Tom,
I think you have a couple of wire antennas up. Same issues on all
antennas? If you have a dummy load that can handle the power, do you
see same issues if you go into the dummy load?
73, Steve KW3A
On 2/19/2016 11:43 PM, Tom Behler wrote:
> This is a multipart message in MIME format.
>
> ------=_NextPart_000_0010_01D16B6F.5C4D5990
> Content-Type: text/plain;
> charset="us-ascii"
> Content-Transfer-Encoding: 7bit
>
> Hello, everyone.
>
>
>
> I know I'm going to get a lot of different opinions on this question, but
> here goes:
>
>
>
> I have been noticing lately that my RFI problems seem to be getting worse
> here at the home QTH.
>
>
>
> In particular, they seem worse when I'm on CW, and appear on different bands
> to different degrees. The fact that the problems seem worse on CW does not
> surprise me, due to the nature of that mode in comparison to SSB, for
> example.
>
>
>
> What does baffle me is that the problems seem to be getting worse in
> general.
>
>
>
> For example, when I was playing around a bit in the ARRL International DX CW
> contest for an hour or so tonight, I tried going back to a few stations with
> approx. 500 watts, using my MFJ998 and ALS600 with the TS590, and I set off
> the carbon monoxide detector downstairs on the main floor of our house. On
> another occasion earlier in the month, I was running 100 watts on CW on 160
> meters, and I tripped one of the circuit breakers in our house, and caused
> my wife problems when she was using her laptop computer in another room.
>
>
>
> I have checked the common ground point on my MFJ feed-through panel, and the
> ground cables for my TS590, MFJ998, and ALS600. All seem to be solid, at
> least here in the shack. The common ground point on the MFJ feed-through
> panel has a cable outside my second-floor shack window that runs down to a
> copper ground rod that is connected to the ground on the power box to the
> house.
>
>
>
> I have not checked the outside ground connections at the ground rod, and may
> try to do that tomorrow.
>
>
>
> My initial thinking is that RF is either coming through the house electrical
> lines, through our cable modem and router, or both.
>
>
>
> I am planning on investing in some RF chokes as Steve (KW3A) has suggested,
> and possibly one or two Buxcom Line Isolators like Butch uses, but am
> wondering if I'm missing something obvious that I should check into first.
>
>
>
> Any thoughts would be appreciated.
>
>
>
> Tom Behler: KB8TYJ
>
>
>
>
> ------=_NextPart_000_0010_01D16B6F.5C4D5990
> Content-Type: text/html;
> charset="us-ascii"
> Content-Transfer-Encoding: quoted-printable
>
> <html xmlns:v=3D"urn:schemas-microsoft-com:vml" =
> xmlns:o=3D"urn:schemas-microsoft-com:office:office" =
> xmlns:w=3D"urn:schemas-microsoft-com:office:word" =
> xmlns:m=3D"http://schemas.microsoft.com/office/2004/12/omml" =
> xmlns=3D"http://www.w3.org/TR/REC-html40"><head><meta =
> http-equiv=3DContent-Type content=3D"text/html; =
> charset=3Dus-ascii"><meta name=3DGenerator content=3D"Microsoft Word 14 =
> (filtered medium)"><style><!--
> /* Font Definitions */
> @font-face
> {font-family:Calibri;
> panose-1:2 15 5 2 2 2 4 3 2 4;}
> /* Style Definitions */
> p.MsoNormal, li.MsoNormal, div.MsoNormal
> {margin:0in;
> margin-bottom:.0001pt;
> font-size:11.0pt;
> font-family:"Calibri","sans-serif";}
> a:link, span.MsoHyperlink
> {mso-style-priority:99;
> color:blue;
> text-decoration:underline;}
> a:visited, span.MsoHyperlinkFollowed
> {mso-style-priority:99;
> color:purple;
> text-decoration:underline;}
> span.EmailStyle17
> {mso-style-type:personal-compose;
> font-family:"Calibri","sans-serif";
> color:windowtext;}
> .MsoChpDefault
> {mso-style-type:export-only;
> font-family:"Calibri","sans-serif";}
> @page WordSection1
> {size:8.5in 11.0in;
> margin:1.0in 1.0in 1.0in 1.0in;}
> div.WordSection1
> {page:WordSection1;}
> --></style><!--[if gte mso 9]><xml>
> <o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" />
> </xml><![endif]--><!--[if gte mso 9]><xml>
> <o:shapelayout v:ext=3D"edit">
> <o:idmap v:ext=3D"edit" data=3D"1" />
> </o:shapelayout></xml><![endif]--></head><body lang=3DEN-US link=3Dblue =
> vlink=3Dpurple><div class=3DWordSection1><p class=3DMsoNormal>Hello, =
> everyone.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>I know I’m going to get a lot of different =
> opinions on this question, but here goes:<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p><p class=3DMsoNormal>I have been =
> noticing lately that my RFI problems seem to be getting worse here at =
> the home QTH.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>In particular, they seem worse when I’m on CW, =
> and appear on different bands to different degrees. The fact that =
> the problems seem worse on CW does not surprise me, due to the nature of =
> that mode in comparison to SSB, for example.<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p><p class=3DMsoNormal>What does =
> baffle me is that the problems seem to be getting worse in =
> general.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>For example, when I was playing around a bit in the =
> ARRL International DX CW contest for an hour or so tonight, I tried =
> going back to a few stations with approx. 500 watts, using my MFJ998 and =
> ALS600 with the TS590, and I set off the carbon monoxide detector =
> downstairs on the main floor of our house. On another occasion =
> earlier in the month, I was running 100 watts on CW on 160 meters, and I =
> tripped one of the circuit breakers in our house, and caused my wife =
> problems when she was using her laptop computer in another =
> room.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>I have checked the common ground point on my MFJ =
> feed-through panel, and the ground cables for my TS590, MFJ998, and =
> ALS600. All seem to be solid, at least here in the shack. =
> The common ground point on the MFJ feed-through panel has a cable =
> outside my second-floor shack window that runs down to a copper ground =
> rod that is connected to the ground on the power box to the =
> house.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>I have not checked the outside ground connections at =
> the ground rod, and may try to do that tomorrow.<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p><p class=3DMsoNormal>My initial =
> thinking is that RF is either coming through the house electrical lines, =
> through our cable modem and router, or both.<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p><p class=3DMsoNormal>I am =
> planning on investing in some RF chokes as Steve (KW3A) has suggested, =
> and possibly one or two Buxcom Line Isolators like Butch uses, but am =
> wondering if I’m missing something obvious that I should check =
> into first.<o:p></o:p></p><p class=3DMsoNormal><o:p> </o:p></p><p =
> class=3DMsoNormal>Any thoughts would be appreciated.<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p><p class=3DMsoNormal>Tom Behler: =
> KB8TYJ<o:p></o:p></p><p =
> class=3DMsoNormal><o:p> </o:p></p></div></body></html>
> ------=_NextPart_000_0010_01D16B6F.5C4D5990--
>
|
