In SX Microcontrollers, SX/B Compiler and SX-Key Tool, johncouture wrote: In partial answer to my own questions, here is a good article on "Powerline Carrier" which talks about trying to get a digital signal to ride on top of a AC power line. http://www.epanorama.net/links/tele_access.html#powerline Hmmmm. I wonder if there is an X10 "chip" that will work on 24VAC lines and can produce a reliable digital signal? some info on X10 http://www.zorinco.com/zweb?page=spix10detail Other things I ran into were: Model Railroads use a powerline carrier to control the little trains and accessories. However, those are not designed for hundreds or thousands of feet of wire. Would have been a kool solution though. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=208526#m209355 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2007 (http://www.dotNetBB.com)