Noise Power

In telecommunication, the term noise power has the following meanings:

  1. The measured total noise per bandwidth unit at the input or output of a device when the signal is not present.
  2. The power generated by a random electromagnetic process.
  3. Interfering and unwanted power in an electrical device or system.
  4. In the acceptance testing of radio transmitters, the mean power supplied to the antenna transmission line by a radio transmitter when loaded with noise having a Gaussian amplitude-vs.-frequency distribution.

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

Famous quotes containing the words noise and/or power:

    “I wonder about the trees.
    Why do we wish to bear
    Forever the noise of these
    More than another noise
    So close to our dwelling place?”
    —Robert Frost (1874–1963)

    “Until a friend or relative has applied a particular proverb to your own life, or until you’ve watched him apply the proverb to his own life, it has no power to sway you.”
    —Nicholson Baker (b. 1957)