Channel noise level

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In telecommunications, the term channel noise level has the following meanings:

1. The ratio of the noise in the communication channel at any point in a transmission system to an arbitrary level chosen as a reference.^[a][b]
2. The noise power spectral density in the frequency range of interest.
3. The average noise power in the frequency range of interest.

See also[]

• Ambient noise level

Notes[]

References[]

•  This article incorporates public domain material from the General Services Administration document: "Federal Standard 1037C". (in support of MIL-STD-188)