Marcel, It is done all the time by remote reading electrical energy consumption meters and 4-20 ma current loop instrumentation. Modulate the current with data by switching load resistors in and out.. Good luck Edward Gisske, P.E. Gisske Engineering 608-523-1900 gisske@offex.com ----- Original Message ----- From: "Marcel van Lieshout" To: Sent: Monday, December 29, 2003 9:39 AM Subject: [EE]: Power and Data with just two wires? > Hello, > > Does anyone know (if at all possible) how I can transport data and power over just two wires? > > Thanks! > > Marcel > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics