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181. Re: [Amps] WARNING! W4RT (score: 1): Author: DAVE WHITE <mausoptik@btinternet.com>; Date: Thu, 14 Apr 2011 17:52:17 +0100 (BST); I think that the warning 'caveat emptor' applies even more to sellers who fail to publish a street address and/or telephone number on their website... Thanks for the warning - though please let us kn; /archives//html/Amps/2011-04/msg00423.html (9,708 bytes)
182. Re: [Amps] WARNING! W4RT (score: 1): Author: DAVE WHITE <mausoptik@btinternet.com>; Date: Thu, 14 Apr 2011 19:12:19 +0100 (BST); Joe, the points you make are valid .... but it's a clear statement of fact that sending money to someone for whom you only have an email address constitutes a greater risk just as use of Western Unio; /archives//html/Amps/2011-04/msg00430.html (12,820 bytes)
183. Re: [Amps] 4CX1000 value? (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Wed, 18 May 2011 16:40:46 +0100; How about using a Russian GU43B? These are pretty much the same as a 4CX1000 though much, much cheaper. I even have a box of tubes and a few sockets if anyone in the UK (or Germany - I work part time; /archives//html/Amps/2011-05/msg00150.html (19,273 bytes)
184. Re: [Amps] GS-35b heat sink (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Fri, 20 May 2011 08:17:42 +0100; I don't think the hole is tapered. I've seen loads of these things around at Eurpoean fleamarkets over the years, but never took that much notice of the tube geometry so I could be wrong. I'm pretty; /archives//html/Amps/2011-05/msg00170.html (10,125 bytes)
185. Re: [Amps] 4-1000A Pi-Output-Load-Control & RTTY (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Thu, 26 May 2011 19:34:44 +0100; I agree entirely. Use it as it was designed. My car is designed to do 250km/h on the autobahn so I feel the need to regularly do that kind of thing when I'm working over in DL. It does the car the wo; /archives//html/Amps/2011-05/msg00231.html (15,029 bytes)
186. Re: [Amps] transformer (score: 1): Author: Dave White <mausoptik@btinternet.com>; Date: Wed, 6 Jul 2011 07:53:16 +0200; Perhaps he wishes to do the world a huge favour and blow IT9RYH off his personal 24/7 ragchew frequency of 14195. If so then we in Europe would be most grateful.... Dave G0OIL 39,000 watts single pha; /archives//html/Amps/2011-07/msg00059.html (8,808 bytes)
187. Re: [Amps] YC or YU179 (score: 1): Author: Dave White <mausoptik@btinternet.com>; Date: Fri, 15 Jul 2011 16:40:27 +0100; Try Reid Brandon W6MTF who's one of the applications engineers at Eimac. I've always found him to be really helpful. Dave G0OIL A phone call to CPI/Eimac will get you some info. Its likely just a pro; /archives//html/Amps/2011-07/msg00177.html (8,490 bytes)
188. Re: [Amps] Value? (PART TWO) (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Fri, 15 Jul 2011 21:41:57 +0100; "But don't try to switch a ringer, my stuff is marked." Most Ham Radio sales and trades are done on a basis of trust and mutual respect. Most of us on this list know each other and - despite the odd; /archives//html/Amps/2011-07/msg00181.html (10,016 bytes)
189. Re: [Amps] Value, part 3 (final) (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Sat, 16 Jul 2011 15:36:14 +0100; "I really got roasted about "marking" my stuff, so a ringer didn't get returned .... I may have been born at night, but it wasn't last night. " You STILL don't get this trust and mutual respect thing; /archives//html/Amps/2011-07/msg00188.html (11,214 bytes)
190. Re: [Amps] 4-1000 (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Sun, 17 Jul 2011 10:50:58 +0100; I think the most I paid for a pair of good 4-1000A pulls was about DM100 (about GBP35 at the time). I did come across a NOS Penta 4-1000A at Weinheim a number of years ago. I didn't know what to expe; /archives//html/Amps/2011-07/msg00196.html (12,513 bytes)
191. Re: [Amps] Anodised aluminum (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Mon, 17 Oct 2011 20:48:41 +0100; Hi Bob - I don't see why not. If you put screws or rivets through the case joints every inch or so, I'd argue that you could probably do without removing the anodising at all. However I know that you; /archives//html/Amps/2011-10/msg00047.html (8,191 bytes)
192. Re: [Amps] Anodised aluminum (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Tue, 18 Oct 2011 17:04:18 +0100; I look forward to seeing some more photos of your magnificent workmanship, Bob. 73 Dave G0OIL _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contes; /archives//html/Amps/2011-10/msg00058.html (9,103 bytes)
193. Re: [Amps] Gettering 3-500 Tubes (score: 1): Author: Dave White <mausoptik@btinternet.com>; Date: Sun, 6 Nov 2011 18:30:12 +0000; Great advice as ever from Carl. Print it out and pin it on the shack door :-) Dave G0OIL Actually we all should be very concerned about keeping the 3-500Z gettered, it is one of the most prone tubes; /archives//html/Amps/2011-11/msg00017.html (14,250 bytes)
194. Re: [Amps] 3-500z amp homebrew question (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Sun, 12 Feb 2012 08:05:48 -0800; Hi Mike - without seeing a circuit diagram I'd guessing a bit .... but if it's where I think it is it's typically it's there to short DC to ground in case the plate blocking capacitor fails .... just; /archives//html/Amps/2012-02/msg00106.html (8,247 bytes)
195. Re: [Amps] Source for plate xfrmer (score: 1): Author: "DAVE WHITE" <mausoptik@btinternet.com>; Date: Tue, 14 Feb 2012 05:55:08 -0800; Yes, that's a bit of a problem for me here. I also remember visiting another amateur (who shall remain nameless) in south Wales and watched as he demonstrated how he could modulate the street light i; /archives//html/Amps/2012-02/msg00148.html (11,053 bytes)
196. 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)
197. 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)
198. 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)
199. 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)
200. Re: [Amps] Who still sells HV Capacitors (score: 1): Author: Dave White <mausoptik@btinternet.com>; Date: Thu, 12 Apr 2012 12:53:29 +0200; I've bought oil filled caps from Henry in the past and found them to be very helpful and their capacitors very good. I see fewer and fewer of this type of thing at hamfests these days and those that; /archives//html/Amps/2012-04/msg00107.html (10,694 bytes)

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