[Bell Historians] Trebles on higher numbers

[Richard Offen]

--- In bellhistorians at yahoogroups.com, "Andrew Aspland" 
<aaspland at y...> wrote:
> 
> "Two bells of the same pitch but different thickness will have 
different
> external profiles but the same internal profiles, because it is
> internal diameter which controls pitch."
> 
> Is this statement actually correct? Surely the thicker bell will 
have a
> higher pitch and when it is tuned down on the inside it will end up 
with a
> bigger internal diameter than the other. To take an extreme case a 
handbell
> of the same pitch as a tower bell does not have the same internal 
diameter.
> 
> Andrew

Correct!

R