You might care to review this article written by the former McIntosh Laboratories engineer on the topic of speaker wire; quite interesting.
http://www.sundial.net/~rogerr/wire.htm
This compares, with measurements and blind listening tests, various speaker wires from zip cord to high end wire. The results are not good for the high end wire industry.
http://www.sundial.net/~rogerr/wire.htm
This compares, with measurements and blind listening tests, various speaker wires from zip cord to high end wire. The results are not good for the high end wire industry.