ENTER DATA IN RED
                     
  SELF NOISE CALCULATION                  
                     
  ACTUAL FACE AREA     SQFT          
  REFERENCE FACE AREA     SQFT          
  ADJUSTMENT FACTOR     dB          
                     
    Face Velocity, fpm 63 125 250 500 1K 2K 4K 8K
                     
  CATALOG Self Noise Sound Power Level - @ Known flow 1
  CATALOG Self Noise Sound Power Level - @ Known flow 2
  B  
  A  
  Flow Rate for which you want to find the Self Noise Levels
                     
  FAAF  
                     
  SELF NOISE SOUND POWER LEVELS, dB  

Automatic recalculation