
Common-mode signal is the component of an analog signal which is present with one sign on all considered conductors. In telecommunication, common-mode signal on a transmission line is known as longitudinal voltage. When referenced to the local common or ground, a common-mode signal appears on both lines of a two-wire cable, in-phase and with equal...
Found on
http://en.wikipedia.org/wiki/Common-mode_signal

A signal applied simultaneously to both inputs of a differential amplifier. See also: Differential Amplifier.
Found on
https://www.encyclo.co.uk/local/20687
No exact match found.