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   rec.audio.tech      Theoretical, factual, and DIY topics in      41,683 messages   

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   Message 40,115 of 41,683   
   Scott Dorsey to yates@ieee.org   
   Re: dBFS   
   20 Nov 10 07:58:19   
   
   XPost: rec.audio.pro, comp.dsp   
   From: kludge@panix.com   
      
   In article , Randy Yates   wrote:   
   >   
   >So to infer from your response, one definition of dBFS would be   
   >something like this:   
   >   
   >  dBFS = 20 * log_10(XPEAK / FSPEAK),   
      
   Yes, I have already said that three times now in three different ways.   
      
   >What units would a typical professional digital audio system use to   
   >measure RMS values of digital signals?   
      
   I don't know, because I have never seen actual instantaneous RMS values   
   ever displayed anywhere.   
      
   I have seen dozens of different time-averaged levels displayed in the   
   digital domain but none of them were really RMS.   
   --scott   
   --   
   "C'est un Nagra. C'est suisse, et tres, tres precis."   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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