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1. [AMPS] Hypersil transformers? (score: 1): Author: hamradio@oz.net (Randy Stegemeyer); Date: Thu, 11 Nov 1999 08:00:59 -0700; Could someone tell me the advantages of Hypersil HV transformers compared to other types? Is there any way to recognize a Hypersil design by just looking at the transformer (assuming it is not marked; /archives//html/Amps/1999-11/msg00287.html (6,910 bytes)
2. [AMPS] 1100 Volt Transformer wanted (score: 1): Author: hamradio@oz.net (Randy Stegemeyer); Date: Sat, 23 Oct 1999 13:05:40 -0700; Hi: I am looking for a power transformer with a 230-volt 60-Hz primary, approx. 1100VAC secondary at 1 amp or so CCS. If someone has one similar to this they would like to sell please contact me. Tha; /archives//html/Amps/1999-10/msg00599.html (6,692 bytes)
3. [AMPS] AM-6154/AM-6155 Amps available--any good? (score: 1): Author: hamradio@oz.net (Randy Stegemeyer); Date: Fri, 04 Jun 1999 08:00:14 -0700; I see some surplus FAA power amplifiers on eBay (111825356 and 111814746), type AM 6154 and AM 6155. Apparently these can be converted to 144 MHz and 432 MHz (220 MHz too?). I was wondering how diffi; /archives//html/Amps/1999-06/msg00128.html (6,978 bytes)
4. [AMPS] Jones connector needed (score: 1): Author: hamradio@oz.net (Randy Stegemeyer); Date: Fri, 22 Jan 1999 18:32:23 -0700; I am looking for a 27 pin female Jones connector. It is 2-7/8 x 1 inch in size. This connector was used on the Swan power supply cable for the old Mark II and Mark 6B Swan amplifiers (a long time ago; /archives//html/Amps/1999-01/msg00333.html (7,023 bytes)
5. Re: [Amps] Tranformer Suppliers (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Sat, 8 Dec 2007 10:27:10 -0800; We will probably be taking closer looks at the old iron that shows up at the ham flea markets once in a while. That is going to be the replacement source for many of us. Randy, W7HR Port Orchard, WA; /archives//html/Amps/2007-12/msg00077.html (9,107 bytes)
6. [Amps] Does coax loss depend on SWR? (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Fri, 29 Feb 2008 08:04:00 -0800; Does coax loss depend on SWR? Coax operating under high SWR must be able to deal with the extremes of current and voltage along the line, but are any more watts lost along the way than if the line wa; /archives//html/Amps/2008-02/msg00218.html (7,240 bytes)
7. Re: [Amps] Does coax loss depend on SWR? (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Sat, 1 Mar 2008 18:25:20 -0800; Thanks Steve and John for the info and explanation... de Randy, W7HR Port Orchard, WA ** All along the coax (with SWR > 1:1) the forward and reflected voltage and current components add vectorially.; /archives//html/Amps/2008-03/msg00006.html (8,054 bytes)
8. [Amps] Henry 3K Premier manual (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Fri, 19 Feb 2010 16:44:31 -0800; A while back someone was looking for a manual for a Henry 3K Premier. There is now one on mods.dk. Randy, W7HR _______________________________________________ Amps mailing list Amps@contesting.com ht; /archives//html/Amps/2010-02/msg00578.html (9,040 bytes)
9. [Amps] Powering up after several years (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Thu, 1 Apr 2010 07:58:48 -0700; I have a Henry 3K Premier console model (160-10, 3CX1200A, Oil-filled cap, tuned choke) which has not been operated for about 5 years. It was in good working order when it was last shut down. Are the; /archives//html/Amps/2010-04/msg00009.html (7,373 bytes)
10. [Amps] 3CX1200 tubes (score: 1): Author: "Randy" <hamradio@oz.net>; Date: Sat, 21 Mar 2015 07:30:20 -0700; Aside from the physical and filament differences is there much difference in RF performance between the 3CX1200A7, D7, and Z7 tubes? Is one more suited for HF SSB service (lower IMD, etc.)? If you ha; /archives//html/Amps/2015-03/msg00053.html (7,005 bytes)

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