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1. Notion of noise
1.1 Definition
Noise is any signal other than the desired signal in a measurement chain.
It is characterized by two quantities:
its amplitude ;
its noise spectral density dP /df (which, for a continuous spectrum, represents the noise power P per unit frequency f ).
1.2 Signal-to-noise ratio S /B
At the end of the chain, all the parasite...
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Notion of noise
Main types of noise encountered in assemblies
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