| Instrument Type |
Euphonium (Tenor-voiced brass instrument) |
| Pitch / Key |
B♭ (B Flat) |
| Bore Type & Size |
Conical bore, approx. 0.565"–0.592" (14.4 mm – 15 mm) |
| Bell Diameter |
11"–12" (280–305 mm) |
| Number of Valves |
3 or 4 Piston Valves (4th valve often used for extended range and intonation) |
| Valve Type |
Top-action or side-action pistons (stainless steel or nickel-plated) |
| Compensating System |
Available on professional models (4-valve compensating design) |
| Body Material |
Yellow brass / Gold brass |
| Finish Options |
Clear lacquer or silver-plated |
| Tuning Slide Water Keys |
Typically 3 |
| Mouthpiece Receiver |
Standard large shank |
| Range |
B♭1 – B♭4 (with professional models extending beyond) |
| Weight |
Approx. 3.5–5.5 kg (7.7–12.1 lbs), depending on valve setup & material |
| Included Accessories |
Mouthpiece, polishing cloth, valve oil, hard or gig case (varies by model) |
| Typical Usage |
Concert bands, brass bands, military bands, and solo performances |
