I have almost the exact same problem when running either 40M or 80M.
Let me guess...the color blanks and the tv changes to "black-and-white"
during keydown. I suspect that RF is getting into the color sync circuitry.
I was able to reduce it significantly by moving my antennas farther away
from the TV and by adding Mix 77 ferrites to all wires entering the TV.
I could eliminate it totally if I were to move my antennas even farther away,
but at this point it's nearly gone. I recommend that you follow similar
corrective action. Don't tell me you have a Mitsubishi :-)
On Mon, 7 Jun 2004 09:46:07 -0700 (PDT), Sean Fleming wrote:
>
> Hello to all in the group.
> I am Sean K8KHZ. I am using 100W on 3 different antennas that are all out in
> my
> backyard. Though the trouble I am experienceing I have tried to fix myself
> without any luck at all. I have a tv in my living room. It is an old emerson.
> When transmitting especially on 40M and sometimes on other bands the
> brightness
> of the TV will dim to dark and light as if there is a power strain on the the
> AC
> in the home kind of like the lights dimming also in the home. I wonder if this
is
> RFI or maybe an electrical trouble.
> This even happens without the tv being hooked up to any antenna at all.
>
> Sean
>
>
>
> check out my website @ http://www.k8khz.com
>
> Add me to your instant messenger K8KHZ.
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> http://lists.contesting.com/mailman/listinfo/rfi
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