Klarinet Archive - Posting 000712.txt from 1997/11

From: Jonathan Cohler <cohler@-----.net>
Subj: Re: Nyquist and analog
Date: Thu, 20 Nov 1997 08:12:53 -0500

Roger Garrett wrote:

>Jerry Korten wrote:
>> >By definition, a sampling process that cannot represent a continous
>> >process. This is a fact.
>
>Jonathan Cohler responded:
>> Not only is this wrong, but the opposite is true. In fact, the Nyquist
>> theorem's importance and central position in information theory and the
>> music business is precisely that one can mathematically PERFECTLY
>> reconstruct a signal with highest frequency component F from a set of
>> samples taken from the original signal periodically at a frequency of 2F.
>>
>> This is all mathematical, incontrovertible fact.
>
>
>I am wondering how we can have two diametrically opposed viewpoints that
>are absolute fact??
>

All it takes is two people to have diametrically opposed viewpoints. But
when one of these viewpoints is a fact, then the other is not.

---------------------
Jonathan Cohler
cohler@-----.net