frequency of a signal

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m on 19 Aug 2013
hi how can i find frequency of a signal? i have vector of numbers(signal) that was extracted from a signal in 120HZ and 23.6s with wavelet decomposition.
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Walter Roberson
Walter Roberson on 19 Aug 2013
Is the signal a sine wave? If not then it might not have a frequency: it might be composed of a number of frequencies. It just might have a period, though.

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