| Acoustics of baroque, classical and modern flutes | 
| modern flute | B4 | 
|   | Fingering  Acoustic schematic  Non-specialist introduction 
  to acoustic impedance | 
The flutist uses the same fingering for B4 and B5, but changes the speed, length and shape of the jet. The first four minima can be played.

  Sound spectrum 
  of a modern flute with a B foot played using conventional 
  fingering for B4.
 
 
   
 
   
 
   
 
   You can hear B4 
  played with conventional fingering 
  by Geoffrey Collins.
 
  You can hear B4 
  played with conventional fingering 
  by Geoffrey Collins. 
| Covered Fingering | modern flute B foot | 
|   | Fingering  Acoustic schematic  Non-specialist introduction 
  to acoustic impedance | 

  Sound spectrum of a modern flute with a B foot played using covered 
  fingering for B4.
 
 
   
 
   
 
   
 
   You can hear B4 
  played with covered fingering 
  by Geoffrey Collins.
 
  You can hear B4 
  played with covered fingering 
  by Geoffrey Collins. 
 may suggest other fingerings for this note.
 
may suggest other fingerings for this note.| 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. |