X-10 meaning non-standard switching right?

I've used 2 basic varieties..

Hard wired @ one end, peel & stick sister switch

Hard wired at both ends, grounding conductor transmits signal bettween the two

I favor these guys; http://www.leviton.com/dhc/index.htm
because of thier tech support.

[This message has been edited by sparky (edited 12-29-2001).]