JL> television.  I would like
 JL> to have the option of getting video sound through my audio system.
 JL> I ran a set of interconnects from the line output jacks on the TV to the
 JL> line inputs of my preamp.  No matter which input on 
 JL> CD, etc.) I tried, a high level hum came from the 
Try adding a set of transformers in between.  You can buy a can with two 
udio
transformers and RCA connectors at Radio Shack or many electronics 
distributors.
 That's cheap and convenient, and may be acceptable quality to you, though 
ou
can buy really good Jensen transformers and build them into something for a
couple hundred dollars more.  
There is likely a bit of ground current between the TV RV input and power 
ine
link from chassis to neutral, to which the added equipment provides another
path, even if only capacitive.  
Terry
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