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241. Re: [Amps] chimney material suggestion GI35b (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Fri, 22 Oct 2004 20:12:12 -0400; Manuel, It would work if it doesn't touch the heat fin ring itself. It needs to be about 1/4" larger I.D. than the O.D. of the tube. The air temp is not that hot, but the max temp of the fins is hot; /archives//html/Amps/2004-10/msg00373.html (8,386 bytes)
242. [Amps] Peak power meter (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Sat, 23 Oct 2004 11:31:55 -0400; Hello folks, I seen this and was going to bid on it but over-spent this month on other (needed) things. Anyhow, it's a peak power meter (10 Kw) with probe. Has built in attenuation, etc.. Only has 18; /archives//html/Amps/2004-10/msg00377.html (6,672 bytes)
243. [Amps] Transformer shop (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Sat, 23 Oct 2004 11:48:01 -0400; I figured I'd better give this update about the transformer shop starting. I was shooting at December to start back working and doing the transformers but something has came up again. Most know, I've; /archives//html/Amps/2004-10/msg00378.html (7,681 bytes)
244. Re: [Amps] High Temp silcone rubber sheet,was chimney material suggestion GI35b (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Sat, 23 Oct 2004 15:13:31 -0400; In this instance, bringing the pipe up to the fins at the bottom should work. The pipe ID is 3.998" and the tube's OD is 3.945". If you wanted to bring the pipe up over the fin body, you should use p; /archives//html/Amps/2004-10/msg00384.html (14,468 bytes)
245. Re: [Amps] Peak power meter (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Sat, 23 Oct 2004 18:25:48 -0400; It said they has one, but which one it didn't say. The price is or was so low, it's about hard to resist. Will Matney RICHARD GEORGE wrote: It would be real nice if you had all the high power directi; /archives//html/Amps/2004-10/msg00386.html (9,569 bytes)
246. Re: [Amps] Peak power meter (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Sat, 23 Oct 2004 22:14:55 -0400; I was thinking one could probably home brew the coupler(s) to match the probe that is attenuated for the max output of the 50 mW. I don't think that would really be too hard to do, especially if one; /archives//html/Amps/2004-10/msg00388.html (13,133 bytes)
247. Fw: [Amps] AIR-DUX coil info wanted (score: 1): Author: "Will Matney" <craxd1@ezwv.com>; Date: Sun, 24 Oct 2004 23:19:10 -0400; and _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2004-10/msg00395.html (8,623 bytes)
248. Re: [Amps] Tentec TITAN III vs ALPHA99 (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Mon, 25 Oct 2004 16:33:51 -0400; Carlos, Have you taken a look at the new QRO amplifiers? Internally, I actually like them better than either the Ten-Tec or the Alpha. No matter what, all amps fail after a while, and to me the QRO i; /archives//html/Amps/2004-10/msg00411.html (9,094 bytes)
249. Re: [Amps] GU84-B ratings (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Mon, 25 Oct 2004 16:44:06 -0400; Barry, That Dutch website I listed a few days back had one of the better designs using the GU-84B tube I've seen. The only weak part I thought was him using a light bulb as a dropping resistor for th; /archives//html/Amps/2004-10/msg00413.html (8,365 bytes)
250. Re: [Amps] GU43B amp for 2m ? (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Tue, 26 Oct 2004 11:51:25 -0400; Trian, Yea, it's a 2 meter amp. I don't like what he done on the tune and load capacitors. I think that amp will have problems arcing. There should have been a full sheet of Teflon plastic across eac; /archives//html/Amps/2004-10/msg00426.html (8,153 bytes)
251. Re: [Amps] toroid filament choke? (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 01:41:14 -0400; Tony, You have to keep in mind the current surge there until the heater warms up. The colder the heater is, the more current it draws. I would use a conductor with at least 750 cir mils per ampere. F; /archives//html/Amps/2004-10/msg00434.html (10,633 bytes)
252. Re: [Amps] toroid filament choke? (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 12:36:09 -0400; k7fm wrote: Will said: "You have to keep in mind the current surge there until the heater warms up. The colder the heater is, the more current it draws. I would use a conductor with at least 750 cir; /archives//html/Amps/2004-10/msg00449.html (10,409 bytes)
253. Re: [Amps] toroid filament choke? (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 13:16:14 -0400; Gerald, Some heaters are quicker than the others that I've seen. One must remember in indirectly heated cathodes, the heater acts more like a resistance wire space heater used in ones home than a fil; /archives//html/Amps/2004-10/msg00451.html (9,465 bytes)
254. [Amps] E-mails (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 18:07:22 -0400; Hello, I tried to recoup the e-mails from those several days but they are corrupted back until the 12th. These include the ones sent about the dip meter. If any would, please re-send these if needed.; /archives//html/Amps/2004-10/msg00459.html (7,388 bytes)
255. [Amps] Heathkit HD-1250 dip meter (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 18:24:05 -0400; I just got in a Heathkit HD-1250 dip meter where the foam inside the cases lid had started to dissolve and become sticky, similar to tar. This was a bad problem with these after storage for a while.; /archives//html/Amps/2004-10/msg00460.html (7,849 bytes)
256. Re: [Amps] toroid filament choke? (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Wed, 27 Oct 2004 21:34:11 -0400; There's one way to tell how hot it will get. Use any six volt or other voltage source which is the same as the heater voltage, apply a resistor, the same as the heater, in series with a coil of wire; /archives//html/Amps/2004-10/msg00464.html (10,203 bytes)
257. [Amps] Amazing ebay auction. (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Thu, 28 Oct 2004 01:19:19 -0400; I thought I'd seen it all until this auction. There was a transformer and coil book that auctioned for $52.00, link below. This book is still in print, and sells for about $7.50 new several places =); /archives//html/Amps/2004-10/msg00470.html (7,361 bytes)
258. Re: [Amps] Amazing ebay auction. (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Thu, 28 Oct 2004 01:46:50 -0400; Sure does pay to shop wisely! Actually some good deals can be got from eBay, but research is needed in order to obtain the right pricing. I always start looking from 2 weeks to 1 month ahead of time.; /archives//html/Amps/2004-10/msg00472.html (9,780 bytes)
259. Re: [Amps] ebay selling (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Thu, 28 Oct 2004 10:50:05 -0400; Rob, Luckily there's no bids on it yet. Maybe folks are going to be wise enough on this. I bookmarked it because I want to see if it will actually sell =) I seen a piece of chewed chewing gum the oth; /archives//html/Amps/2004-10/msg00484.html (9,160 bytes)
260. Re: [Amps] A thought about regulating fil voltage... (score: 1): Author: Will Matney <craxd1@ezwv.com>; Date: Fri, 29 Oct 2004 17:31:04 -0400; Roy, I take it your talking about an AC shunt regulator using two zener diodes back to back? If so, it would work providing the zeners watt rating was large enough. Will Matney Roy Koeppe wrote: the; /archives//html/Amps/2004-10/msg00513.html (8,280 bytes)

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