Posted by A theory on June 14, 2003 at 15:01:52:
In Reply to: Re: Re: Re: F Tuba Timbre posted by hm on June 14, 2003 at 11:39:09:
4 valves are essential in that in takes for valves to make every note possible. 3 valves do not provide enough tubing for some notes to even exist. 5th valves and more are simply tuning solutions, not the addition of more notes.
I probably said that really poorly, but that's my understanding of it.