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Total 834 documents matching your query.

181. [Amps] PDF Files (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Mon, 03 Oct 2005 14:14:25 -0400
I ran across a text editor similar to notepad in Windows that saves directly to PDF without using a print driver. This is freeware and I've been trying it out, it does a good job. This makes it easy
/archives//html/Amps/2005-10/msg00090.html (6,616 bytes)

182. Re: [Amps] zink primer (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Wed, 12 Oct 2005 21:36:00 -0400
Ron, Go to the address below and look for a paint and primer called aluma-hide. It's used to paint aluminum frame guns with. The primer is a drab flat green color made especially for aluminum. This i
/archives//html/Amps/2005-10/msg00305.html (7,779 bytes)

183. Re: [Amps] zink primer (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Wed, 12 Oct 2005 21:40:41 -0400
Ron, Here's the search; http://www.brownells.com/aspx/NS/store/ProductDetail.aspx?p=1119&title=ALUMA-HYDE If the amps black, the paint works well too! ** REPLY SEPARATOR ** On 10/12/05 at 9:36 PM Wil
/archives//html/Amps/2005-10/msg00306.html (8,331 bytes)

184. Re: [Amps] Drake L4 with 3-400Z photos (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Fri, 14 Oct 2005 12:42:25 -0400
Bill, Your correct! Back in the day of tube type and hybrid TV sets, they were shielded really good. The tuner and IF strip all had very good shielding, and used a metal chassis. The cabinets then ha
/archives//html/Amps/2005-10/msg00381.html (12,979 bytes)

185. Re: [Amps] Mobile high power (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 27 Oct 2005 13:08:45 -0400
Dick, Yea, there was some mobile tube manufacturers who used to supply a generator with the amp. It supplied like 115/230 Vac 3 phase to a transformer. There were some that took alternators and remov
/archives//html/Amps/2005-10/msg00627.html (9,223 bytes)

186. [Amps] Racal Dana 9028P (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 27 Oct 2005 13:11:39 -0400
Anyone have any thoughts about how good or bad a Racal Dana 9028P signal generator is? I know it will go from audio to about 520 MHz, AM, FM, CW, etc. Digital freq counter with coarse and fine tuning
/archives//html/Amps/2005-10/msg00628.html (6,676 bytes)

187. Re: [Amps] Mobile high power (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 27 Oct 2005 13:17:16 -0400
Joe, Lets say it takes a big, and good motor to run a big alternator, or several like some does. I've seen some that used turbochargers on them with up to six 200 amp alternators under the hood. Nobo
/archives//html/Amps/2005-10/msg00630.html (11,214 bytes)

188. Re: [Amps] Mobile high power (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 27 Oct 2005 15:19:26 -0400
Francis, and Jason, The ones myself and Hal were hinting at were running as high as 5-10 kW about 3 feet over their heads off of several 102" steel whip antennas, or a beam mounted on top of a van or
/archives//html/Amps/2005-10/msg00638.html (10,487 bytes)

189. Re: [Amps] Mobile high power (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 27 Oct 2005 15:29:37 -0400
Jim I don't know without calculating it, but I sure wouldn't want to be around it when it was powered up. I mean you think how far that three feet is, just about the top of either vehicle is where th
/archives//html/Amps/2005-10/msg00641.html (12,168 bytes)

190. Re: [Amps] [BULK] - Drake L-4B PSU burned resistor (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 01 Nov 2005 11:04:35 -0500
Hal, I fixed the rings arcing on a big open frame, 500 HP synchroness motor in ACF that way once. When you would apply the 4160 Vac on the stator, it acted like a big transformer and caused an arc on
/archives//html/Amps/2005-11/msg00009.html (10,212 bytes)

191. Re: [Amps] schematic software? (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 01 Nov 2005 18:09:06 -0500
George, I use TurboCad for all my drafting. I found it was the easiest to use of any CAD package. They used to have a freeware version which was version 4 and is 2D. You would need to look at Turboca
/archives//html/Amps/2005-11/msg00016.html (8,390 bytes)

192. Re: [Amps] Meaning of "conduction cooled" (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 03 Nov 2005 11:06:15 -0500
The 4CX250 had a version which was conduction cooled. Matter of fact, there was a two tuber in the ARRL handbooks back in the 80's. I don't know if it's still in there or not in the new ones. Best, W
/archives//html/Amps/2005-11/msg00048.html (9,947 bytes)

193. Re: [Amps] Meaning of "conduction cooled" (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Thu, 03 Nov 2005 14:22:00 -0500
Bill, One thing about conduction cooled tubes to me is that there is a hot spot at 180 degrees from where it mounts to the heatsink. A convection cooled tube with heat fins has cool air passing over
/archives//html/Amps/2005-11/msg00056.html (9,898 bytes)

194. Re: [Amps] step-up/down transformers (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Sun, 13 Nov 2005 15:45:40 -0500
Larry, Where do you live? Also, even boxing them up, and shipping through the mail, if they pay for it wouldn't be that bad. They may even throw in some for the trouble : ) Best, Will ** REPLY SEPARA
/archives//html/Amps/2005-11/msg00160.html (7,591 bytes)

195. Re: [Amps] Question about safety ground connection (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 11:08:08 -0500
Bill, What I always did was either use a dedicated 3 wire 240 Vac plug, or used a 4 wire cord for a chassis ground. Welding machines use a 3 wire like the 200 amp buzz boxes, but for amps, if going t
/archives//html/Amps/2005-11/msg00187.html (10,892 bytes)

196. Re: [Amps] Question about safety ground connection (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 13:09:30 -0500
Rich, Same here if I'm only running 240 vac and don't want to pick up 120 vac from it. Three wires is all you need in that case. If you want the availibility to get either voltage (120 or 240), I run
/archives//html/Amps/2005-11/msg00190.html (11,345 bytes)

197. Re: [Amps] Aluminum alloys for panels? (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 18:08:32 -0500
You don't have to use a thick plate either. you can get by with something like 0.06" thick. What you can do is add stiffners made from aluminum angle like L 3/4", etc. Just run them across the full l
/archives//html/Amps/2005-11/msg00196.html (9,669 bytes)

198. Re: [Amps] 220V wiring: Was Question about safety ground connection (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 18:12:55 -0500
Mike, AMEN! You have to use a 4 wire cord if you intend on having access to 120 and 240 vac from the same source. NEC rules does not allow using a neutral for a hot, plus you need a ground. The NEC a
/archives//html/Amps/2005-11/msg00197.html (10,678 bytes)

199. Re: [Amps] Question about safety ground connection (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 20:35:23 -0500
In a switch leg using say 12-2 or 14-2 romex, the white wire is hot at the switch. The white and black tie together in the junction box of the light fixture, and the black off the switch goes to the
/archives//html/Amps/2005-11/msg00206.html (9,855 bytes)

200. Re: [Amps] Question about safety ground connection (score: 1)
Author: "Will Matney" <craxd1@verizon.net>
Date: Tue, 15 Nov 2005 21:12:53 -0500
Mike, Although it's not mandatory, it a real good thing to do. When I worked as an industrial electrician, a lot of times we had to work on live circuits as the main just could not be shut off over s
/archives//html/Amps/2005-11/msg00211.html (10,901 bytes)

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