YBB-632S BBb Tubas
| YBB-632S | YBB-632 | ||
|---|---|---|---|
| 調性 | Bb | Bb | |
| 揚聲口直徑 | 500mm (19 5/8") | 500mm (19 5/8") | |
| 管徑 | 18.5-20.0mm (0.728-0.787") | 18.5-20.0mm (0.728-0.787") | |
| 外觀 | Silver-plated | Clear lacquer | |
| 吹嘴 | BB-66D4 | BB-66D4 | |
| 樂器盒 | Included | Included | |
| 琴身 | Yellow brass | Yellow brass | |
| Height | 1048mm | 1048mm | |
| Valves | 3 top + 1 side, compensating | 3 top + 1 side, compensating | |
