As the trombone in its simplest form has neither crooks, valves nor keys to lower the pitch by a specific interval, trombonists use seven chromatic "slide positions", each of which progressively increases the length of the air column, thus lowering the pitch.
Each position progressively increases the length of the air column, thus lowering the pitch. As the trombone in its simplest form has neither crooks, valves nor keys to lower the pitch by a specific interval, trombonists use seven chromatic "slide positions".
As the trombone in its simplest form has neither crooks, valves nor keys to lower the pitch by a specific interval, trombonists use seven chromatic "slide positions". Each position progressively increases the length of the air column, thus lowering the pitch.
As the trombone in its simplest form has neither crooks, valves nor keys to lower the pitch by a specific interval, trombonists use seven chromatic "slide positions". Each position progressively increases the length of the air column, thus lowering the pitch.