TubaForum.net

Happy Tuba Tuesday. Today, the Museum features a Amati, EE flat helicon, 4 rotary, c.1970.

Serial #: 51269, Bell Diameter 17 5/8”, Bore Size .720.

Model 1751 “AMATI / KRASLICE” on bell. “51269” on key lever.



https://simonettitubacollection.com/ins ... t-helicon/

That actually is really cool, and must have relatively tight wrap for a full circle eb helicon, as nothing else looks out of proportion.