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1. [Amps] Drake L-7 problem (score: 1): Author: Roger D Johnson <n1rj@roadrunner.com>; Date: Tue, 23 Mar 2010 09:23:05 -0400; This AM I was tuning up on 75m and there was a loud bang followed by the odor of burning circuit board. I found that the 47 pf PCB cap across part of the plate RF choke had burned through. This cap a; /archives//html/Amps/2010-03/msg00488.html (6,526 bytes)
2. Re: [Amps] Drake L-7 problem (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Tue, 23 Mar 2010 10:00:01 -0400; It was a half hearted attempt to have a 10-160M chokewithout series ham band resonances. Obviously it has been overheated prior and changed value or was always a bit undersize. Replace and try again; /archives//html/Amps/2010-03/msg00489.html (7,939 bytes)

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