Conn Imp. Precision 1 vs Conn Imp. Precision 2
the Conn Imp. Precision 1 features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Imp. Precision 1
• Tuba
OrchestralCup diameter—
Best suited for
BBb bass / sousaphone orchestral
Exceptionally full deep rich tone
vs
Mouthpiece B
Conn Imp. Precision 2
• Tuba
GeneralCup diameter—
Best suited for
BBb bass / sousaphone general
Full rich tone in all registers
Which is better?
The Conn Imp. Precision 1 is designed for orchestral playing, while the Conn Imp. Precision 2 targets general use. Your best choice depends on your musical context.