Bass Tuba Brass Instrument
Bass Tuba Brass Instrument
| Feature | Typical Value / Range |
|---|---|
| Key / Tuning | B♭ (B‑flat) |
| Valve Type & Configuration | 4 valves (pistons or rotary) |
| Bore Size | ~ 17.5‑20.7 mm |
| Bell Diameter | ~ 366‑450 mm (≈ 14‑3⁄8″ to 17‑3⁄4″) |
| Body Material | Yellow brass or gold brass |
| Leadpipe Material | Nickel‑silver or gold brass leadpipe |
| Finish / Coating | Clear lacquer or silver plating |
| Height | ~ 825‑1018 mm |
| Included Accessories | Mouthpiece, carrying case, possibly lyre holder |