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References: [ +from:tonne@comcast.net: 192 ]

Total 192 documents matching your query.

181. Re: [Amps] copper vs steel /SS /brass conductors in a HF tank circuit (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Tue, 22 Mar 2011 13:54:32 -0400
I just checked with one of the fellows who has designed his share of high-power HF rigs and he says brass is the way to go. It is usually cadmium-plated to "keep it shiny looking." Apparently there a
/archives//html/Amps/2011-03/msg00167.html (8,266 bytes)

182. Re: [Amps] PI Calculation using G3SEK Excel Spreadsheet (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Thu, 31 Mar 2011 20:43:15 -0400
Bill: Give this freebie a try: http://tonnesoftware.com/piel.html I used your values excepting that the above program asks for "peak plate swing" and I entered 2000 volts (plate voltage less screen v
/archives//html/Amps/2011-03/msg00315.html (7,444 bytes)

183. Re: [Amps] FS: Amplifier Parts (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Fri, 1 Apr 2011 11:58:02 -0400
Marv: There is something clearly wrong with the site. The "root" seems to load about as fast as any on the QSL.net server but going to other pages from there locks up my computer. Your site is (or at
/archives//html/Amps/2011-04/msg00003.html (7,332 bytes)

184. Re: [Amps] FS: Amplifier Parts (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Fri, 1 Apr 2011 20:09:51 -0400
Roger has it right. Blaming Micro$oft does not fix the coding errors. It does not validate in a meaningful way. - Jim W4ENE _______________________________________________ Amps mailing list Amps@cont
/archives//html/Amps/2011-04/msg00015.html (7,651 bytes)

185. Re: [Amps] what is a 4 wire 240VAC service? (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Mon, 4 Apr 2011 10:28:51 -0400
In the eastern part of the state of Tennessee in the U.S.A., in the year 1936 (or so), a federally-mandated operation called "Tennessee Valley Authority" did in fact set up a small town (Norris) in
/archives//html/Amps/2011-04/msg00092.html (9,516 bytes)

186. Re: [Amps] what is a 4 wire 240VAC service (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Wed, 6 Apr 2011 16:51:56 -0400
Folks in the colonies always were rebels. - Jim W4ENE _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2011-04/msg00250.html (8,038 bytes)

187. Re: [Amps] Should a blower run after amp shutdown? (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Fri, 3 Jun 2011 09:47:18 -0400
Gents: I asked a former co-worker (WA5LFY) how our "big" rigs were shut down; he was still working on them after I left the company. Here is his reply: I think that response would be of interest to t
/archives//html/Amps/2011-06/msg00023.html (9,795 bytes)

188. Re: [Amps] Should a blower run after amp shutdown? (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Fri, 3 Jun 2011 11:25:41 -0400
The filaments are ramped UP as well as down. The time is a few minutes for tubes of that size. The control ladder is kind of huge; before you can turn on the filaments you have to confirm that airflo
/archives//html/Amps/2011-06/msg00027.html (9,734 bytes)

189. Re: [Amps] Watch out for a scam by... (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Thu, 16 Jun 2011 17:33:44 -0400
I thought this was "Watch out for a scam by ... Does anyone want my great chili recipe ? - Jim W4ENE _______________________________________________ Amps mailing list Amps@contesting.com http://lists
/archives//html/Amps/2011-06/msg00191.html (8,227 bytes)

190. Re: [Amps] You must see this tube on eBay (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Mon, 4 Jul 2011 19:43:00 -0400
If the outside looks as it does, imagine what the inside must look like ! Those are pretty delicate little tubes inside. - Jim W3ENE _______________________________________________ Amps mailing list
/archives//html/Amps/2011-07/msg00041.html (7,572 bytes)

191. Re: [Amps] What's wrong here- dropping resistor for DC meter? (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Sat, 9 Jul 2011 17:36:08 -0400
How about putting the "suspect" meter movement in series with another movement of the same current sensitivity and seeing if they track when the applied voltage (current) is adjusted ? - Jim W4ENE __
/archives//html/Amps/2011-07/msg00085.html (8,557 bytes)

192. Re: [Amps] 4cx5000J for $75 NOS (score: 1)
Author: "Jim Tonne" <Tonne@Comcast.Net>
Date: Sun, 24 Jul 2011 18:37:23 -0400
"No longer available" !!! - Jim W4ENE _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2011-07/msg00297.html (8,404 bytes)


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