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Subject: Re: Frequency Detector
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Date: 11/27/01 at 7:57 PM
Posted by: Russ Kincaid
In Reply to: Frequency Detector posted by Arun Sharma on 11/25/01 at 10:55 PM:
How accurate does it have to be? A low pass filter will tell if the signal is 48kHz or less and a high pass filter will tell if it is 90 kHz or more. The filter can be an active RC type at these frequencies. A digital filter would require a clock of some kind.
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