| Acoustics of baroque, classical and modern flutes | 
 
        
      modern flute
       | 
       
        C6 | 
      
    
 
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       Fingering  Acoustic schematic  Non-specialist introduction 
  to acoustic impedance  | 
  
The flutist uses the same fingering for C5 and C6, but changes the speed, length and shape of the jet.

  Sound spectrum 
  of a modern flute with a B foot played using fingering for C6.
 
  
 
  
 
  
 
  
 
  You can hear C6 
  played by Geoffrey Collins. 
| Acoustic measurements are available for these flutes - modern B, modern C, classical C, classical D, classical flared, baroque Sound clips are available for modern B, classical flared and baroque  | 
    To compare flutes, it is easiest to open a separate browser window for each instrument. |