Yamaha Tubas Owner's Manual - Page 4

Nomenclature - mouthpieces

Page 4 highlights

Nomenclature ■ Alto Horn Bell Mouthpiece Mouthpiece Receiver Leadpipe 1st Valve Slide Cap 3rd Valve 2nd Valve 1st Valve Valve Casing Main Tuning Slide Cap Water Key 3rd Valve Slide ■ Baritone Bell Mouthpiece Mouthpiece Receiver Leadpipe 1st Valve Slide Cap Cap 3rd Valve 2nd Valve 2nd Valve Slide 1st Valve Valve Casing 20 Main Tuning Slide Water Key 3rd Valve Slide The 4th piston on the YBH-621 is a side action type. (This is not a compensating instrument.)

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20
Alto Horn
Bell
Baritone
Mouthpiece
Mouthpiece Receiver
Leadpipe
1st Valve
2nd Valve
3rd Valve
1st Valve Slide
Main Tuning Slide
Water Key
3rd Valve Slide
Valve Casing
Cap
Cap
The 4th piston on the YBH-621
is a side action type. (This is not
a compensating instrument.)
Nomenclature
Bell
Mouthpiece
Mouthpiece Receiver
Leadpipe
1st Valve
2nd Valve
3rd Valve
1st Valve Slide
2nd Valve Slide
Main Tuning Slide
3rd Valve Slide
Valve Casing
Water Key
Cap
Cap