CHANNEL

1. A connection between initiating and terminating nodes of a circuit . ( 188 ) 2. A single path provided by a transmission medium via either (a) physical separation, such as by multipair cable or (b) electrical separation, such as by frequency - or time-division multiplexing . ( 188 ) 3. A path for conveying electrical or electromagnetic signals, usually distinguished from other parallel paths. ( 188 ) 4. Used in conjunction with a predetermined letter, number, or codeword to reference a specific radio frequency . ( 188 ) 5. The portion of a storage medium, such as a track or a band , that is accessible to a given reading or writing station or head . 6. In a communications system , the part that connects a data source to a data sink .