On 27/03/2014, Doug Houghton <doug_hough...@sympatico.ca> wrote:
> consider this from a wiki page
>
> "A bandlimited signal can be fully reconstructed from its samples, provided
>
> that the sampling rate exceeds twice the maximum frequency in the
> bandlimited signal.

Actually twice the *bandwidth*. In music the distinction isn't
terribly important, because the lower limit of the bandwidth is about
20Hz; other applications may find it more useful.
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