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Nyquist frequency

The highest frequency that can be represented in a digital signal of a specified sampling frequency. It is equal to one-half of the sampling rate.
See Nyquist Theorem.


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  • Nyquist theorem

    communications A theorem stating that when an analogue waveform is digitised, only the frequencies in the waveform below half the sampling frequency will be recorded. In order to reconstruct (interpolate) a signal from a sequence of samples, sufficient samples must be recorded to capture the peaks and troughs of the original waveform. If a waveform […]

  • Nys

    New York State

  • Nysa

    [nahy-suh] /ˈnaɪ sə/ noun, Classical Mythology. 1. the mountain where Zeus sent the infant Dionysus to protect him from the vindictive wrath of Hera. 2. one of the Nysaean Nymphs. /ˈnɪsə/ noun 1. the Polish name for the Neisse (sense 1)

  • Nysaean-nymphs

    [nahy-see-uh n] /naɪˈsi ən/ plural noun, Classical Mythology. 1. the nymphs who cared for the infant Dionysus on Nysa.

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