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1. [Amps] odd problem with Henry 5K (score: 1): Author: Louis Parascondola <gudguyham@aol.com>; Date: Wed, 30 Oct 2013 15:36:53 -0400 (EDT); Had a friend ask me about an odd problem with a Henry 5K running a pair of 3CX1200A7 tubes. Since 10 meters has been opened he has been using it. He discovered what he called a "birdie" type signal o; /archives//html/Amps/2013-10/msg00452.html (7,434 bytes)
2. Re: [Amps] odd problem with Henry 5K (score: 1): Author: Gary K9GS <garyk9gs@wi.rr.com>; Date: Thu, 31 Oct 2013 20:28:29 -0500; Hello Louis, I have heard that some tubes, I think tetodes, will radiate broadband noise if not completely cut off. Not sure if this happens with triodes though. I check of the bias voltages would be; /archives//html/Amps/2013-10/msg00483.html (8,928 bytes)
3. Re: [Amps] odd problem with Henry 5K (score: 1): Author: KA4INM <ka4inm@gmail.com>; Date: Thu, 31 Oct 2013 21:46:25 -0400; I have heard that some tubes, I think tetrodes, will radiate broadband noise if not completely cut off. Not sure if this happens with triodes though. I check of the bias voltages would be a starting; /archives//html/Amps/2013-10/msg00484.html (7,938 bytes)

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