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1. [Amps] HF Amp Loading Problem (score: 1): Author: w4oae@comcast.net (w4oae@comcast.net); Date: Fri, 07 Jun 2002 08:52:31 -0400; Dentron 10-160L Amp I have replaced the parasitic choke resistors in the amp as the resistors were toasted. Same value no mods to unit. Repaired hv supply again no mods. Unit now works with reasonabl; /archives//html/Amps/2002-06/msg00049.html (6,784 bytes)
2. [Amps] L-4B Info (score: 1): Author: <w4oae@comcast.net>; Date: Sat, 20 Mar 2004 10:35:14 -0500; Tom, Here's a few suggestions and some additional info on the Drake L4-B. The power switch in the L-4B has been a failure item over the long haul. By greatly reducing the turn on load the switch may; /archives//html/Amps/2004-03/msg00222.html (8,004 bytes)
3. Re: [Amps] SELL: Drake L4B Panel Mount Verniers (score: 1): Author: "Sam AKA W4OAE" <w4oae@comcast.net>; Date: Sat, 14 Aug 2004 21:35:14 -0400; Ron, How about a weekend special? How about $38.00 for the pair shipped? Sam W4OAE _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/ma; /archives//html/Amps/2004-08/msg00130.html (6,753 bytes)
4. Re: [Amps] Need Diagnostic help (score: 1): Author: <w4oae@comcast.net>; Date: Tue, 17 Aug 2004 12:47:49 -0400; Here's my take on all this. After reading the various post I am 99.999999% sure it is an ac 240v line problem. Both legs of the ac line and the neutral to both legs should be tested under load. Simpl; /archives//html/Amps/2004-08/msg00181.html (7,914 bytes)
5. Re: [Amps] Collins 30L-1 / 572's B (score: 1): Author: <w4oae@comcast.net>; Date: Sun, 19 Sep 2004 13:29:28 -0400; There is an up side to going to the 572b. It is a common practice in the 30L-1 without any problems that I know of. Seeing how the 572b is a stronger tube it would last a lot longer at higher drive l; /archives//html/Amps/2004-09/msg00334.html (6,923 bytes)
6. Re: [Amps] 5 kw amps -- why? (score: 1): Author: <w4oae@comcast.net>; Date: Tue, 19 Oct 2004 14:36:19 -0400; Why own a 5kw amp. Because you can. It's that simple folks. 73, Sam W4OAE _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/lis; /archives//html/Amps/2004-10/msg00265.html (8,096 bytes)
7. Re: [Amps] What is it called? (score: 1): Author: "W4OAE" <w4oae@comcast.net>; Date: Sat, 22 Jan 2005 13:55:02 -0500; Sounds like "fish paper" It's still available. Can't remember where I saw it off hand. If that's what you are looking for and can't find a source let me know. I'm good at finding hard to get things.; /archives//html/Amps/2005-01/msg00458.html (7,176 bytes)
8. Re: [Amps] Bird 4314B - Overshoot when in peak mode (score: 1): Author: "Sam" <w4oae@comcast.net>; Date: Thu, 10 Feb 2005 09:54:30 -0500; Mark, You need to tailor your rise time and hang time response to the Bird movement. Your current configurations show us you are on the right track as it reads correctly on another movement. May I su; /archives//html/Amps/2005-02/msg00400.html (6,932 bytes)
9. Re: [Amps] Bird 4314B - Overshoot when in peak mode (score: 1): Author: "Sam" <w4oae@comcast.net>; Date: Thu, 10 Feb 2005 10:15:49 -0500; Mark, Another thought. Some rigs will exhibit a higher rf level during the first few ms of key up with carrier inserted. You can use your inline detector as a source to feed to a scope if you have ac; /archives//html/Amps/2005-02/msg00402.html (7,864 bytes)
10. Re: [Amps] Hot Chasis Problem (score: 1): Author: "Sam" <w4oae@comcast.net>; Date: Fri, 29 Apr 2005 09:14:30 -0400; Your hot chassis could just be a phantom voltage reading. IE there isn't any real current potential between the B- and chassis ground. Due to the very high impedance of the probe it shows a voltage p; /archives//html/Amps/2005-04/msg00612.html (6,593 bytes)
11. Re: [Amps] Fw: How about this furnace? (score: 1): Author: "Sam W4OAE" <w4oae@comcast.net>; Date: Sun, 1 Jan 2006 16:21:12 -0500; A closer look yields.................................... The band switch is set to 80 meters. Look for the white mark on the bandswitch knob. It's pointing to 80m. The exciter/driver is clearly shown; /archives//html/Amps/2006-01/msg00016.html (8,391 bytes)

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