Mr Helmholz - simple model

[Bruce Plecan]

We're talking about EGT at this stage?, right?.
How much change in temp is signifigant?.
Bruce


> The pure model is a ball  "resonating volume"  with a pipe "tuning pipe"
> attached.   Changing the temperature changes the local speed of sound
within
> the resonator - and thus the frequency of resonance changes.  Changing the
> volume within the resonating volume changes the frequency - larger lower.
> Changing the area/length of the tuning pipe changes the frequency.