[amsat-bb] Re: 2 Meter TV Interference

i8cvs domenico.i8cvs at tin.it
Wed Dec 7 04:45:52 PST 2011

----- Original Message -----
From: "Wyatt Dirks" <wyattdirks at msn.com>
To: <amsat-bb at amsat.org>
Sent: Wednesday, December 07, 2011 4:17 AM
Subject: [amsat-bb] 2 Meter TV Interference

> Just recently I have been having troubles with a neighbor while I am
> working the FM satellites(SO-50 and AO-27). The setup I am currently using
> is my mobile setup because I am unable to put a base station up for many
> reasons. I am using a FT8900 with 50 watts out into a 1/4 wave or 1/2
> Larson mobile antenna.

> Today I had another local ham over at the request of the neighbor and his
> mobile Kenwood radio did the same thing to the neighbors tv when he
> transmitted on 2 meter with 50 watts out. He also recommended that they
> get a filter. I did not see the specs on the filter nor do I know what
> bandwidth it was for.
> If anyone has any ideas on what would solve this problem and could share
> that would be great.
> Catch you on the birds
> Wyatt AC0RA

Hi Wyatt, WC0RA

WOW.....50 watt out working the FM satellites SO-50 and AO-27 ? ?

Reduce your power to maximum 5 watt ( 10 dB less than 50)
and see if you can solve the TVI problem using a decent directional
antenna enstead of a 1/4 wave or 1/2 Larson mobile antenna.

73" de

i8CVS Domenico

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