Talk:Four-wire circuit

Latest comment: 15 years ago by Wilsonsamm in topic how it works

grammar edit

I'm going to edit some tense mistake in the first paragraph. feel free to revert if it's not appropriate. Wilsonsamm (talk) 17:27, 6 September 2008 (UTC)Reply

how it works edit

why have four wires between two points for full-duplex communication? Surely it is sufficient to have [signal from A to B], [signal from B to A], and [a common ground lead shared by both other wires]. Wilsonsamm (talk) 17:27, 6 September 2008 (UTC)Reply