User Tools

Site Tools


en:wiki:anhang:anleitungen:the_repeated_stereo_pairs_method

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision
Previous revision
Last revisionBoth sides next revision
en:wiki:anhang:anleitungen:the_repeated_stereo_pairs_method [27/09/2016 20:05] – [Step 2: Measure and Correct] matten:wiki:anhang:anleitungen:the_repeated_stereo_pairs_method [28/09/2016 19:19] – [Initialise the Remaining Workspaces] matt
Line 47: Line 47:
   * apply delay adjustment to XO2R to account for delays found using mic alignment tool   * apply delay adjustment to XO2R to account for delays found using mic alignment tool
  
 +=== unix (cygwin) script to copy workspaces ===
 +
 +An example which copies LR to the 3 fresh workspaces above, run from the parent directory
 +
 +<code bash>
 +for target in LC LSL LSR
 +do
 +    mkdir ${target}
 +    cp LR/XO*.dbl ${target}/
 +    cp LR/Target.dbl ${target}/
 +    sed -e "s/\\\LR/\\\\${target}/g;s/\\\LR\\\/\\\\${target}\\\/g" LR/Acourate.ini > ${target}/Acourate.ini
 +done
 +</code>
 +
 +If using shared prefilters (e.g. for manual IIR on the subwoofer) then place these in a separate common directory.
 ===== Measurements ===== ===== Measurements =====
  
Line 78: Line 93:
 For each of LR, LC, LSL, LSR For each of LR, LC, LSL, LSR
  
-Open the workspace +  * Open the workspace 
- +  Run a log sweep  
-Run a log sweep  +  Run macro 1  
-Run macro 1  +  Run macro 3  
-Run macro 3  +  Compare inverse curves against pulses, run "phase extract" to avoid unnecessary boost at extremities and save phase extracted pulses over the Pulse48Linv/Pulse48Rinv as necessary  
-Compare inverse curves against pulses, run "phase extract" to avoid unnecessary boost at extremities and save phase extracted pulses over the Pulse48Linv/Pulse48Rinv as necessary  +  Iterate over macro 4 & macro 5 until an acceptable result is achieved (NB: it is advisable to use the same parameters on the reference L channel in every workspace)
-Iterate over macro 4 & macro 5 until an acceptable result is achieved (NB: it is advisable to use the same parameters on the reference L channel in every workspace)+
  
 If there is a non zero delay between XO2L and XO2R (i.e. the mic alignment tool did not report 0 offset)  If there is a non zero delay between XO2L and XO2R (i.e. the mic alignment tool did not report 0 offset) 
en/wiki/anhang/anleitungen/the_repeated_stereo_pairs_method.txt · Last modified: 28/09/2016 19:39 by matt

Donate Powered by PHP Valid HTML5 Valid CSS Driven by DokuWiki