| Subject | English | Spanish |
| IT | broadband communication channel | canal de comunicación de banda ancha |
| el. | coherent communication channel | canal de comunicación coherente |
| IT | communication channel | canal de transmisión |
| pwr.lines. | communication channel | circuito de telecomunicación |
| commun., IT | communication channel | canal de comunicaciones |
| commun., IT | communication channel | línea de comunicaciones |
| comp., MS | communication channel | canal de comunicación (A medium for transferring information. Depending on its type, a communications channel can carry information (data, sound, and/or video) in either analog or digital form. A communications channel can be a physical link, such as the cable connecting two stations in a network, or it can consist of some electromagnetic transmission on one or more frequencies within a bandwidth in the electromagnetic spectrum, as in radio and television, or in optical, microwave, or voice-grade communication) |
| comp., MS | communications channel | canal de comunicación (A medium for transferring information. Depending on its type, a communications channel can carry information (data, sound, and/or video) in either analog or digital form. A communications channel can be a physical link, such as the cable connecting two stations in a network, or it can consist of some electromagnetic transmission on one or more frequencies within a bandwidth in the electromagnetic spectrum, as in radio and television, or in optical, microwave, or voice-grade communication) |
| nat.sc. | communications channel controller | controlador del canal de comunicaciones |
| law, IT | covert communication channel | canal secreto de comunicación |
| el. | data communication channel | canal de comunicación de datos |
