There are already several threads discussing Mapleshade products. Search for "Mapleshade" you should get two or three that discuss the ICs. Also read the threads about interconnects and you'll find some references to these products.
Mapleshade and Maple Audio Cables
Has anyone heard of these cables? I find their websites full of claims to be giant killers. The Mapleshades are very inexpensive and claim to beat out transparent, monster, etc. http://www.mapleshaderecords.com/tweaks/speakercable.html
and
http://www.mapleaudio.ab.ca/products1.htm
and
http://www.mapleaudio.ab.ca/products1.htm