How to Determine the Type (Key) of a Clarinet
By the Length of it
As measured from Barrel (mouthpiece removed)
To the Bottom of the
Regular Boehm
Eb Soprano =
C Soprano = 20 ½”
Bb Soprano = 23 ¼”
A Soprano = 25 ¾”
Selmer Depose Key of A = 23 ¾”
Eb Alto =
Bb Bass =
Eb Contra-Alto =
Bb Contra-Bass =
Full Boehm
Albert
Bb Soprano = 23 ½”