The 621 is ideal for soloists and those who need an optimum of control and tonal clarity. The response is quick and secure, and the intonation extremely accurate. And the warm, rich sound has a focused tone center for superior projection.
Audio & Video
|Valve||Number of Valves||Front 4pistons/ 1rotary valve|
|Bell||Bell Size||366mm (14-3/8")|
|Bore||Bore Size||17.5-18.5mm (0.689-0.728")|
- Tubas/Sousaphones Owner's Manual [English / 10.2MB]
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