Miraphone - Model 91 BBb Tubas

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The Miraphone Tuba BBb model 191 is a compact 5/4-size instrument, designed to be easier to carry. Even though this tuba has a big bore, it is easy to play with a large sound.


- Size: 5/4 compact
- Rotary valves
- With nickel silver wreath

Options/Customisations available:

Body material
- Gold brass with combined gold brass and nickel silver valve section
- Yellow brass with nickel silver valve section

- Silver
- Lacquered

- Five (Instrument weight: 10.48kg)
- Four (Instrument weight: 10.04kg)

- 440 Hz
- 443 Hz

- With
- Without


Key Bb
Intonation 440 Hz or 443 Hz
Bell diameter 470 mm (18.504 inch)
Valve system Rotary
Valve section bore 21.2 mm (0.835 inch)
Mouthpiece TU33
Height 925 mm (36.417 inch)
Weight 4 valves: 10.48 kg (23.10 lb)
5 valves: 10.04 kg (22.13 lb)
Others Lyre holder and strap ring

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