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1. Re: [TenTec] Source or Substitute for Argonaut 509 FinalTransistorsPT3647? (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@embarqmail.com>; Date: Sun, 15 Jul 2007 17:52:11 -0400; Two suspiciously similar devices may appear on this Mouser page: http://tinyurl.com/2fhznf 73, Mike N4NT _______________________________________________ TenTec mailing list TenTec@contesting.com http; /archives//html/TenTec/2007-07/msg00225.html (8,495 bytes)
2. Re: [TenTec] Source or Substitute for Argonaut 509 FinalTransistorsPT3647? (score: 1): Author: "Stuart Rohre" <rohre@arlut.utexas.edu>; Date: Mon, 16 Jul 2007 16:15:42 -0500; There are a number of Transistors suited for finals of the 5xx series of Argonauts. The 2N 1335 is the closest, but anything with its specs or better in breakdown voltage should work The 1335 is gett; /archives//html/TenTec/2007-07/msg00227.html (7,758 bytes)
3. Re: [TenTec] Source or Substitute for Argonaut 509 FinalTransistorsPT3647? (score: 1): Author: "Stuart Rohre" <rohre@arlut.utexas.edu>; Date: Thu, 3 Jan 2008 13:30:28 -0600; There are a number of silicon transistors used to substitute for PT devices. Look up Motorola 5 and 10 watt RF transistors, or some of the Japanese numbers. You want to match the collector voltage ma; /archives//html/TenTec/2008-01/msg00048.html (7,925 bytes)

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