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1. [Amps] More on the 811H (score: 1): Author: Daniel Hileman <n9wx@hotmail.com>; Date: Thu, 28 Jan 2010 05:21:27 +0000; I looked at it, and the relay does not appear to be stuck, but I noticed one of the tubes was not lit up...so my next question, can a bad tube cause there to be Plate current when not keyed? Could th; /archives//html/Amps/2010-01/msg00393.html (6,914 bytes)
2. Re: [Amps] More on the 811H (score: 1): Author: Alek Petkovic <vk6apk@bigpond.com>; Date: Thu, 28 Jan 2010 15:10:46 +0800; Pull the tube and see if the symptoms disappear. Just as an aside. When the amp is run on 245V AC, here in Australia, the voltage measured on the filament pins, with all 4 tubes lit up, is 7.15V AC.; /archives//html/Amps/2010-01/msg00394.html (8,217 bytes)
3. Re: [Amps] More on the 811H (score: 1): Author: Daniel Hileman <n9wx@hotmail.com>; Date: Thu, 28 Jan 2010 15:14:10 +0000; Thanks for the input! Problem solved....pulled the bad tube, Plate current went to ZERO and amp is nice and cool. New tubes on order! Thanks Everyone...simple fix, I LOVE those kind! 73, Daniel N9WX; /archives//html/Amps/2010-01/msg00395.html (9,557 bytes)

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