In article ,
"Carl Valle" wrote:

But I can tell a trumpet from a coronet, a feat
which most audiophiles will find difficult.

Well, one's a brass instrument and the other's a crown for the
high-ranking but not sovereign.

It is simply that I play these
instruments and have for 50 years. I have grown very trained in this
particular area.

You missed the suggestion on another forum that you don't really know
what your instrument sounds like and can rely on audience response to
develop your tone and interpretation.

Stephen