<category><![CDATA[comparator]]></category>

		<category><![CDATA[EICO]]></category>

		<category><![CDATA[rebuilt]]></category>

		<category><![CDATA[repair]]></category>

		<category><![CDATA[resistance]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=303</guid>
		<description><![CDATA[This article discusses repair and calibration of the EICO 950A Resistance-Capacitance-Comparator Bridge, commonly used as a capacitor tester.      Also discussed are the PACO C-20, EICO 950, and EICO 950B tester.  The exact EICO 950A unit pictured in the photos below is for sale at $149 plus shipping, rebuilt and [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/08/23/eico-950a-capacitor-tester/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Repair &#038; calibration Sencore Mighty Mite</title>
		<link>http://tubesound.com/2008/08/12/repair-calibration-sencore-mighty-mite/</link>
		<comments>http://tubesound.com/2008/08/12/repair-calibration-sencore-mighty-mite/#comments</comments>
		<pubDate>Wed, 13 Aug 2008 02:55:19 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[Tube Testers]]></category>

		<category><![CDATA[calibration]]></category>

		<category><![CDATA[checker]]></category>

		<category><![CDATA[Mighty Mite]]></category>

		<category><![CDATA[repair]]></category>

		<category><![CDATA[Sencore]]></category>

		<category><![CDATA[TC-130]]></category>

		<category><![CDATA[TC-136]]></category>

		<category><![CDATA[TC-142]]></category>

		<category><![CDATA[TC130]]></category>

		<category><![CDATA[TC136]]></category>

		<category><![CDATA[TC142]]></category>

		<category><![CDATA[tester]]></category>

		<category><![CDATA[tube]]></category>

		<category><![CDATA[tube checker]]></category>

		<category><![CDATA[tube tester]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=247</guid>
		<description><![CDATA[This article discusses repair and calibration of the older tube-based Sencore Mighty Mite tube testers that use the 12AU7A tube inside, such as model TC130, TC136, and TC142.   I will also discuss the most common problem that causes &#8220;faulty&#8221; Grid Leakage detection. High voltages are present, repairs should only be attempted by a [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/08/12/repair-calibration-sencore-mighty-mite/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Kennedy model 62LS console radio</title>
		<link>http://tubesound.com/2008/07/06/kennedy-model-62ls-console-radio/</link>
		<comments>http://tubesound.com/2008/07/06/kennedy-model-62ls-console-radio/#comments</comments>
		<pubDate>Sun, 06 Jul 2008 22:37:54 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[For Sale]]></category>

		<category><![CDATA[Radios]]></category>

		<category><![CDATA[54A]]></category>

		<category><![CDATA[62LS]]></category>

		<category><![CDATA[Colin B Kennedy]]></category>

		<category><![CDATA[Console]]></category>

		<category><![CDATA[console radio]]></category>

		<category><![CDATA[Kennedy]]></category>

		<category><![CDATA[long wave]]></category>

		<category><![CDATA[Radio]]></category>

		<category><![CDATA[short wave]]></category>

		<category><![CDATA[tube]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=214</guid>
		<description><![CDATA[Early this year I found this vintage Colin B. Kennedy Corp radio.  Model 62LS lowboy console with model 54A shortwave unit.  I recently finished rebuilding this radio.  It is available for purchase (local pickup preferred, but crating and shipping can be arranged but will be quite expensive).  It would make a [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/07/06/kennedy-model-62ls-console-radio/feed/</wfw:commentRss>
		</item>
		<item>
		<title>Heathkit TC-2 Tube Checker</title>
		<link>http://tubesound.com/2008/06/20/heathkit-tc-2-tube-checker/</link>
		<comments>http://tubesound.com/2008/06/20/heathkit-tc-2-tube-checker/#comments</comments>
		<pubDate>Fri, 20 Jun 2008 14:06:37 +0000</pubDate>
		<dc:creator>Bob</dc:creator>
		
		<category><![CDATA[Tube Testers]]></category>

		<category><![CDATA[calibration]]></category>

		<category><![CDATA[Heathkit]]></category>

		<category><![CDATA[repair]]></category>

		<category><![CDATA[TC-2]]></category>

		<category><![CDATA[TC2]]></category>

		<category><![CDATA[tester]]></category>

		<category><![CDATA[tube]]></category>

		<category><![CDATA[tube checker]]></category>

		<category><![CDATA[tube tester]]></category>

		<guid isPermaLink="false">http://tubesound.com/?p=201</guid>
		<description><![CDATA[This article will discuss repair and calibration of the Heathkit TC-2 tube checker. High voltages are present, repairs should only be attempted by a qualified technician. Copyrighted, all rights reserved.
A new SS9 socket saver has also been installed, and new Top Cap assembly has been installed.
(Heathkit TC-2 testing Arcturus Blue #127 detector tube)


Introduction
The Heathkit TC-2 [...]]]></description>
		<wfw:commentRss>http://tubesound.com/2008/06/20/heathkit-tc-2-tube-checker/feed/</wfw:commentRss>
		</item>
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