A return path filter on the cable you are illegally splitting would be nice by the way to stop your TVs chucking garbage back onto the cable network.
Also don't hold ya breath enjoying this stuff too much, analogue's days are numbered bwahaha.
*Hates analogue it plays havoc with the digital signals:
http://www.scte.org/chapters/newengl...e/CPD/cpd2.htm