The History of the Tuba. Grade 9-12 General Music David Van Horn. Why was it needed?. The growing size of bands and orchestra needed a bottom end. This allowed a bigger range of sounds within the ensembles. What was the first?. The first instrument that started this family was the Serpent.
David Van Horn
The bell diameter can vary from 15-30 inches based upon the Tuba’s key.
The bell tubing can we wide and open like a funnel, or relatively small, ending in a large bell.
They can be built of brass that is often electroplated with silver, nickel or copper, or they can sometimes have bells of plastic or fiberglass.More information about the Tuba.