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From: Chuck <chuck23@dejanews.net>
Newsgroups: rec.audio.opinion
Subject: Re: Internet router/TV is interfering with FM reception
Date: Wed, 10 Jul 2024 12:29:33 -0500
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On Tue, 9 Jul 2024 12:41:25 -0500, super70s
<super70s@super70s.invalid> wrote:

>I have my stereo receiver (and several other components) in the same 
>entertainment center as my TV. The internet router is placed behind the 
>TV. The stereo receiver has a regular FM dipole antenna (300 ohm) 
>hooked up to it, actually I have it tacked to the back of the 
>entertainment center in its normal "T" shape.
>
>When I have my TV on, the FM reception is really lousy -- I can only 
>get one FM station which probably only a few miles away. When I turn 
>the TV off, I can get many FM stations from as far as 70 miles away.
>
>Is there anything I could do to get good FM reception with the TV on, 
>maybe hook some kind of filter between the antenna and the receiver? I 
>thought about a cheap FM signal booster but from what I've read I'd 
>probably just be boosting the noise along with the FM signal.
>
>Maybe some kind of outside antenna would solve the problem but that 
>isn't really practical for me. Also the router still might interfere 
>with its wiring when it comes near it.
The TV is causing the interference. I'd run 75 ohm coax away from the
TV and then hook up your antenna using a 300 ohm to 75 ohm
transformer.