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Noise power

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

1. The power generated by a random electromagnetic process.

2. Interfering and unwanted power in an electrical device or system.

3. 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.

Source: from Federal Standard 1037C and from MIL-STD-188

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