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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+\[Bulk\]\s+Help\s+identifying\s+tubes\s*$/: 5 ]

Total 5 documents matching your query.

1. Re: [Amps] [Bulk] Help identifying tubes (score: 1): Author: Bill Coleman <aa4lr@arrl.net>; Date: Sun, 28 Nov 2010 23:24:59 -0500; Looks more like a 4-400A. Go to Google and then click on images and search a bit. 3-500Z / 3-400Z don't have the metal base. Bill Coleman, AA4LR, PP-ASEL Mail: aa4lr@mac.com Quote: "We invented perso; /archives//html/Amps/2010-11/msg00530.html (8,375 bytes)
2. Re: [Amps] [Bulk] Help identifying tubes (score: 1): Author: Roger <sub1@rogerhalstead.com>; Date: Sun, 28 Nov 2010 23:38:49 -0500; Nor have I ever seen one with a anode shaped like that. I agree, they sure look like 4-400s. 73 Roger (K8RI) _______________________________________________ Amps mailing list Amps@contesting.com http; /archives//html/Amps/2010-11/msg00531.html (8,679 bytes)
3. Re: [Amps] [Bulk] Help identifying tubes (score: 1): Author: "Jim W7RY" <w7ry@inbox.com>; Date: Sun, 28 Nov 2010 21:08:19 -0800; Probably 5-500s with the plates designed like that. 5-500s are used in AM broadcast transmitters as finals and modulators. 73 Jim W7RY _______________________________________________ Amps mailing lis; /archives//html/Amps/2010-11/msg00532.html (10,355 bytes)
4. Re: [Amps] [Bulk] Help identifying tubes (score: 1): Author: Bill Coleman <aa4lr@mac.com>; Date: Sun, 28 Nov 2010 23:24:35 -0500; Looks more like a 4-400A. Go to Google and then click on images and search a bit. 3-500Z / 3-400Z don't have the metal base. Bill Coleman, AA4LR, PP-ASEL Mail: aa4lr@mac.com Quote: "We invented perso; /archives//html/Amps/2010-11/msg00534.html (8,438 bytes)
5. Re: [Amps] [Bulk] Help identifying tubes (score: 1): Author: "Shane Youhouse" <kd6vxi@gmail.com>; Date: Mon, 29 Nov 2010 08:01:03 -0800; The Westinghouse, as someone else pointed out, is a 5-500. Not the most common tube.... I'd compare bases and what's connected to what, and see if they really are the same, or you have a 5-500 and a; /archives//html/Amps/2010-11/msg00541.html (10,269 bytes)

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