Keywords: TransmissionLineDefinitions.svg en Two-wire transmission line At a distance x into the line there is current I x traveling through each wire in opposite directions and there is voltage V x between the wires If the current and voltage come from a single sinusoidal traveling wave with no reflection then the ratio V x / I x Z0 the characteristic impedance of the line 2012-07-16 own Sbyrnes321 made in inkscape cc-zero Uploaded with UploadWizard Transmission lines Radio waves Impedance Electrical |