Posted by Changing taper... on February 04, 2003 at 16:06:49:
In Reply to: Re: Re: Re: Re: Bell annealing posted by dave on February 04, 2003 at 00:57:27:
Well, Ren Schilke was working with trumpets, which means that much of his observational data won't apply equally well to tubas. Particularly the bit about lacquer.
To change the taper of various tubes, I find that a ball-pein hammer works just fine...