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???
03/22/07 21:55
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#135604 - Watch for noise
Responding to: ???'s previous message
How are you determining the peaks? Just looking for largest and smallest value? If so, watch out for noise. A little noise near the peaks can make your "peak" value larger (or smaller) than it should be.

You might consider doing a rolling average of the peaks--or a rolling average of the RMS--as an easy solution to try to get some of the noise out of the system.

Regards,
Craig Steiner


List of 11 messages in thread
TopicAuthorDate
Calculate Rms voltage            01/01/70 00:00      
   Eh???            01/01/70 00:00      
      Calculate Rms voltage            01/01/70 00:00      
         Measuring RMS            01/01/70 00:00      
         Watch for noise            01/01/70 00:00      
      The fundamental question:            01/01/70 00:00      
         Calculate Rms voltage            01/01/70 00:00      
            Scope            01/01/70 00:00      
               Calculate Rms voltage            01/01/70 00:00      
         integers?            01/01/70 00:00      
   Calculating RMS            01/01/70 00:00      

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