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???
11/24/06 05:01
Modified:
  11/24/06 05:04

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#128473 - Spectrum Analyses..
Responding to: ???'s previous message
Hi, everyone
Spectrum analysis shows One principal frequency say 62KHz when present is accompanid with overtones of 500Hz, 5Khz with high/low magnitudes at a given instant and after that the spectrum changes and 62Khz is gone . Then 80Khz appear accompanid with 500Hz , 5Khz ,other harmonics with high/low magnitude . and so on..

My question is principal frequency is present only one at a time is FFT application MANDATORY , we also know what band to look for , I want solve this in simple way instead of doing heroics and over kill procedures . As I guess I wnow what we are looking for .

Apologies if I am confusing I dont know explaing in good english.
AP

List of 14 messages in thread
TopicAuthorDate
oscillation analysis            01/01/70 00:00      
   You might want to look at ...            01/01/70 00:00      
      Very narrow-band IIR filter?            01/01/70 00:00      
         Explanations            01/01/70 00:00      
   More details needed!            01/01/70 00:00      
      More details ..            01/01/70 00:00      
   Active filters            01/01/70 00:00      
      Active filters            01/01/70 00:00      
   so its frequency modulation basically            01/01/70 00:00      
   I am confused as to what you do want            01/01/70 00:00      
      I am confused as to            01/01/70 00:00      
         yeah well horrendous problems            01/01/70 00:00      
   Spectrum Analyses..            01/01/70 00:00      
      Harmonics...            01/01/70 00:00      

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