Re: [IRCA] Noisy Cable TV

[Rick Kunath <k9ao@xxxxxxxxxxx>]

On Thursday 05 October 2006 05:53 pm, W. Curt Deegan wrote:
> After posting the MP3 audio recording of my cable TV noise problem, I was
> asked about a spectrum scan of the noise.  Below are the links to the audio
> recording and to an image of a Spectran scan of the Cable TV noise.
>
> The scan was made directly from the RX-320D receiver during an especially
> heavy noise period, not from the audio recording.  (Spectran requires a WAV
> file input, converting from MP3 was more of a hassle than just recording
> live.)
>
> http://scooterhound.com/WWWR/radio/CableTVNoise.mp3
> http://scooterhound.com/WWWR/radio/CableTVNoise.jpg

If you look at the frequencies of the noise, it looks like they are all 60 Hz 
harmonics. To my eye, this looks AC power related. 

Don't know if that helps.

Rick Kunath
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