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Total 38 documents matching your query.

21. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Tue, 14 Feb 2012 11:44:11 -0500; What worked and was legal for decades suddenly became dangerous as the pointy heads had to find new reasons for their existence. Even some ham amps were shipped that way, notably Alpha, Johnson and H; /archives//html/Amps/2012-02/msg00157.html (11,365 bytes)
22. [Amps] Source for plate xfrmer (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Wed, 15 Feb 2012 06:15:28 -0800; Hello all, Where do you look for a new HV plate transformer these days? I understand Peter Dahl is no longer around. I'm looking for 3000 VAC secondary @ 1+ amp CCS. TIA 73 de Steve, NR4M A 3 kva CCS; /archives//html/Amps/2012-02/msg00170.html (9,427 bytes)
23. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Wed, 15 Feb 2012 10:16:24 -0500; And so will the 100% kill zone when it lets go (-; Carl KM1H _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2012-02/msg00171.html (10,773 bytes)
24. Re: [Amps] Source for plate xfrmer (score: 1): Author: Patrick Barthelow <apolloeme@live.com>; Date: Wed, 15 Feb 2012 07:50:22 -0800; Hey, I wonder if a friendly visit or call to the Local Chapter of SBE (Society of Broadcast Engineers), could result in a look in their storage sheds, for an old Tube Broadcast TX power supply, that; /archives//html/Amps/2012-02/msg00172.html (12,158 bytes)
25. Re: [Amps] Source for plate xfrmer (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Wed, 15 Feb 2012 10:19:18 -0600; I have a 10 KV 200 uF oil cap weighs 175 lbs and that's why I'm hesitant to use it. Rob K5UJ _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contest; /archives//html/Amps/2012-02/msg00173.html (8,359 bytes)
26. Re: [Amps] Source for plate xfrmer (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Wed, 15 Feb 2012 09:01:34 -0800; I can just picture the crater where St Charles, IL used to be if you discharged that beast! Where on earth did it come from? If you weren't so far away I'd be asking you if it was for sale.... Dave G; /archives//html/Amps/2012-02/msg00175.html (9,418 bytes)
27. Re: [Amps] Source for plate xfrmer (score: 1): Author: Mike Andrews <mikea@mikea.ath.cx>; Date: Wed, 15 Feb 2012 11:21:03 -0600; Hmmmmm ... .5 * C * V * V .5 * .0002 * 10^4 * 10^4 10^-4 * 10^4 * 10^4 10^4 Joules. That's ... hefty. You do keep it shorted when not in circuit, *YES*? -- Mike Andrews, W5EGO mikea@mikea.ath.cx Tire; /archives//html/Amps/2012-02/msg00176.html (8,870 bytes)
28. Re: [Amps] Source for plate xfrmer (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Wed, 15 Feb 2012 15:32:26 -0600; Yes it's shorted. It's one of those Maxwell energy discharge caps which means it has to be derated to 6 KV for WVDC. I bought it on eBay in a Gov't auction. I know from a friend's experience that ins; /archives//html/Amps/2012-02/msg00178.html (9,950 bytes)
29. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Wed, 15 Feb 2012 17:38:08 -0500; Yes it's shorted. It's one of those Maxwell energy discharge caps which means it has to be derated to 6 KV for WVDC. I bought it on eBay in a Gov't auction. I know from a friend's experience that ins; /archives//html/Amps/2012-02/msg00180.html (10,711 bytes)
30. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Vic, K2VCO" <k2vco.vic@gmail.com>; Date: Wed, 15 Feb 2012 15:21:21 -0800; What would be the point of using it in an amplifier power supply? An arc would turn tubes (etc.) into plasma. It's like using a howitzer to go dove hunting. On the other hand, if you are building a D; /archives//html/Amps/2012-02/msg00186.html (11,132 bytes)
31. Re: [Amps] Source for plate xfrmer (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Wed, 15 Feb 2012 18:56:43 -0600; Well, I wanted a single cap and a regulated supply. Too much? I mentioned having it partly for a sanity check. I have a friend who once built a 4x1 amp with a 6 KV supply. When he fired it up he got; /archives//html/Amps/2012-02/msg00188.html (12,189 bytes)
32. Re: [Amps] Source for plate xfrmer (score: 1): Author: Al Kozakiewicz <akozak@hourglass.com>; Date: Tue, 14 Feb 2012 11:08:18 -0500; First off, NEC codes end at the outlet. An amp is an "appliance" and would be covered by UL, which is entirely optional. There is nothing that forbids such a practice - an electric range is a good ex; /archives//html/Amps/2012-02/msg00190.html (13,918 bytes)
33. Re: [Amps] Source for plate xfrmer (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Thu, 16 Feb 2012 00:53:39 -0800; A howitzer to go dove hunting. What a fantastic analogy :-) Dave G0OIL _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listin; /archives//html/Amps/2012-02/msg00193.html (11,909 bytes)
34. Re: [Amps] Source for plate xfrmer (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Thu, 16 Feb 2012 00:57:25 -0800; Oh, I couldn't possibly comment. Here in the UK the thought police monitor our every act for suspicions of political incorrectness.... Dave G0OIL . _______________________________________________ Amp; /archives//html/Amps/2012-02/msg00194.html (9,219 bytes)
35. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Dave" <dave@g8kbv.demon.co.uk>; Date: Thu, 16 Feb 2012 06:51:40 -0800; Well, I wanted a single cap and a regulated supply. Too much? I mentioned having it partly for a sanity check. I have a friend who once built a 4x1 amp with a 6 KV supply. When he fired it up he got; /archives//html/Amps/2012-02/msg00197.html (9,145 bytes)
36. Re: [Amps] Source for plate xfrmer (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Thu, 16 Feb 2012 07:56:29 -0800; So something like the OE5JFL system, Dave? http://www.qsl.net/oe5jfl/flashover.htm cheers Dave G0OIL _______________________________________________ Amps mailing list Amps@contesting.com http://lists; /archives//html/Amps/2012-02/msg00199.html (10,427 bytes)
37. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Thu, 16 Feb 2012 12:49:06 -0500; The NEC does come into play here. They do not allow any ground wire to carry any current other than fault current. The thing with the range and dryer are "grandfathered" for older systems. On those s; /archives//html/Amps/2012-02/msg00204.html (15,726 bytes)
38. Re: [Amps] Source for plate xfrmer (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Fri, 17 Feb 2012 02:37:42 -0500; If you've ever gone dove hunting with a 12 ga the howitzer begins to sound appropriate. Bout 2 25# bags of shot, per shot. Things are darn near as hard to hit as Timber Doodles. 73 Roger (K8RI) _____; /archives//html/Amps/2012-02/msg00211.html (8,600 bytes)

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