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1. [Amps] 572Bs (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Wed, 19 Jan 2011 05:11:43 -0800 (PST); Good morning. I'm a new list member and I've really learned a lot from the archives. The knowledge is much appreciated. Now a couple of questions...where do most of you buy quality 572Bs at a reasona; /archives//html/Amps/2011-01/msg00183.html (7,115 bytes)
2. Re: [Amps] 572Bs (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Wed, 19 Jan 2011 05:26:26 -0800 (PST); Thanks, Randy. That brings up another question, is matching important in grounded grid operation (a Clipperton L?) I read somewhere that it is not. 73, Paul K4PDM ____________________________________; /archives//html/Amps/2011-01/msg00184.html (6,652 bytes)
3. Re: [Amps] 572Bs (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Thu, 20 Jan 2011 07:16:19 -0800 (PST); Thanks for all the responses. Looks like there is no real concensus on current Russian or Chinese tube quality. Lots of different experiences. Maybe some work better in some amplifier designs than ot; /archives//html/Amps/2011-01/msg00200.html (8,145 bytes)
4. [Amps] adding fan to Clipperton L (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Fri, 28 Jan 2011 06:21:28 -0800 (PST); Do you guys think it would be a good idea to add a fan pushing air into a Clipperton L, either above the tubes or on the right side of the cabinet? As it is, the single exhaust fan on the back allows; /archives//html/Amps/2011-01/msg00373.html (8,087 bytes)
5. Re: [Amps] adding fan to Clipperton L (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Fri, 28 Jan 2011 07:04:36 -0800 (PST); Carl, Thanks for the reply. The fan on the back is a replacement a previous owner got from Radio Shack, so it might not move as much air as the original. The top of the amp gets hotter than I would l; /archives//html/Amps/2011-01/msg00376.html (8,461 bytes)
6. Re: [Amps] adding fan to Clipperton L (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Mon, 31 Jan 2011 05:25:22 -0800 (PST); The RS fan someone has installed on my Clipperton L blows out. I thought the original did the same? So far the amp is doing fine with the new Svetlana tubes. One of the Cetrons that were in it was br; /archives//html/Amps/2011-01/msg00450.html (8,799 bytes)
7. Re: [Amps] 2 more questions-- electrical (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Tue, 5 Apr 2011 09:01:49 -0700 (PDT); I run a 400-foot inverted vee, fed with ladderline. The ladderline comes to a balun within four feet of my mic and rig. No RF problems or RF in the audio with a kilowatt output. I also have a Hustler; /archives//html/Amps/2011-04/msg00172.html (7,034 bytes)
8. Re: [Amps] Where is power measured ? (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Thu, 7 Apr 2011 02:41:39 -0700 (PDT); Field strength measurements are normally not required for broadcast stations. The only time we've had it done was when a cell tower was constructed near one of our AMs and we had to determine if it r; /archives//html/Amps/2011-04/msg00275.html (9,084 bytes)
9. Re: [Amps] RF in the Audio (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Mon, 26 Sep 2011 10:05:20 -0700 (PDT); I'm not necessarily advocating this and I'm not saying theory is wrong, but I have several computers in my home and 6 directv satellite receivers. I have no appreciable noise on my balanced line ant; /archives//html/Amps/2011-09/msg00225.html (8,296 bytes)
10. Re: [Amps] GLA-1000B mods (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Mon, 30 Jan 2012 08:21:22 -0800 (PST); The old sweep tube amp I once owned worked the WAR C bands by setting the bandswitch one band higher. For 17 meters, set it to 15 and see how it tunes. 73 Paul K4PDM Sent from Yahoo! Mail on Android; /archives//html/Amps/2012-01/msg00293.html (7,274 bytes)
11. Re: [Amps] MW-1A (score: 1): Author: "Paul Manuel" <k4pdm@yahoo.com>; Date: Tue, 1 May 2012 19:47:10 -0400; So that's where the good ones are. I knew they couldn't all be trash. 73 Paul K4PDM Sent from my Motorola ATRIX 4G on AT&T _______________________________________________ Amps mailing list Amps@conte; /archives//html/Amps/2012-05/msg00040.html (7,053 bytes)
12. [Amps] Al80b (score: 1): Author: "Paul Manuel" <k4pdm@yahoo.com>; Date: Mon, 30 Jul 2012 13:21:25 -0400; A member of another discussion group Is claiming he can use his Ameritron AL80B Into a 12 to 1 swr at 800W output with no problems. I don't believe it. What say you experts? 73 Paul K4PDM Sent from m; /archives//html/Amps/2012-07/msg00419.html (9,542 bytes)
13. Re: [Amps] Beware of seller orzel-enterprises on eBay (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Tue, 11 Sep 2012 08:53:30 -0700 (PDT); I would never buy a heavy object from an Ebay seller who was an ocean away. Seems to me that is asking for trouble. 73, Paul K4PDM _______________________________________________ Amps mailing list Am; /archives//html/Amps/2012-09/msg00218.html (7,965 bytes)
14. [Amps] centralab switch (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Thu, 28 Feb 2013 08:24:54 -0800 (PST); Will a Centralab JV9034 bandswitch, said to fit a Dentron MLA-2500 and Amp Supply LK-500, work in a Clipperton L? 73, Paul K4PDM _______________________________________________ Amps mailing list Amps; /archives//html/Amps/2013-03/msg00001.html (7,197 bytes)
15. [Amps] 5V filament transformer for sale (score: 1): Author: Paul Manuel <k4pdm@yahoo.com>; Date: Wed, 15 Jan 2014 07:32:44 -0800 (PST); I hope a for-sale is allowed...I did not see anything in the forum rules one way or the other. I have a never-installed Peter W. Dahl 5V filament transformer for sale. 240/208V input. Part number 316; /archives//html/Amps/2014-01/msg00064.html (6,771 bytes)
16. [Amps] Clipperton L meter (score: 1): Author: k4pdm <k4pdm@yahoo.com>; Date: Sun, 16 Feb 2014 09:28:18 -0500; I have apparently zapped my clipperton L meter by shorting the high voltage. Is there any option for a replacement? Thanks 73 Paul K4PDM Sent via the Samsung Galaxy Note® II, an AT&T 4G LTE smartph; /archives//html/Amps/2014-02/msg00143.html (6,822 bytes)
17. Re: [Amps] Clipperton L meter (score: 1): Author: k4pdm <k4pdm@yahoo.com>; Date: Sun, 16 Feb 2014 10:07:54 -0500; It is staying pinned to the right with power turned off. Sent via the Samsung Galaxy Note® II, an AT&T 4G LTE smartphone <div>-- Original message --</div><div>From: Louis Parascondola <gudguyham@aol.; /archives//html/Amps/2014-02/msg00146.html (8,298 bytes)
18. Re: [Amps] Clipperton L meter (score: 1): Author: k4pdm <k4pdm@yahoo.com>; Date: Sun, 16 Feb 2014 10:40:24 -0500; It is working now. I took the meter cover off and "unstuck" it. I panicked and assumed it was bad. Thanks for the encouragement to examine it, Louis. 73 Paul K4PDM Sent via the Samsung Galaxy Note®; /archives//html/Amps/2014-02/msg00147.html (9,409 bytes)

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