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Total 6 documents matching your query.

1. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: MWapner@Vetronix.com (Mike Wapner); Date: Mon, 1 Oct 2001 14:07:52 -0700; Henry 4K Ultra (3CX1500A7) vs. Henry 3K Classic X MkII (3CX1200A7) -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.; /archives//html/Amps/2001-10/msg00005.html (7,394 bytes)
2. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: 2@vc.net (2); Date: Mon, 1 Oct 2001 20:57:30 -0700; // The 3CX1200A7 has been obsoleted by the 3CX1200Z7. The ...A7 has much feedback C. Thus, it can become a VHF oscillator. The Z7 has about one-tenth as much feedback C, so it tends to be more stabl; /archives//html/Amps/2001-10/msg00011.html (7,794 bytes)
3. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: k1xt@hotmail.com (bill thomas); Date: Tue, 02 Oct 2001 08:55:51 -0500; To: <amps@contesting.com> I have a Henry 3K Classic X with a 3cx1500a7 and it has worked flawlessly for me. Thirty-five to forty watts in gives me 1500 out. It's much easier to find 3cx1500a7 tubes; /archives//html/Amps/2001-10/msg00014.html (8,193 bytes)
4. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Tue, 2 Oct 2001 07:32:00 -0700; Mike, unless Henry has come back out with the 4K Ultra, that's a rather old design that's "continuous tune" from 3.5 through 30 MHz and offers excellent coverage of frequencies between the ham bands,; /archives//html/Amps/2001-10/msg00016.html (10,375 bytes)
5. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: 2@vc.net (2); Date: Tue, 2 Oct 2001 19:46:29 -0700; // Excellent idea. Some Collins amplifiers had this feature. // Amen // What were the C values? tnx // Henry Radio resonant-choke power supplies are formidable. // My guess is that it probably wasn'; /archives//html/Amps/2001-10/msg00024.html (10,730 bytes)
6. [AMPS] Henry 4K Ultra vs. 3K Classic X Mk II (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Wed, 3 Oct 2001 07:22:56 -0700; -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2001-10/msg00035.html (12,216 bytes)

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