[RFI] TV RFI

N6KJ kelly at thejohnsons.ws
Mon Jun 7 13:07:11 EDT 2004


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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