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References: [ +from:k5gq@juno.com: 6 ]

Total 6 documents matching your query.

1. Re: [RFI] [TVI-RFI-EMI] Help with Powerline Interference (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Thu, 8 Nov 2007 12:23:00 GMT
Its unlikely the power company will be able to do this efficiently - even when they want to. More info on dealing with power line noise is posted at: http://www.ctdxcc.org/powerlines/ http://www.egpr
/archives//html/RFI/2007-11/msg00020.html (8,467 bytes)

2. Re: [RFI] AC Line filters (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Thu, 3 Apr 2008 16:39:34 GMT
I built my own. It was out of the ARRL handbook. (1960s maybe) I believe # 18 gage wire 20 turns on 1/4 dia. at one end there was two capacitors going to the ground. This will cured conducted RF and
/archives//html/RFI/2008-04/msg00009.html (7,310 bytes)

3. Re: [RFI] DTV and Powerline RFI (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Mon, 6 Oct 2008 13:40:01 GMT
I tried receiving over the air DTV some years ago. System was a backup, would check the secondary channel for weather. Signal strength would vary from acceptable to drop out, just watching it. Not ab
/archives//html/RFI/2008-10/msg00019.html (7,683 bytes)

4. [RFI] 33cm band - Grace accountability (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Wed, 16 Sep 2009 12:45:53 GMT
this device is being used by firefighters. It transmitts a spread sprectrum signal around 909Mhz. It has about 1 mile range. When I go to http://www.graceindustries.com/ T pass multichannel monitorin
/archives//html/RFI/2009-09/msg00049.html (6,650 bytes)

5. Re: [RFI] 33cm band - Grace accountability (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Thu, 17 Sep 2009 02:31:46 GMT
the discussion has answered my questions for this band and application. Here in the Houston area I know of no 33cm amateur activity. No hams appear to be affected. Spread sprecturm is very robust hen
/archives//html/RFI/2009-09/msg00053.html (8,680 bytes)

6. [RFI] Interference from AC units (score: 1)
Author: "Mark Tyler" <k5gq@juno.com>
Date: Fri, 26 Aug 2011 20:39:36 GMT
I believe my AC compressor is about to die. The current is about 20% more than name plate. I am worried the newer units might generate noise that would reduce the ability to hear CW QRP stations. Wha
/archives//html/RFI/2011-08/msg00035.html (6,447 bytes)


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